Researcher

Magdalena Ramirez-Corredores, Ph.D.

Distinguished Research Scientist

Research Areas:
Lignocellulosic biofuels manufacturing

Biography:

Dr. Magdalena Ramirez-Corredores, is a Distinguished Research Scientist, in Idaho National Laboratory since 2016, where she is working on biofuels and on carbon dioxide utilization. She gained her previous industrial research experience at KiOR LLC, BP International Ltd and PDVSA. She is a fellow researcher with a successful track in the invention and development of emerging process technologies. Technical areas of expertise include biomass conversion for the production of renewable fuels and green chemicals; oil refining chemical and physical processes; design, selection and commissioning of experimental rigs and equipment for material characterization, and for catalytic and process R&D work. Management areas of expertise include technology foresighting, competitive intelligence, knowledge management and science & technology strategy, management of multicultural, multidisciplinary and multitasking environments, and Academia - Industry engagement. She has 60 inventions described in 52 US patents (8 cases still pending in the United States) and more than 180 worldwide awarded patents, on chemical and physical processes, as well as on catalysts and catalytic technologies. She has (co-)authored 119 publications (2 books, 7 monographs, 67 articles and 43 conference papers). Her total number of citations (excluding all authors’ self‐citations) are nearly 1700, for an h-index of 23. She earned her doctorate in chemistry at the University of Bath, UK in 1981 and her BSc in Chemistry at Universidad Central de Venezuela, Caracas in 1974. She is also a recipient of the highest industrial research awards from her country of origin, Venezuela: the Exceptional Contributions Award (PDVSA 2001) and National Award on Technological Research (CONICIT 1991).

Education:

Ph.D., Chemistry - University of Bath, England

B.S., Chemistry - Universidad Central de Venezuela, Caracas

Affiliations:

ASOVAC. Venezuela
Colegio de Egresados de la Facultad de Ciencias
American Chemical Society

Publications:

Journal Articles

Struhs, E.; Hansen, S.; Mirkouei, A.; Ramirez-Corredores, M. M.; Sharma, K.; Spiers, R. and Kalivas, J. H. Ultrasonic-assisted catalytic transfer hydrogenation for upgrading pyrolysis-oil. Ultrasonics Sonochemistry 2021. 73, #105502, 9pp.

Ramirez-Corredores, M. M.; Ding, D. and Gaffney, A. M. Idaho national laboratory’s advanced design and manufacturing initiative. Catalysis Today 2021. 363, 67-72.

Ramirez-Corredores, M. M.; Gadikota, G.; Huang, E. E. and Gaffney, A. M. Radiation-induced chemistry of carbon dioxide: A pathway to close the carbon loop for a circular economy. Frontiers in Energy Research 2020. 8 (108), 17pp.

Hoover, A.; Emerson, R.; Williams, C. L.; Ramirez-Corredores, M. M.; Ray, A.; Schaller, K.; Hernandez, S.; Li, C. and Walton, M. Grading herbaceous biomass for biorefineries: A case study based on chemical composition and biochemical conversion. BioEnergy Research 2019, 15pp.

Ramirez-Corredores, M. M. Chapter 8 - final remarks and future aspirations, in The science and technology of unconventional oils, ed. Ramirez-Corredores, M.M. Academic Press, Amsterdam. 2017, 695-741.

Ramirez-Corredores, M. M. Chapter 6 - emerging technologies and ideas with potential, in The science and technology of unconventional oils, ed. Ramirez-Corredores, M.M. Academic Press, Amsterdam. 2017, 489-676.

Ramirez-Corredores, M. M. Chapter 5 - bottom of the barrel upgrading technologies, in The science and technology of unconventional oils, ed. Ramirez-Corredores, M.M. Academic Press, Amsterdam. 2017, 387-488.

Ramirez-Corredores, M. M. Chapter 4 - acidity in crude oils: Naphthenic acids and naphthenates, in The science and technology of unconventional oils, ed. Ramirez-Corredores, M.M. Academic Press, Amsterdam. 2017, 295-385.

Ramirez-Corredores, M. M. Chapter 3 - metal compounds, in The science and technology of unconventional oils, ed. Ramirez-Corredores, M.M. Academic Press, Amsterdam. 2017, 223-294.

Ramirez-Corredores, M. M. Chapter 2 - asphaltenes, in The science and technology of unconventional oils, ed. Ramirez-Corredores, M.M. Academic Press, Amsterdam. 2017, 41-222.

Ramirez-Corredores, M. M. Chapter 1 - unconventional oils, in The science and technology of unconventional oils, ed. Ramirez-Corredores, M.M. Academic Press, Amsterdam. 2017, 1-40.

Ramirez-Corredores, M. M. Preface, in The science and technology of unconventional oils, ed. Ramirez-Corredores, M.M. Academic Press, Amsterdam. 2017, xiii-xiv.

Ramirez-Corredores, M. M. Catalyst technologies network. Hydrocarbon Engineering 2018 (Nov), 29-34.

Weber, R. S.; Holladay, J. E.; Jenks, C.; Panisko, E. A.; Snowden-Swan, L. J.; Ramirez-Corredores, M.; Baynes, B.; Angenent, L. T. and Boysen, D. Modularized production of fuels and other value-added products from distributed, wasted, or stranded feedstocks. WIREs Energy & Environment 2018, 7 (6) e308, 18pp. DOI 10.1002/wene.308

Ramírez‐Corredores, M. M. and Sanchez, V. Challenges on the quality of biomass derived products for bringing them into the fuels market. Journal of Energy and Power Engineering 2012. 6, 321‐328.

Ramírez‐Corredores, M. M.; Hernandez, Z.; Guerra, J.; Medina, J. and Alvarez, R. Options for nitriles removal from C4‐C5 cuts: 1. Via adsorption. Adsorption Science and Technology 2005. 23 (10), 813‐ 825.

Ramírez, M. Nuestra tecnología petrolera: Catalizadores y adsorbentes. Interciencia 2004. 29 (1), 9‐ 11.

Ramírez‐Corredores, M. M.; Hernández, Z.; Guerra, J.; Alvarez, R. and Medina, J. Options for nitriles removal from c4‐c5 cuts ‐ 3. Catalytic hydrogenation using the swing reactive removal process. Fuel Processing Technology 2003. 81 (2), 143‐154.

Ramírez‐Corredores, M. M.; Romero, T.; Djaouadi, D.; Hernandez, Z. and Guerra, J. Options for nitriles removal from c4‐c5 cuts: 2. Via catalytic hydrogenation. Industrial and Engineering Chemistry Research 2002. 41 (22), 5385‐5392.

