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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US406653026 Nov 19763 Ene 1978Exxon Research & Engineering Co.Hydroconversion of heavy hydrocarbons
US40677992 Jul 197610 Ene 1978Exxon Research and Engineering CompanyHydroconversion process
US41348252 Nov 197716 Ene 1979Exxon Research & Engineering Co.Hydroconversion of heavy hydrocarbons
US415107020 Dic 197724 Abr 1979Exxon Research & Engineering Co.Staged slurry hydroconversion process
US419273530 Oct 197811 Mar 1980Exxon Research & Engineering Co.Hydrocracking of hydrocarbons
US419607223 May 19781 Abr 1980Exxon Research & Engineering Co.Hydroconversion process
US424483930 Oct 197813 Ene 1981Exxon Research & Engineering Co.High surface area catalysts
US427973726 Feb 198021 Jul 1981Exxon Research & Engineering Co.Hydrodesulfurization over catalysts comprising chalcogenides of group VIII prepared by low temperature precipitation from nonaqueous solution
US428842216 Jun 19808 Sep 1981Exxon Research & Engineering Co.Method of preparing chalcogenides of group VIII by low temperature precipitation from monaqueous solution, the products produced by said method and their use as catalysts
US42959951 Nov 197920 Oct 1981Exxon Research & Engineering Co.Catalysts hydrocarbon treating processes
US429599613 Nov 197920 Oct 1981Exxon Research & Engineering Co.Catalysts for hydrocarbon treating processes
US430363419 Sep 19801 Dic 1981UOP Inc.Method of catalyst preparation
US430817116 Jul 198029 Dic 1981Exxon Research & Engineering Co.Method of preparing di and poly chalcogenides of group VIIb by low temperature precipitation from nonaqueous solution and small crystallite size stoichiometric layered dichalcogenides of rhenium and technetium
US431381819 Dic 19792 Feb 1982Exxon Research & Engineering Co.Hydrocracking process utilizing high surface area catalysts
US432348019 May 19806 Abr 1982Exxon Research & Engineering Co.Method of preparing di and poly chalcogenides of group IVb, Vb, molybdenum and tungsten transition metals by low temperature precipitation from non-aqueous solution and the product obtained by said method
US43527295 Ene 19815 Oct 1982Institut Francais du PetroleProcess for hydrotreating heavy hydrocarbons in the presence of a molybdenum containing catalyst
US439051412 Nov 198028 Jun 1983Exxon Research and Engineering Co.Method of preparing chalocogenides of group VIII by low temperature precipitation from nonaqueous solution, the products produced by said method and their use as catalysts
US444199218 Abr 198310 Abr 1984Phillips Petroleum CompanyDemetallization of hydrocarbon containing feed streams
US445783530 Sep 19833 Jul 1984Phillips Petroleum CompanyDemetallization of hydrocarbon containing feed streams
US455782322 Jun 198410 Dic 1985Phillips Petroleum CompanyHydrofining process for hydrocarbon containing feed streams
US455782431 Ene 198410 Dic 1985Phillips Petroleum CompanyDemetallization of hydrocarbon containing feed streams
US45604685 Abr 198424 Dic 1985Phillips Petroleum CompanyHydrofining process for hydrocarbon containing feed streams
US457817918 Nov 198325 Mar 1986Phillips Petroleum CompanyHydrofining process for hydrocarbon containing feed streams
US45781805 Abr 198425 Mar 1986Phillips Petroleum CompanyHydrofining process for hydrocarbon containing feed streams
US457964613 Jul 19841 Abr 1986Atlantic Richfield Co.Bottoms visbreaking hydroconversion process
US458112729 Oct 19848 Abr 1986Mobil Oil CorporationMethod to decrease the aging rate of petroleum or lube processing catalysts
US45825944 Sep 198415 Abr 1986Phillips Petroleum CompanyHydrofining process for hydrocarbon containing feed streams
