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A study of manganese-silicoaluminophosphate molecular sieves
ArticleAbstract: Surface and chemical characterization were performed on a manganese- substituted silicoaluminophosphPalabras claves:Brönsted acidity, Dehydrogenation, Dehydroisomerization, Mn-silicoaluminophosphates, Molecular sieves, n-butane, Platinum, Skeletal isomerizationAutores:Betancourt P., Carmen Milena López, Goldwasser J., Houalla M., Machado F.J., Mendez B., Pfaff C., Ramírez-Agudelo M.M., Tovar M.A., Vieira A.Fuentes:scopusDFT study of the sulfidation pretreatment of molybdenum carbides in the hydrodechlorination reaction of chlorobenzene
ArticleAbstract: The effect of the pre-adsorption of sulfur on the hexagonal-Mo-{2}C-(001) surface in the hydrodechloPalabras claves:chlorobenzene, DFT, HDC, Molybdenum carbides, presulphidingAutores:Alba Beatriz Vidal, Añez R., Bastardo A., Betancourt P., David Santiago Coll, Del Toro R.S., Joaquin L. Brito, Rodríguez J.A., Velásquez M., Yosslen R. ArayFuentes:scopusGarnierite: A new support for hydrodesulfurization catalysts
ArticleAbstract: A Venezuelan garnierite sample from "Loma de Níquel" mine was treated with acid solutions of differePalabras claves:Acid treatment, Garnierite, Ni, Surface area, Thiophene reactionAutores:Acuña G., Betancourt P., Corao C., Joaquin L. Brito, Linares C.F., Ocanto F., Pérez F.Fuentes:googlescopusErratum: A study of manganese silicoaluminophosphate molecular sieves (Journal Molecular Catalysis: A Chemical (1999) A 144 (101-116))
OtherAbstract:Palabras claves:Autores:Betancourt P., Carmen Milena López, Goldwasser J., Houalla M., Machado F.J., Mendez B., Pfaff C., Ramírez-Agudelo M.M., Tovar M.A., Vieira A.Fuentes:scopusEvaluation of calcined hydrocalumite-type materials as supports of CoMo and NiMo for thiophene hydrodesulfuration reaction
ArticleAbstract: A hydrocalumite-type material (HC) was synthesized by the co-precipitation method, mixing Ca and AlPalabras claves:CoMo, Hydrocalumite, Hydrotreatment, NiMo, ThiopheneAutores:Álvarez R., Betancourt P., Bretto P., Corao C., Joaquin L. Brito, Linares C.F., Ocanto F.Fuentes:googlescopusNiMo/MCM-41 catalysts for the hydrotreatment of polychlorinated biphenyls
ArticleAbstract: MCM-41 type mesoporous materials of pure silicon and aluminosilicates (with Si/Al atomic ratios of 2Palabras claves:Hydrodechlorination, Hydrodesulfurization, MCM-41 synthesis, NiMo, Sulfided catalystsAutores:Betancourt P., Ernesto Luis Bastardo Gonzalez, Joaquin L. Brito, Méndez F.J., Paiva L.Fuentes:googlescopusUnsupported molybdenum carbide and nitride catalysts for polychlorinated biphenyls hydrodechlorination
ArticleAbstract: Abstract: Unsupported Mo carbide and Mo nitride catalysts have been synthesized by temperature progrPalabras claves:Hydrodechlorination, Mo carbide, Mo nitride, NiMo catalyst, PCBAutores:Betancourt P., Del Toro R.S., Joaquin L. Brito, Minichini M.Fuentes:googlescopusStudy of venezuelan garnierites modified with ammonium hydroxide as support of hydrodesulfurization catalysts
ArticleAbstract: Garnierite, it is a compound forming for talc and serpentine mineral phases, it is rich in Ni. ThisPalabras claves:Ammonium hydroxide, Garnierite, HDS, Specific surface area, ThiopheneAutores:Acuña G., Betancourt P., Corao C., Joaquin L. Brito, Linares C.F., Martínez S., Ocanto F., Pérez F.Fuentes:googlescopusSynthesis, characterization and hydrotreating activity of nanostructured systems on carbon supported vanadium
ArticleAbstract: A novel synthesis route was designed to obtain highly active vanadium based catalysts. Three differePalabras claves:Activated carbon, EPR, Hydrotreatment, Nanoparticles, Vanadium carbideAutores:Betancourt P., Diaz Y., Joaquin L. Brito, Marrero S., Pedro Silva, Pinto-Castilla S.Fuentes:googlescopus