Ramírez‐Corredores, M. M.; Romero, T. and Gonzalez, M. Dehydroisomerization of n‐butane on Pt‐ Zn/H‐mordenite. Studies in Surface Science and Catalysis: Proc. International Congress on Catalysis 2000. 130 C, 2507‐2512.

Galindo, D. E.; Goncalves, M. J. and Ramírez‐Corredores, M. M. Theoretical studies of the interaction of butane and butene isomers in h‐ferrierite and h‐mordenite. Studies in Surface Science and Catalysis 2000. 130 B, 1205‐1210.

Vieira, A.; Tovar, M. A.; Pfaff, C.; Betancourt, P.; Méndez, B.; López, C. M.; Machado, F. J.; Goldwasser,J. and Ramírez de Agudelo, M. M. Dehydroisomerization of n‐butane over Pt promoted Ga‐substituted silicoaluminophosphates. Studies in Surface Science and Catalysis: Proc. International Congress on Catalysis 2000. 130 A, 269‐274.

Casella, M. L.; Siri, G. J.; Santori, G. F.; Ferreti, O. A. and Ramírez‐Corredores, M. M. Surface characterization of li‐modified platinum/tin catalysts for isobutane dehydrogenation. Langmuir 2000. 16 (13), 5639‐5643.

Ramírez‐Corredores, M. M. Catalysis research in Latin America. Applied Catalysis A: General 2000.197 (1), 3‐9.

Montes De C, C.; Villa De P, A. L. and Ramírez‐Corredores, M. M. Synthesis and characterization of cobalt modified ltl‐type zeolite. Applied Catalysis A: General 2000. 197 (1), 151‐156.

Ramírez‐Corredores, M. M.; Machin, I. and Grillo, M. E. A new concept for the application of linear free energy relationships in catalysis. Journal of Molecular Catalysis A: Chemical 2000. 151 (1‐2), 271‐ 278.

Ramírez‐Corredores, M. M. Preface. Appl. Catal. 2000. 197 (1), 1‐2.

López, C. M.; Machado, F. J.; Méndez, B.; Pinto, M.; Sazo, V.; Goldwasser, J. and Ramírez, M. M. A study of the influence of the synthesis conditions upon the catalytic properties of silicoaluminophosphate molecular sieves. Topics in Catalysis 2000. 10 (1‐2), 65‐71.

Ramírez de Agudelo, M. M.; Mujica, E. and Salazar, J. A. Physicochemical characterisation of VGO mhck catalysts and its extrapolation to catalytic activity. Studies in Surface Science and Catalysis 1999. 127, 279‐286.

Vieira, A.; Tovar, M. A.; Pfaff, C.; Betancourt, P.; Méndez, B.; Lopez, C. M.; Machado, F. J.; Goldwasser, J.; Ramírez de Agudelo, M. M. and Houalla, M. A study of manganese‐silicoaluminophosphate molecular sieves. Journal of Molecular Catalysis A: Chemical 1999. 144 (1), 101‐116.

Ramírez de Agudelo, M. M. La investigacion, la catalisis y la industria. Interciencia 1999. 24 (3), 192‐ 195.

Ramírez‐Corredores, M. M. Desarrollo de catalizadores para la industria petrolera. Acta Cient. Venez. 1999. 2, 68‐74.

Vieira, A.; Tovar, M. A.; Pfaff, C.; Betancourt, P.; Mendez, B.; Lopez, C. M.; Machado, F. J.; Goldwasser, J.; Ramírez de Agudelo, M. M. and Houalla, M. Erratum: A study of manganese silicoaluminophosphate molecular sieves (journal molecular catalysis: A chemical (1999) a 144 (101‐ 116)). Journal of Molecular Catalysis A: Chemical 1999. 149 (1‐2), 323.

Goldwasser, J.; Machado, F. J.; Méndez, B.; López, C. M. and Ramírez, M. M. Further evidence of incorporation of chromium ions into the framework of silicoaluminophosphate molecular sieves. Reaction Kinetics and Catalysis Letters 1999. 67 (2), 365‐370.

Ramírez‐Corredores, M. M. Catalyst development for Venezuelan oil industry. Acta Cient. Venez. 1999. 50 (Supl. 1), 41‐47.

Romero, T.; González, M. and Ramírez‐Corredores, M. M. Deshidrogenación de n‐butano en catalizadores bimetálicos Pt‐Sn/Al2O3: Influencia de los parámetros cinéticos. Rev. Soc. Venez. Catal. 1998. 12, 70‐75.

Vieira, A.; Tovar, M. A.; Pfaff, C.; Méndez, B.; López, C. M.; Machado, F. J.; Goldwasser, J. and Ramírez de Agudelo, M. M. The transformations of n‐butane over platinum‐promoted Mn‐aluminophosphate molecular sieves. Journal of Catalysis 1998. 177 (1), 60‐71.

Arias, D.; Campos, I.; Escalante, D.; Goldwaserr, J.; Lopez, C. M.; Machado, F. J.; Mendez, B.; Moronta, D.; Pinto, M.; Sazo, V. and Ramírez de Agudelo, M. M. Corrigendum: On the nature of acid sites in substituted aluminophosphate molecular sieves with the AEL topology (journal of molecular catalysis a: Chemical (1997) 122, 175‐186) Journal of Molecular Catalysis A: Chemical 1998. 130 (3), 313.

Machin, I.; Romero, T. and Ramírez de Agudelo, M. M. A detailed kinetic model for the hydrogenolysis, isomerization and dehydrogenation of n‐butane. Studies in Surface Science and Catalysis: Dynamics of Surfaces and Reaction Kinetics in Heterogeneous Catalysis 1997. 109, 517‐522.

Escalante, D.; Giraldo, L.; Pinto, M.; Pfaff, C.; Sazo, V.; Matjushin, M.; Mendez, B.; Lopez, C. M.; Machado, F. J.; Goldwasser, J. and Ramírez de Agudelo, M. M. A study of the feasibility of incorporation of chromium into the molecular sieve framework: The transformation of 1‐butene over Cr‐silicoaluminophosphate molecular sieves. Journal of Catalysis 1997. 169 (1), 176‐187.

Arias, D.; Colmenares, A.; Cubeiro, M. L.; Goldwasser, J.; Lopez, C. M.; Machado, F. J.; Sazo, V. and Ramírez de Agudelo, M. M. The transformation of ethanol over ALPO4 and SAPO molecular sieves with AEL and API topology. Kinetic and thermodynamic approach. Catalysis Letters 1997. 45 (1‐2), 51‐ 58.

Grillo, M. E. and Ramírez de Agudelo, M. M. Structure and initial interaction of butane and butene isomers in a Pt/H‐mordenite catalyst. Journal of Molecular Catalysis A: Chemical 1997. 119 (1‐3), 105‐ 112.