US460050428 Ene 198515 Jul 1986Phillips Petroleum CompanyHydrofining process for hydrocarbon containing feed streams
US460418924 Dic 19845 Ago 1986Mobil Oil CorporationHydrocracking of heavy feeds with dispersed dual function catalyst
US460815230 Nov 198426 Ago 1986Phillips Petroleum CompanyHydrovisbreaking process for hydrocarbon containing feed streams
US465590524 Oct 19857 Abr 1987Institut Francais Du PetroleProcess for catalytic hydrotreatment of heavy hydrocarbons, in fixed or moving bed, with injection of a metal compound into the charge
US465945223 May 198621 Abr 1987Phillips PetroleumMulti-stage hydrofining process
US46594535 Feb 198621 Abr 1987Phillips Petroleum CompanyHydrovisbreaking of oils
US465945430 Sep 198521 Abr 1987Mobil Oil CorporationHydrocracking of heavy feeds plus light fractions with dispersed dual function catalyst
US469536911 Ago 198622 Sep 1987Air Products and Chemicals, Inc.Catalytic hydroconversion of heavy oil using two metal catalyst
US470878425 Feb 198724 Nov 1987Phillips Petroleum CompanyHydrovisbreaking of oils
US472406915 Ago 19869 Feb 1988Phillips Petroleum CompanyHydrofining process for hydrocarbon containing feed streams
US475681919 Nov 198412 Jul 1988Elf FranceProcess for the thermal treatment of hydrocarbon charges in the presence of additives which reduce coke formation
US476912917 Oct 19866 Sep 1988Elf FranceMethod for hydroprocessing hydrocarbon-based charges
US485311031 Oct 19861 Ago 1989Exxon Research and Engineering CompanyMethod for separating arsenic and/or selenium from shale oil
US494354824 Jun 198824 Jul 1990UOPMethod of preparing a catalyst for the hydroconversion of asphaltene-containing hydrocarbonaceous charge stocks
US495447318 Jul 19884 Sep 1990UOPMethod of preparing a catalyst for the hydroconversion of asphaltene-containing hydrocarbonaceous charge stocks
US505517427 Jun 19848 Oct 1991Phillips Petroleum CompanyHydrovisbreaking process for hydrocarbon containing feed streams
US517172726 Ago 199115 Dic 1992UOPMethod of preparing a catalyst for the hydroconversion of asphaltene-containing hydrocarbonaceous charge stocks
US528868116 Oct 199222 Feb 1994UOPCatalyst for the hydroconversion of asphaltene-containing hydrocarbonaceous charge stocks
US536238224 Jun 19918 Nov 1994Mobil Oil CorporationResid hydrocracking using dispersed metal catalysts
US547497718 Feb 199412 Dic 1995UOPCatalyst for the hydroconversion of asphaltene-containing hydrocarbonaceous charge stocks
US557819711 Abr 199426 Nov 1996Alberta Oil Sands Technology & Research AuthorityHydrocracking process involving colloidal catalyst formed in situ
US591643224 Sep 199729 Jun 1999Alberta Oil Sands Technology and Research AuthorityProcess for dispersing transition metal catalytic particles in heavy oil
US751744628 Abr 200514 Abr 2009Headwaters Heavy Oil, LLCFixed bed hydroprocessing methods and systems and methods for upgrading an existing fixed bed system
US757892828 Abr 200525 Ago 2009Headwaters Heavy Oil, LLCHydroprocessing method and system for upgrading heavy oil using a colloidal or molecular catalyst
US781587018 Abr 200819 Oct 2010Headwaters Heavy Oil, LLCEbullated bed hydroprocessing systems
US803423231 Oct 200711 Oct 2011Headwaters Technology Innovation, LLCMethods for increasing catalyst concentration in heavy oil and/or coal resid hydrocracker
US811009025 Mar 20097 Feb 2012UOP LLCDeasphalting of gas oil from slurry hydrocracking
US81426453 Ene 200827 Mar 2012Headwaters Technology Innovation, LLCProcess for increasing the mono-aromatic content of polynuclear-aromatic-containing feedstocks