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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US395460015 Feb 19744 May 1976Exxon Research & Engineering Co.Catalytic cracking process for producing middle distillate
US397058718 Jul 197320 Jul 1976Mobil Oil CorporationCombustion regeneration of hydrocarbon conversion catalyst with recycle of high temperature regenerated catalyst
US399099212 Abr 19749 Nov 1976Standard Oil CompanyRegeneration of cracking catalyst in a vessel with a partition forming an upper and lower zone
US40573978 Mar 19768 Nov 1977Mobil Oil CorporationSystem for regenerating fluidizable catalyst particles
US406526912 Abr 197627 Dic 1977UOP Inc.Spent catalyst regeneration apparatus
US41476176 Abr 19783 Abr 1979Mobil Oil CorporationProcessing hydrocarbon feed of high carbon residue and high metals content
US416749227 Oct 197711 Sep 1979UOP Inc.Spent-catalyst combustion regeneration process with recycle of hot regenerated catalyst and spent catalyst
US41735271 Feb 19786 Nov 1979Mobil Oil CorporationMethod and means for separating suspensions of gasiform material and fluidizable solid particle material
US417608411 Nov 197727 Nov 1979Exxon Research & Engineering Co.Process for regenerating metal-contaminated hydrocarbon conversion catalysts
US426573521 Dic 19795 May 1981Mobil Oil CorporationZSM-5 Zeolite catalyzes dialkyl disulfide conversion to hydrogen sulfide
US428327320 Nov 197911 Ago 1981Mobil Oil CorporationMethod and system for regenerating fluidizable catalyst particles
US441922127 Oct 19816 Dic 1983Texaco Inc.Cracking with short contact time and high temperatures
US442411625 Mar 19823 Ene 1984Ashland Oil, Inc.Converting and stripping heavy hydrocarbons in two stages of riser conversion with regenerated catalyst
US44446519 Nov 198124 Abr 1984Ashland Oil, Inc.Carbo-metallic oil conversion with controlled CO:CO.sub.2 ratio in multistage regeneration
US444472220 Nov 197924 Abr 1984Mobil Oil CorporationSystem for regenerating fluidizable catalyst particles
US444875312 Feb 198215 May 1984Mobil Oil CorporationApparatus for regenerating cracking catalyst
US447106321 Oct 198211 Sep 1984Ashland Oil, Inc.Method and apparatus arrangement for regenerating fluid particles of catalyst
US45419215 Ene 198417 Sep 1985Mobil Oil CorporationMethod and apparatus for regenerating cracking catalyst
US46247728 Nov 198525 Nov 1986Mobil Oil CorporationClosed reactor FCC system with provisions for surge capacity
US46665865 Ene 198419 May 1987Method and arrangement of apparatus for cracking high boiling hydrocarbon and regeneration of solids used
US478945815 Jun 19876 Dic 1988Mobil Oil CorporationFluid catalytic cracking with plurality of catalyst stripping zones
US480297114 Ene 19887 Feb 1989Mobil Oil CorporationSingle riser fluidized catalytic cracking process utilizing hydrogen and carbon-hydrogen contributing fragments
US482040417 Feb 198711 Abr 1989Mobil Oil CorporationCooling of stripped catalyst prior to regeneration in cracking process
US48531872 May 19881 Ago 1989Mobil Oil CorporationApparatus to reduce NO.sub.x emissions from a fluid catalytic cracking unit
US48594242 Nov 198722 Ago 1989UOPConversion of stacked FCC unit
US486814430 Jun 198819 Sep 1989Mobil Oil CorporationProcess to reduce NO.sub.x emissions from a fluid catalytic cracking unit
US494665622 Dic 19877 Ago 1990Mobil Oil CorporationVented stripper section for a fluid catalytic cracking unit apparatus
US49734526 Mar 198927 Nov 1990Mobil Oil CorporationHeavy oil catalytic cracking
US500084110 Abr 198919 Mar 1991Mobil Oil CorporationHeavy oil catalytic cracking process and apparatus
US501935317 Mar 198928 May 1991Mobil Oil CorporationReactor system for conversion of alkanes to alkenes in an external FCC catalyst cooler
US505320428 Mar 19901 Oct 1991Mobil Oil CorporationMultiple feed point catalytic cracking apparatus using elutriable catalyst mixture
US506462218 Ago 198912 Nov 1991UOPConversion of stacked FCC unit
US515481815 Ago 199113 Oct 1992Mobil Oil CorporationMultiple zone catalytic cracking of hydrocarbons
US534661324 Sep 199313 Sep 1994UOPFCC process with total catalyst blending
US54277458 Ago 199027 Jun 1995Mobil Oil CorporationCatalytic cracking apparatus using regenerator with multiple catalyst outlets
US545131323 Mar 199419 Sep 1995UOPFCC feed contacting with catalyst recycle reactor
US545501028 Abr 19943 Oct 1995UOPFCC process with total catalyst blending
US546265216 Ago 199431 Oct 1995UOPShort contact FCC process with catalyst blending
US55975376 Jun 199528 Ene 1997UOPFCC feed contacting with catalyst recycle reactor
US58582075 Dic 199712 Ene 1999UOP LLCFCC process with combined regenerator stripper and catalyst blending
US59650125 Dic 199712 Oct 1999Uop LLCFCC process with short primary contacting and controlled secondary contacting
US616240223 Nov 199819 Dic 2000UOP LLCFCC apparatus with combined regenerator stripper and catalyst blending
US618369918 Jun 19996 Feb 2001UOP LLCFCC apparatus with short primary contacting and controlled secondary contacting
US62482976 Ene 199519 Jun 2001UOP LLCFCC reactor arrangement for sequential disengagement and progressive temperature reduction
US796797528 Oct 200928 Jun 2011Petróleo Brasileiro S.A. - PetrobrasSealing system for cyclone leg