López, C. M.; Machado, F. J.; Goldwasser, J.; Méndez, B.; Rodríguez, K. and Ramírez de Agudelo, M.M. The succesive crystallization and characterization of SAPO‐31 and SAPO‐11 from the same synthesis gel: Influence on the selectivity for 1‐butene isomerization. Microp. Mesop. Materials 1997. 19 (2‐3), 133‐41.

Escalante, D.; Méndez, B.; Hernández, G.; López, C.; Machado, F.; Goldwasser, J. and Ramírez de Agudelo, M. M. The skeletal isomerization of 1‐butene over zn‐silicoaluminophosphate molecular sieve. Catalysis Letters 1997. 47 (3,4), 229‐33.

Campos, Y.; Escalante, D.; Goldwasser, J.; López, C. M.; Machado, F.; Méndez, B.; Tovar, M. and Ramírez de Agudelo, M. M. Spectroscpic and catalytic evidence for the incorporation of gallium in the AEL framework. Microp. Mesop. Materials 1997. 19 (5‐6), 387‐94.

López, C. M.; Machado, F.; Giraldo, L.; Goldwasser, J.; Matjushing, M.; Méndez, B.; Moronta, D.; Rodríguez, K.; Campos, Y. and Ramírez de Agudelo, M. M. Influencia de la presencia de cromo en el gel de síntesis sobre la cristalización de tamices moleculares tipo ALPO4 con estructura AEL. Rev. Soc. Venez. Catal. 1997. 11, 7‐16.

Arias, D.; Campos, I.; Escalante, D.; Goldwasser, J.; López, C. M.; Machado, F. J.; Méndez, B.; Moronta, D.; Pinto, M.; Sazo, V. and De Agudelo, M. M. R. On the nature of acid sites in substituted aluminophosphate molecular sieves with the AEL topology. Journal of Molecular Catalysis A: Chemical 1997. 122 (2‐3), 175‐186.

Giraldo, L.; Pfaff, C.; Lopez, C. M.; Machado, F.; Mendez, B.; Goldwasser, J.; Ramírez de Agudelo, M. M.; Rondón, S.; Houalla, M. and Hercules, D. M. Study of the oxidation states of chromium in substituted and supported: Cr‐silicoaluminophosphate molecular sieves. Surface and Interface Analysis 1996. 24 (13), 863‐867.

Grillo, M. E. and Ramírez de Agudelo, M. M. Modeling of Pt clustering in mordenite‐H. J. Molec. Model. 1996. 2, 183‐189.

Ramírez de Agudelo, M. M. Global overview of research in catalysis, venezuela. Appl. Catal. 1996. 140, 113‐117.

Ramírez de Agudelo, M. M. and Reyes, P. Global overview of research in catalysis, chile. Appl. Catal. 1996. 140, 118‐120.

Blanco, F.; Urbina, G. and Ramírez de Agudelo, M. M. Theoretical calculations on zeolites: The aluminum substitution in mordenite, ferrierite and ZSM‐5. Molecul. Simul. 1995. 14, 165‐176.

Alfonzo, M.; Goldwasser, J.; López, C. M.; Machado, F. J.; Matjushing, M.; Mendez, B. and Ramírez de Agudelo, M. M. Effect of the synthesis conditions on the crystallinity and surface acidity of SAPO‐11. J. Molecul. Catal. 1995. 98 (1), 35‐48.

Blanco, F.; Urbina, G. and Ramírez de Agudelo, M. M. Pt‐mordenite catalyst: A molecular graphics study. Stud. Surf. Scien. Catal. 1994. 84, 2155‐62.

Ramírez de Agudelo, M. M. and Galarraga, C. A surface study of a real catalyst. Journal of Physics: Condensed Matter 1993. 5 (33 A), 243‐244.

Urbina‐Villalba, G.; Blanco, F. and Ramírez de Agudelo, M. M. Estudio teórico de la interacción de butano con centros ácidos silico‐alumínicos. Rev. Soc. Venez. Catal. 1993. 7, 21‐30.

Ramírez de Agudelo, M. M. and Galarraga, C. Real catalysts from the surface point of view. Vision Tecnologica 1993. 1 (1), 60‐63.

Ramírez de Agudelo, M. M. and Galarraga, C. Stable catalyst for heavy oil processing. II. Preparation and characterization. J. Catal. 1992. 134, 98‐106.

Ramírez de Agudelo, M. M. and Galarraga, C. Development of a new catalyst for the hydroconversion of heavy oils. Studies in Surface Science and Catalysis: New Frontiers in Catalysis (Proc. Intern. Cong. Catal., Budapest‐Hungary) 1992. 75 (C), 2511‐14.

Ramírez de Agudelo, M. M. and Galarraga, C. Stable catalyst for heavy oil processing. III. Activity and selectivity. Chemical Engineering J. 1991. 46 (2), 61‐68.

Ramírez de Agudelo, M. M.; Arias, B.; Garcia, J. J. and Martinez, N. P. Research and development in the area of catalysis at intevep, sa. Revista Tecnica INTEVEP 1990. 10 (1), 81‐91.

Alonzo, D. C.; Ramírez de Agudelo, M. M. and Scharifker, B. Aggregation of silver adsorbed on platinum (aglomerados de ag adsorbida sobre Pt). Rev. Soc. Venez. Catal. 1990. 4 (2), 1‐11.

Ramírez de Agudelo, M. M. and Galarraga, C. Stable catalyst for heavy oil processing: IV. Active phases and functionality. Rev. Tec. INTEVEP 1990. 10 (2), 173‐182.

Ramírez de Agudelo, M. M. and Galarraga, C. Stable catalyst for heavy oil processing. I. Methodology and initial concepts. Rev. Soc. Venez. Catal. 1990. 5, 117‐121.

Ramírez de Agudelo, M. M.; Arias, B.; Garcia, J. J. and Martinez, N. P. Investigacion y desarrollo en el area de catalisis en intevep, sa (research and development in the area of catalysis in intevep, sa). Rev. Tec. INTEVEP 1989. 9 (2), 183‐194.

Ramírez de Agudelo, M. M.; Gonzalez, M.; Do Campo, N. and Mujica, E. Acidez de catalizadores de hidrotratamiento por gravimetría e ir. Rev. Soc.Venez. Catal. 1989. 3 (1), 15‐24.

Morales, A.; Ramírez de Agudelo, M. M. and Hernadez, F. Adsorption mechanism of phosphorus on alumina. Appl. Catal. 1988. 41 (1‐2), 261‐271.

Rosa‐Brussin, M.; Sepulveda, G.; Meneses, N.; Rojas, C.; Ramírez de Agudelo, M. M. and De Armengol, G. Properties of a clay hydrotreatment catalyst: Aem, XPS, AES, and activity. Rev. Tec. INTEVEP 1987. 7 (2), 89‐95.

Ramírez de Agudelo, M. M.; Gonzalez Reyes, L. and Do Campo, N. The role of transition metal sulfides in hydrotreatment. III. Acidity, XPS and catalytic activity. Appl. Catal. 1987. 31 (1), 1‐12.

Galarraga, C. and Ramírez de Agudelo, M. M. Funcionalidad vs. Inhibición competitiva en reacciones de hidrotratamiento. Rev. Soc. Venez. Catal. 1987. 1, H2, pp.4.

Galiasso, R.; Badras, C.; Garcia, W.; Ramírez de Agudelo, M. and Rodriguez, E. Hydrotreatment of cracked gas oils (hydrotraitement de gazoles craqués). Oil & Gas Science and Technology 1987. 42 (5), 567‐585.

Morales, A. and Ramírez de Agudelo, M. M. Promoter role of octahedral cobalt (and nickel) in modified Co(Ni)Mo‐Al2O3 catalysts for hydrodesulfurization reactions. Appl. Catal. 1986. 23 (1), 23‐ 34.

Galiasso, R.; Badras, C.; Garcia, W.; Ramírez de Agudelo, M. M. and Rodríguez, E. Hidrotratamiento de gasoleos craqueados. Rev. Tec. INTEVEP 1985. 5 (2), 175‐188.

Ramírez de Agudelo, M. M.; Gonzalez Reyes, L. and Gajardo, P. The role of transition metal sulfides in hydrotreatment ‐ first row transition metal sulfides. Revista Tecnica INTEVEP 1984. 4 (1), 19‐26.

Ramírez de Agudelo, M. M. and Stone, F. S. The formation and decomposition of mixed carbonates of calcium and strontium. Mater. Sci. Monogr. (Proc. 9th Intern. Symp. Reactivity of Solids). Eds. Dyrek K., Haber J. and Nowotny J. 1982. 10 (2), 695‐701.

Ramírez de Agudelo, M. M. and Andréu, P. Correspondencia entre reactividad y estructura en el craqueo catalítico de alquilbencenos sobre SiO2‐Al2O3 al 10%, 1a. Parte. . Acta Cientifica Venezolana 1974. 25 (1), 79.

Books

Ramírez-Corredores, M. M. The Science and Technology of Unconventional Oils: Finding Refining Opportunities. Elsevier, Amsterdam 2017, 750pp.

Ramírez-Corredores, M. M. and Borole, A. P. Biocatalysis in oils refining, Elsevier, Amsterdam 2007, 406pp. Ramírez-Corredores, M. M. ed.,

Special issue: Catalysis research in Latin America. Applied Catalysis, Elsevier, Amsterdam, 2000. Vol. 197. 181 pp

Ramírez‐Corredores, M. M. and Borole, A. P. Biocatalysis in oils refining, Elsevier, Amsterdam 2007, 406pp.

Special Issue (invited editor)

Ramírez-Corredores, M. M. ed., Special issue: Catalysis research in Latin America. Applied Catalysis, Elsevier, Amsterdam, 2000. Vol. 197. 181 pp

Monographs/Book Chapters

Ramirez-Corredores, M. M. Chapter 11 - Biocatalytic upgrading of heavy oils and residues, in Hydrocarbon biotechnology: Challenges and future trends, ed. Ismail, W.A., Van Hamme, J.D. Apple Academic Press. 2019 (Submitted)

Ramírez-Corredores, M. M. Pathways and mechanisms of fast pyrolysis. Impact on catalyst research, in The role of catalysis for the sustainable production of bio-fuels and bio-chemicals, ed. Triantafyllidis, K., Lappas, A., and Stöcker, M. Elsevier, Amsterdam. 2013

Ramírez-Corredores, M. M. Catalysis: New concepts and new materials. Proc. World Petroleum Congress. Calgary, Alberta 2000. 1, 133-140.

Galiasso, R.; Garcia, W.; Ramírez de Agudelo, M. M. and Andréu, P. Hydrotreatment of cracked light gas oil, in Catalysis and surface science, ed. Heinemann H. and G.A., S. Marcel Dekker Inc., New York. 1985, 145-182.

Galiasso, R.; Garcia, W.; Ramírez de Agudelo, M. M. and Andreu, P. Hydrotreatment of cracked light gas oil, in Catal. Rev. Sci. Eng., ed., Berkeley, CA, USA. 1984, 445-480.

Conference Proceedings

Ramirez‐Corredores, M. M. Existen soluciones catalíticas para el procesamiento costo‐efectivo de crudos no‐convencionales? Proc. XIV Congreso Mexicano y V Congreso Internacional sobre Catálisis. Valle de Bravo, Mexico, Apr 20‐22. 2015.

Ramirez‐Corredores, M. M. Retos químicos en la conversión termocatalÍtica de la biomasa: Combustibles renovables y compuestos químicos “verdes”. Proc. Coloquio: “Tendencias, Retos y Oportunidades en la Catálisis del Siglo 21”. UNAM, Mexico City, Mexico. Apr 16‐17, 2015. 49pp.

Ramirez‐Corredores, M. M. Crudos no‐convencionales: Un espacio donde la Catalisis podría reinventar a la refinación. Proc. CICat 2014, Sep. 15‐19, Medellin, Colombia.

Ramírez‐Corredores, M. M.; Tong, X. and Sorrells, J. Searching for bio‐oil stability: What is the quality standard? Proc. tcbiomass2011. Chicago, IL, Sep 27‐30, 2011. 10pp.

Ramírez‐Corredores, M. M. Technology gaps and challenges for processing high asphaltene‐high metal containing crudes. Proc. World Petroleum Congress, 19th. Madrid, Spain, Jun 30 ‐ Jul 4, 2008.

Ramos C., A. and Ramírez‐Corredores, M. M. Modelo de gestión para portafolios de proyectos en docencia: El caso del “diseño de plantas industriales”. Proc. X Congreso Internacional de Ingenieria de Proyectos. Valencia, Sep 13‐15, 2006, 2892‐2990.

Ramos C., A. and Ramírez‐Corredores, M. M. Modelo de gestión del capital de ciencia y tecnología en una facultad de ingeniería. Proc. X Congreso Internacional de Ingenieria de Proyectos. Valencia, Sep 13‐15, 2006, 2805‐2813.

Guerra, J.; Galindo, D. and Ramírez‐Corredores, M. M. Estudio teórico‐experimental sobre el uso de tamices moleculares en la separación de propano/propileno. Proc. Simposio Iberoaméricano de Catálisis. Porto‐Portugal, 16‐21 July, 2000.

Machado, F. J.; López, C. M.; Goldwasser, J. and Ramírez, M. M. Desactivación durante la isomerización esqueletal de n‐butenos de catalizadores basados en tamices moleculares tipo AEL modificados con Si, ga y cr. Proc. Simp. Iiberoam. Catal. 17th. Porto, Portugal 16‐21 July, 2000 CD ROM, 807‐813.

Ramírez‐Corredores, M. M.; Romero, T. and González, M. Dehydroisomerization of n‐butane on Pt‐ Zn/H‐Mordenite. Proc. 217th ACS National Meeting, Division of Petroleum Chemistry, Preprint PETR‐ 028. Anaheim, CA, March 21‐25, 1999. 44, 146‐149.

Ramírez‐Corredores, M. M.; Machin, I. and Grillo, M. E. A new concept for the application of linear free energy relationships in catalysis. Proc. 217th ACS National Meeting. Anaheim, CA, March 21‐25, 1999. COMP‐178.

Vieira, A.; Tovar, M. A.; Pfaff, C.; Escalante, D.; López, C.; Machado, F. J.; Ramírez, M. and Goldwasser, J. The skeletal isomerization of 1‐butene over Zn and Cr substituted silicoaluminophosphate molecular sieves (Unpublished Presentation). 12th. International Symposium on Alcohol Fuels, Beijing, China. Sep 21‐24, 1998.

Ramírez de Agudelo, M. M.; Machín, I.; Grillo, M. E.; Ruette, F. and Sierralta, A. Linear correlations between HDS activity and QM parameters. Proc. ACS Division of Petroleum Chemistry, Inc. Preprints. 1998. 43, 32‐34.

Vieira, A.; Tovar, M.; López, C. M.; Machado, F.; Goldwasser, J. and Ramírez de Agudelo, M. M. Transformación de n‐butano sobre diversos me‐silicoaluminofosfatos promovidos con platino (me: Mn y ga). Proc. Simp. Iberoam. Catal. Cartagena‐Colombia, 24‐27 August, 1998. 1, 403‐408.

Vieira, A.; Tovar, M. A.; Pfaff, C.; López, C. M.; Machado, F. J.; Goldwasser, J. and Ramírez de Agudelo,
M. M. Transformación de n‐butano sobre mn‐aluminofosfatos promovidos con platino. Proc. Simp. Iberoam. Catal. Cartagena‐Colombia, 24‐27 August, 1998. 1, 391‐396.

Romero, T.; González, M. and Ramírez de Agudelo, M. M. Deshidroisomerización de n‐butano en catalizadores bimetálicos Pt‐Zn/mordenita‐h. Proc. Simp. Iberoam. Catal. Cartagena‐Colombia, 24‐27 August, 1998. 2, 935‐940.

Ramírez de Agudelo, M. M.; Galindo, D. E.; Goncalves, M. J. and Grillo, M. E. Estudios de mecánica y dinámica molecular de los isómeros C4 adsorbidos en H‐ferrierita, H‐mordenita y Pt/H Mordenita. Proc. Simp. Iberoam. Catal. Cartagena‐Colombia, 24‐27 August, 1998. 2, 1117‐1122.

Djaouadi, D.; Guerra, J. and Ramírez de Agudelo, M. M. Caracterización de catalizadores de cobre soportados sobre zeolita, alúmina y sus mezclas. Proc. Simp. Iberoam. Catal. Cartagena‐Colombia, 24‐ 27 August, 1998. 3, 1913‐1918.

Machado, F. J.; Goldwasser, J.; López, C. M.; Méndez, B. and Ramírez, M. M. Evidencia fisicoquímica de la incorporación de diversos metales en la red cristalina de tamices moleculares con la topología AEL. Implicaciones en catálisis. Proc. Simp. Iberoam. Catal. Cartagena‐Colombia, 24‐27 August, 1998. 1, 205‐210.

Ramírez de Agudelo, M. M. Molecular engineering for the improvements of reformulated gasoline technology. Proc. 15th World Petroleum Congress. Beijing, China, Oct. 12‐16, 1997. Preprint 9‐P15, 111‐112.

Alfonzo, M.; Arias, D.; Colmenares, A.; Cubeiro, M. L.; López, C. M.; Machado, F. J.; Goldwasser, J.; Ramírez de Agudelo, M. M. and Sazo, V. Efecto de la acidez en la deshidratación de etanol sobre tamices moleculares tipo ALPO4. . Proc. 15th Simp. Iberoam. Catal. Córdoba‐Argentina, Sept. 16‐20, 1996. 1, 97‐102.

Escalante, D.; López, C. M.; Machado, F. J.; Goldwasser, J.; Pinto, M. and Ramírez de Agudelo, M. M. Isomerización esqueletal de 1‐buteno sobre tamices moleculares tipo aluminofosfatos con estructura AEL. Proc. 15th Simp. Iberoam. Catal. Córdoba‐Argentina, Sept. 16‐20, 1996. 1, 103‐108.

Romero, T. J.; González, M.; Navas, F. and Ramírez de Agudelo, M. M. Efecto del cromo en catalizadores bimetálicos Pt‐Cr/Al2O3. Proc. 15th Simp. Iberoam. Catal. Córdoba‐Argentina, Sept. 16‐ 20, 1996. 3, 1819‐24.

Ramírez de Agudelo, M. M.; Djaoudi, D. and Guerra, J. El niquel soportado en mezclas de zeolita alumina y su rol en hidrogenación. Proc. 15th Simp. Iberoam. Catal. Córdoba‐Argentina, Sept. 16‐20, 1996. 2, 1191‐96.

Ramírez de Agudelo, M. M. Keynote lecture: Catálisis computacional: Area emergente. Proc. 15th Simp. Iberoam. Catal. Córdoba‐Argentina, Sept. 16‐20, 1996. 3, 53‐62.

Pérez‐Zurita, M. J.; Hernández, Y. C. and Ramírez de Agudelo, M. M. Synthesis and evaluation of a Cr‐ PILC using an organic complex. Proc. AICHE Spring National Meeting, Symp. New Catalytic Materials. Atlanta USA. 1994. Prep. # 58 g, 19 pp. (F10‐G14).

Galarraga, C.; Vitale, G.; Periera, P. and Ramírez de Agudelo, M. M. Reuso de un nuevo catalizador para el procesamiento de crudos pesados. Proc. 14th. Simp. Iberoam. Catal. Concepción, Chile 1994. 1, 1687‐1692.

Blanco, F.; Urbina‐Villalba, G. and Ramírez de Agudelo, M. M. Estudio teórico en catalizadores mordeníticos: Distribución de agregados metálicos y cationes de compensación. Proc. Simp. Iberoam. Catal., 14th. Concepción, Chile 1994. 1, 457‐462.

Romero, T. J.; Guaregua, J. and Ramírez de Agudelo, M. M. Conversión de n‐butano sobre catalizadores Pt/H‐mordenita. Proc. 14th. Simp. Iberoam. Catal. Concepción, Chile 1994. 1, 487‐492.

Ramírez de Agudelo, M. M. and Galarraga, C. Regeneration: A proof of a conceptual design. Proc. 205th American Chemical Society, Division of Petroleum Chemistry, Preprints Regeneration, Reactivation and Reworking of Spent Catalyst Denver, CO, USA 1993. 38, 45‐49.

Ramírez de Agudelo, M. M.; Galarraga, C. and Pimentel, M. The competitive inhibition in hydrotreatment reactions. Proc. ACS Meeting, Div. Pet. Chem., Symp. Mechanism of HDS‐HDN Reactions, Preprint. Chicago‐USA, August 22‐27, 1993. 12 pp.

Romero, T. J.; Sosa, C.; Vihtodenko, M. E. and Ramírez de Agudelo, M. M. Propiedades deshidrogenantes del sistema Cr‐Al2O3 en la reacción de conversión de n‐butano. Proc. Simp. Iberoam. Catal. 13th. Segovia‐España, July 6‐10, 1992. 1, 191‐194.

Solari, R. B.; Krasuk, J.; Gonzalez, J. C.; Cotte, E.; De Agudelo, M.; Marrufo, F.; Pachano, J. and Muñoz,
T. Hydrocracking as an alternative for high conversion of the bottom of the barrel. Proc. NPRA Annual Meeting, . San Antonio, TX, USA, 26‐27 March, 1990. AM‐90‐38, 29 pp.

Ramírez de Agudelo, M. M. and Morales, A. Promoter effect of phosphorus in nimop/Al2O3 catalysts on hydrodenitrogenation reactions. Proc. lnter. Cong. Catal., 9th. Calgary‐Canada 1988. 1, 42‐49.

Rosa‐Brussin, M.; Micarelli, M. T. and Ramírez de Agudelo, M. M. Actividad, selectividad y funcionalidad de catalizadores NiMo/arcilla en reacciones de hidrotratamiento. Proc. Simp. Iberoamericano Catal. 11th. . Guanajuato‐Mexico 1988. 2, 775‐781.

Morales, A.; Ramírez de Agudelo, M. M.; Hernandez K., F. and Prada Silvy, R. Efectos del fosforo sobre las propiedades fisicoquímicas y catalíticas de catalizadores Co‐Mo/Al2O3. Proc. 11th Simp. Iberoamericano Catal. Guanajuato‐Mexico 1988. 2, 1059‐1065.

Salazar, J. A.; Carrasquel, R.; Rodríguez, E.; Morales, A.; Ramírez de Agudelo, M. M. and Galiasso, R. Catalyst for the hydrotreament of cracked feedstocks. Proc. 2nd. South Amer. Ketjen Catalyst Sem. . Puerto la Cruz, Venezuela 1987. 1, 8pp.

Ramírez de Agudelo, M. M. and Galarraga, C. Funcionalidad catalítica de catalizadores de hidrotratamiento. Proc. Simp. Iberoam. Catálisis 10th Mérida‐Venezuela 1986. 418‐427.

Galiasso, R.; Ramírez de Agudelo, M. M.; Salazar, A. and Kum, H. Hidrotratamiento de gasoleos livianos craqueados. Desactivación de un catalizador tipo CoMo/Al2O3. Proc. Simp. Iberoam. Catálisis 10th Mérida‐Venezuela 1986. 1063‐1071.

Gajardo, P.; Ayerbe De Salazar, A. and Ramírez de Agudelo, M. M. Correlations between surface properties and catalytic activity of commercial hydrotreating catalysts: An XPS and ESR study. Proc. Int. Congr. Catal. 8th Berlin 1984. 2, 351‐361.

Morales, A.; Ramírez de Agudelo, M. M.; Garcia, J. J. and Andreu, P. Efecto promotor del cobalto y del niquel en catalizadores Co(Ni)Mo‐Al2O3 sobre la hidrodesulfuración (effect of cobalt and nickel promoters in cobalt‐(nickel)‐molybdenum/alumina catalysts on hydrodesulfurization). Proc. Simp. Iberoam. Catal. 9o. Lisboa 1984. 1, 199‐265.

Morales, A.; Ramírez de Agudelo, M. M.; Carrasquel, R. and Galarraga, C. Hydrotreatment of heavy gas oil. 1. Evaluation and characterization of catalysts. Proc. Simp. Iberoam. Catal. 9o. Lisbon 1984. 2, 1256‐1265.

Ramírez de Agudelo, M. M.; Reyes, L. G. and Gajardo, P. Role of transition metal sulfides in hydrotreatment. Part II: First row transition metal sulfides. Proc. American Institute of Chemical Engineers, National Meeting. Houston, TX, USA 1983.

Ramírez de Agudelo, M. M.; Gajardo, P. and Reyes, L. G. The role of transition metal sulfides in hydrotreatment part I ‐ Iron sulfide as catalyst. Proc. Preprints Div Pet Chem ACS Nat Meet. Kansas City, USA 1982. 27, 712‐720.

Andréu, P. and Ramírez, M. M. The influence of reactant structure on reactivity and isotope effect on the cracking of alkylbenzenes over an acid catalyst. Proc. 6ht. lnternational Catalysis Congress. London, UK, July 1976. 2, 593‐602.

Patents:

Ramirez Corredores, M. M. and May, L. (Inaeris Technologies, LLC ) Process for enhancing process performance during the thermocatalytic treatment of biomass, Patent No. US10487267 (Also published as WO2015131123, US2015240166). 2019, Nov 26.

Bauer, L.; May, L.; Trewella, J.; Ramirez Corredores, M. M.; Paradise, C. and Kent, N. (Inaeris Technologies, LLC) Process of generating a renewable biofuel from a hydrotreated stream of condensed oxygenates, Patent No. US9909073 (Also published as US2016010001, US9200209). 2018, Mar 06.

Ramirez-Corredores, M. M. and Sanchez, V. (Inaeris Technologies, LLC) Production of renewable bio-gasoline, Patent No. US9850440 (Also published as US2015225661, WO2012057986). 2017, Dec 26.

Ramirez Corredores, M. M.; Bauer, L. and Sanchez, V. (Inaeris Technologies, LLC) Liquid bio-fuels, Patent No. US9617489 (Also published as US2014123662, WO2015105732). 2017, Sep 20.

Ramirez-Corredores, M. M. and Zhang, C. (KiOR, Inc) Production of renewable bio-distillate, Patent No. US9447350 (Also published as US2013326936, CA2920480). 2016, Sep 20.

Ramirez-Corredores, M. M. and Iglesias, V. S. (KiOR Inc.) Production of renewable biofuels, Patent No. US9447338 (Also published as AU2011352020, BR112013016843, CA2819903, CN103261381, DK2658954, EP2658954, MX2013007131, RU2013135471. US2015044107, WO2012092468). 2016, Sep 20.

Ramirez-Corredores, M. M.; Tong, N. and Sorrells, J. (KiOR, Inc) TAN upgrading of bio-oil, Patent No. US9447000 (Also published as US2013267753, WO2013155186). 2016, Sep 20.

Ramirez Corredores, M. M.; Sanchez, V. and Zhang, C. (KiOR, Inc) Renewable heating fuel oil, Patent No. US9382489 (Also published as WO2015106251, US2014123545 EP3094710). 2016, Jul 05.

Ramirez Corredores, M. M.; Tong, X.; Sorrells, J. and Anderson, J. (KiOR, Inc) Bio-oil fractionation, Patent No. US9327208 (Also published as US2013284579, WO2013165644). 2016, May 03.

Bauer, L.; May, L.; Trewella, J.; Ramirez Corredores, M. M.; Paradise, C. and Kent, N. (KiOR, Inc) Process of generating a renewable biofuel from a hydrotreated stream of condensed oxygenates, Patent No. US9200209 (Also published as US2014142355, US2016010001, WO2014078799, EP2920135, CN104870406, CA2891352, BR112015011156). 2015, Dec 01.

Ramirez Corredores, M. M. and Sorrells, J. (KiOR, Inc.) Fungible bio-oil, Patent No. US9206365 (Also published as US2013174476). 2015, Dec 08.

Smith, E.; Sanchez, V.; Trewella, J. C.; Mcgovern, S. J.; Roemisch, R.; Sorrells, J.; May, L.; Ramirez Corredores, M. M.; Banda, R. and Bauer, L. J. (KiOR, Inc) Process for upgrading biomass derived products, Patent No. US9315739 (Also published as WO2013025600, US2013043192, EP2744873, CN103906826, CA2843971, BR112014003493). 2016, Apr 19.

Ramírez‐Corredores, M. M. and Sanchez, V. (Kior, Inc) Production of renewable bio‐gasoline, Patent No. US9062264 (Also published as US2011138681, WO2012057986). 2015, Jun 23.

Ramírez‐Corredores, M. M. and Sanchez, V. (KiOR, Inc) Production of renewable biofuels, Patent No.US8968670 (Also published as US2014109470). 2015, Mar 03.

Ramirez Corredores, M. M. and Sanchez, V. (KiOR, Inc) Production of renewable biofuels, Patent No.US8888871 (Also published as WO2012092468; US2012216448). 2014, Nov 18.

Ramírez Corredores, M. M. and Sanchez, V. (KiOR, Inc) Production of renewable biofuels, Patent No.US8853484 (Also published as US2012172643, WO2012027372). 2014, Oct 07.

Ramírez Corredores, M. M.; Sanchez, V. and Tong, N. (KiOR, Inc) Stable bio‐oil, Patent No. US8669405 (Also published as US2012204481, WO2012109035). 2014, Mar 11.

Ramírez‐Corredores, M. M. and Sanchez, V. (KiOR, Inc) Production of renewable biofuels, Patent No.US8647398 (Also published as US2012101318). 2014, Feb 11.

Ramírez Corredores, M. M. and Sanchez, V. (KiOR, Inc) Renewable heating oil, Patent No. US8628589 (Also published as WO2012109034, US2012204479). 2014, Jan 14.

Ramírez‐Corredores, M. M.; Sorrells, J. and Zhang, C. (Kior, Inc) Production of renewable bio‐distillate, Patent No. US8506658 (Also published as US2012266526). 2013, Aug 13.

Ramírez‐Corredores, M. M.; Sorrells, J. and Zhang, C. (Kior, Inc) Production of renewable bio‐distillate, Patent No. US8454712 (Also published as US2012260564, WO2012057988). 2013, Jun 04.

Ramírez‐Corredores, M. M.; Sorrells, J. and Zhang, C. (Kior, Inc) Production of renewable bio‐distillate, Patent No. US8377152 (Also published as US2012017492, WO2012057988). 2013, Feb 19.

Ramírez‐Corredores, M. M.; Hernandez, Z.; Guerra, J. and Navarro, R. V. (Intevep SA.) Selective sulfur removal from hydrocarbon streams by adsorption, Patent No. US7446077 (Also published as US20050205470, 20070227948). 2008, Nov 04.

Ramírez de Agudelo, M.; Romero, T. J. and Mujica, E. (Intevep SA.) Catalyst and process for the production of alkyl tert alkyl ether from hydrocarbon feedstocks with high levels of sulfur, Patent No. US6049012. 2000, Apr 11.

Ramírez de Agudelo, M. M.; Guerra, J. T.; Marcano, D. I. and Hernandez, Z. (Intevep SA.) Nitrile selective removal process, Patent No. US6019887 (Also published as BR9905721, EP1002852, CN1256260, JP2000297050, DE69916400) 2000, Feb 01.

Ramírez de Agudelo, M.; Djauadi, D. and Guerra, J. (Intevep SA.) Bimetallic catalyst for the simultaneous selective hydrogenation of diolefins and nitriles, method of making same, Patent No. US5948942 (Also published as EP0908235, BR9803490). 1999, Sep 07.

Ramírez de Agudelo, M. M. (Intevep SA.) Multi‐stage process for treating n‐paraffins, Patent No. US5907072 (Also published as EP0921108, JP11240848, JPH11240848, DE69813471, BR9804980). 1999, May 25.

Ramírez de Agudelo, M. M.; Romero, T.; Guaregua, J. and Gonzalez, M. (Intevep SA.) Catalyst for use in the dehydrogenation and isomerization of paraffins and method, Patent No. US5880324. 1999, Mar 09.

Ramírez de Agudelo, M. M.; Guerra, J. and Gonzalez, M. (Intevep SA.) Nitrile selective adsorbent, Patent No. US5880052 (Also published as DE19638052). 1999, Mar 09.

Hernandez, Z.; Garcia, W. and Ramírez de Agudelo, M. (Intevep SA.) Process for the simultaneous selective hydrogenation of diolefins and nitriles in multiple reactor units, Patent No. US5877364 (Also published as EP0903394, DE69810407D, BR9803489, ES2190022T). 1999, Mar 02.

Ramírez de Agudelo, M. M.; Guerra, J. and Gonzalez, M. (Intevep SA.) Process for the removal of nitrile using a selective adsorbent, Patent No. US5858211. 1999, Jan 12.

Ramírez de Agudelo, M. M.; Guerra, J. and Gonzalez, M. (Intevep SA.) Nitrile selective adsorbent, Patent No. US5834392. 1998, Nov 10.

Ramírez de Agudelo, M.; Hernandez De Godoy, Z.; Navarro, R. and Guerra, J. (Intevep SA.) Regeneration of catalyst comprising flushing with inert gas followed by flushing with hydrogen, Patent No. US5817589 (Also published as JP2850304B2, JP9271675, CA2175327, DE19634880, FR2746673, NL 1003041, NL1003041C, BR9602559). 1998, Oct 06.

Ramírez de Agudelo, M.; Hernandez, Z. C. and Granado, A. (Intevep SA.) Process for the simultaneous selective hydrogenation of diolefins and nitriles, Patent No. US5712415. 1998, Jan 27.

Ramírez de Agudelo, M.; Guerra, J.; Romero, T. and Medina, M. (Intevep SA.) Catalyst for the simultaneous selective hydrogenation of diolefins and nitriles and method of making same, Patent No. US5663446. 1997, Sep 02.

Ramírez de Agudelo, M. M.; Romero, T.; Guaregua, J. and Gonzalez, M. (Intevep SA.) Catalyst for use in the dehydrogenation and isomerization of paraffins and method of preparing the catalyst, Patent No. US5658839. 1997, Aug 19.

Ramírez de Agudelo, M. M.; Romero, T. and Mujica, E. (Intevep SA.) Catalyst and process for the production of alkyl tert alkyl ether from hydrocarbon feedstocks with high levels of sulfur, Patent No. US5523272 (Also published as DE19530409). 1996, Jun 04.

Ramírez de Agudelo, M. M.; Romero, T.; Guaregua, J. and Gonzalez, M. (Intevep SA.) Catalyst for use in the dehydrogenation and isomerization of paraffins and method for preparing the catalyst, Patent No. US5416052 (Also published as CA2140737, NL9500098, BR9500273, and DE19501591). 1995, May 16.

Ramírez de Agudelo, M. M.; Seaton, C. and Specht, M. I. (Intevep SA.) Process for the production of vanadium‐containing steel alloys, Patent No. US5242483 (Also published as DE4326259. FR2694573, GB2270908, SE9302560, CA2100442, GB2274280, JP6192785, DE4326259, IT1260942, JP2050998C, JP7091617B, RU2094491). 1993, Sep 07.

Ramírez de Agudelo, M. M.; Manrique, M.; Seaton, C. and Hurtado, J. (Intevep SA.) Process for the recovery of nickel and magnesium from natural occurring materials, Patent No. US5229088 (Also
published as DE4216540, GB2264937, CA2062350, FR2689140, JP5287404, JP2031209C, JP7062182). 1993, Jul 20.

Scharifker, B.; Yepez, O.; Carlos De Jesus, J. and Ramírez de Agudelo, M. M. (Intevep SA.) Electrocatalyst for the oxidation of methane and an electrocatalytic process, Patent No. US5051156 (Also published as JP06065773, CA2026554, GB2261384, and DE4040835). 1991, Sep 24.

Ramírez de Agudelo, M. M. and Galarraga, C. E. (Intevep SA) Catalytic system for the hydroconversion of heavy oils, Patent No. US4937218 (Also published as NO173881C). 1990, Jun 26.

Ramírez de Agudelo, M. M. and Galarraga, C. E. (Intevep SA) Catalytic system for the hydroconversion of heavy oils, Patent No. US4888104 (Also published as DE3929437, GB2222532, NL8902088, JP2111446, IT1232919, NO893109, NO173881, JPH02111446, JPH0634928, FR2636069, ES2016053, CA1332166). 1989, Dec 19.

Ramírez de Agudelo, M. M. and Galarraga, C. E. (Intevep SA.) Catalyst for the simultaneous hydrodemetallization and hydroconversion of heavy hydrocarbon feedstocks and process for preparing the catalyst, Patent No. US4832829 (Also published as GB2204251, IT1219231, FR2614311, and DE3804973). 1989, May 23.

Ramírez de Agudelo, M. M.; Larrauri Derteano, J. M. and Krasuk, J. (Intevep SA.) Regeneration of an iron based natural catalyst used in the hydroconversion of heavy crudes and residues, Patent No. US4751210 (Also published as GB2204809, IT1219305, CA1313651, DE3816846, FR2615408, JP1293137). 1988, Jun 06.

Ramírez de Agudelo, M. and Galarraga, C. (Intevep SA.) Catalyst for the simultaneous hydrodemetallization and hydroconversion of heavy hydrocarbon feestocks Patent No. US4729980 (Also published as GB2204251, IT1219231, DE3804973, FR2614311, CA1306737). 1988 Mar 08.

Garcia, J. J.; Galiasso, R. E.; Ramírez de Agudelo, M. M.; Rivas, L. and Hurtado, J. (Intevep SA.) Catalysts and their preparation from naturally occurring materials for hydrotreating of heavy crudes or residues, Patent No. US4701435 (Also published as NL8700816, CA1296703, DE3711599, FR2600912, and NL189497C). 1987, Oct 20.

Morales, A. L.; Guillén, J. a. S.; De Agudelo, M. M.; Martinez, N. P. and Carrasquel, A. R. (Intevep SA.) Catalyst for the hydrocracking of heavy vacuum gas oils, method of preparation of catalyst and process for use thereof in the mild hydrocracking of heavy vacuum gas oils, Patent No. US4600703 (Also published as NL8601778, JP62049948, JP1846782C, NL192388B, NL192388). 1986, Jul 15.

Morales, A.; Guillén, J. a. S.; Carrasquel, A. R.; Ramírez de Agudelo, M. M. and Galiasso, R. (Intevep SA.) Process of demetallization of heavy crudes using a catalyst having high metal retention capacity and good stability, Patent No. US4579649 (Also published as NL8600756). 1986, Apr 01.

Morales, A.; Guillén, J. a. S.; Carrasquel, A. R.; Ramírez de Agudelo, M. M. and Galiasso, R. (Intevep SA.) Catalyst having high metal retention capacity and good stability for use in the demetallization of heavy crudes and method of preparation of same, Patent No. US4520128 (Also published as GB2151499, GB2174015, GB2156847, GB2191957, FR 2556611, JP1839668, JP62065750, JP62232480, JP1839668, JP5054385). 1985, May 28.

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