Patents for B01J 38 - Regeneration or reactivation of catalysts, in general (7,157)
01/1993
01/26/1993CA1313176C Process for dispersing or redispersing a group viii noble metal species on a porous inorganic support
01/21/1993WO1993000993A1 Catalyst treatment
01/21/1993DE4122717A1 Recovery of precious metals from automotive catalytic converter - includes crushing metallic substrate and coatings into particles of differing weight, shape, and size and mechanically sepg. the precious particles
01/20/1993EP0523097A1 Apparatus and method for regenerating deactivated zeolite reforming catalysts.
01/13/1993EP0522905A1 Process and device for the continuous replacement of the catalyst mass in a moving bed unit
01/07/1993WO1993000164A1 A method for regenerating lewis acid-promoted transition alumina catalysts used for isoparaffin alkylation by calcination
01/07/1993EP0521716A1 Process for the reactivation of spent alumina-supported hydrotreating catalysts
01/07/1993EP0521480A2 Process for producing carbonic acid ester
01/07/1993EP0521116A1 Zeolitic catalyst having selectivity for jet fuel
01/04/1993CA2072929A1 Process for the reactivation of spent alumina-supported hydrotreating catalysts
12/1992
12/29/1992US5174899 Process for separating organometallic compounds and/or metal carbonyls from their solutions in organic media
12/29/1992CA1312067C Regeneration and reactivation of reforming catalysts avoiding iron scalecarryover from the regenerator circuit to the reactors
12/23/1992WO1992022674A1 Low pressure drop, high surface area platinum recovery system in a nitric acid plant
12/23/1992EP0519701A1 Low pressure drop, high surface area platinum recovery system in a nitric acid plant
12/23/1992CA2111198A1 Low pressure drop, high surface area platinum recovery system in a nitric acid plant
12/16/1992EP0518499A1 Removal of trace quantities of molybdenum
12/15/1992US5171540 Catalyst regeneration
12/10/1992WO1992018232A3 Combustion catalysts containing binary oxides and processes using the same
12/08/1992US5169992 One step; reacting phenol with acetone
12/01/1992CA1310947C Process for regenerating a monofunctional large-pore zeolite catalyst having high selectivity for paraffin dehydrocyclization
11/1992
11/25/1992EP0515116A2 Molybdenum recovery
11/25/1992EP0515115A2 Precipitation of molybdenum
11/25/1992CN1019192B Rhodium recovery from hydroformylation reaction product
11/21/1992CA2068613A1 Precipitation of molybdenum
11/21/1992CA2068603A1 Removal of trace quantities of molybdenum
11/12/1992WO1992019779A1 Oxidative secondary rhodium recovery process
11/11/1992EP0512959A2 Process of recovering platinum group metal
11/08/1992WO1992004977A1 Lewis acid promoted transition alumina catalysts and isoparaffin alkylation processes using those catalysts
11/04/1992CA2061825A1 Oxidative secondary rhodium recovery process
11/03/1992US5160721 Catalyst regeneration with phosphorous and tellurium or their compounds
11/03/1992US5160711 Complexing, removing solids, heating to decompose and precipitate
10/1992
10/29/1992WO1992018243A1 Praseodymium-palladium binary oxide, catalyst compositions containing the same, and methods of use
10/28/1992EP0511071A1 Process and apparatus for heat exchange of solid particles for the regeneration in catalytic cracking
10/28/1992EP0510358A1 Recovery process of rhodium contained in the distillation residue from the oxosynthesis production
10/28/1992CN1018840B Combined technology for removing metals from catalytic cracking catalyst and passivation
10/27/1992US5158919 Catalyst regeneration in a single stage regenerator converted to a two stage high efficiency regenerator
10/27/1992CA1309398C Passivation of metal contaminated cracking catalysts
10/25/1992WO1992019376A1 Demetallization of hydrocarbon conversion catalysts
10/25/1992CA2108911A1 Demetallization of hydrocarbon conversion catalysts
10/20/1992US5157197 Isoparaffin alkylation using a lewis acid promoted transition alumina catalyst
10/20/1992US5156817 Fccu regenerator catalyst distribution system
10/14/1992CN1065220A Process for recovering rhodium from distillation residues of products of oxo synthesis
10/13/1992WO1992018232A2 Combustion catalysts containing binary oxides and processes using the same
10/13/1992US5155075 Contacting with halogen-free oxygen-containing gas for sufficient time to restore activity
10/13/1992US5155074 Oxychlorinating, nitrogen purging, hydrogen reduction of Zeolite Type L with platinum, 1A-2A metals amd oxide binders
10/13/1992US5155073 Demetallization of hydrocarbon conversion catalysts
10/13/1992US5154819 Regenerated by partial decoking, impregnating with Group IIA metal containing solution, final decoking
10/13/1992CA2108031A1 Combustion catalysts containing binary oxides and processes using the same
10/09/1992CA2039948A1 Reduction of sox in regenerator off gas of a fluid cracking unit
10/07/1992EP0435880B1 Apparatus and method for regenerating coked fluid cracking catalyst
10/07/1992CN1018542B Chemical conversion process
09/1992
09/30/1992EP0505881A1 Process and apparatus for the regeneration of spent De-NOx catalysts
09/29/1992US5151537 Process for the recovery of rhodium from the residues of distillation processes
09/29/1992US5151393 Staged process for reactivation of spent zeolite catalyst particles
09/29/1992US5151392 Moving bed regeneration process with separate dispersion and chloriding steps
09/29/1992US5151391 Reactivation of spent, metal-containing cracking catalysts
09/23/1992EP0504839A1 Separation process of catalysts from suspensions by filtration
09/23/1992EP0504277A1 Oxidative secondary rhodium recovery process.
09/20/1992CA2063324A1 Process for separating catalysts from suspensions by filtration
09/17/1992WO1992015654A1 Low temperature regeneration of coke deactivated reforming catalysts
09/17/1992CA2104975A1 Low temperature regeneration of coke deactivated reforming catalysts
09/09/1992CN1018156B Redispersion of agglomerated noble metals on zeolite catalysts
09/01/1992US5143875 Coke combustion in two contiguous dense phase fluidized beds in one vessel
09/01/1992US5143874 Catalyst regenetation in high efficiency regenerator heated by indirect heat exchange
09/01/1992US5143873 Process for activation or regeneration of nickel catalyst
09/01/1992US5143872 Method of regenerating inactive and poisoned platinum catalysts
08/1992
08/26/1992EP0500150A1 Catalytic metal recovery from polar organic solutions
08/25/1992US5141909 Hydrorefining catalysts has ultra-stable Y-type zeolite support and noble metal component
08/25/1992US5141904 Reactivation of spent cracking catalysts
08/19/1992EP0499351A1 Method for treating a solution used for the regeneration of a denitration catalyst
08/19/1992EP0499258A1 Reactivation of spent, metal-contaminated cracking catalysts
08/19/1992EP0499248A1 Reactivation of spent cracking catalysts
08/19/1992CN1063624A Pneumatic control outer circulation type catalyst cooler
08/16/1992CA2056343A1 Reactivation of spent cracking catalysts
08/16/1992CA2056263A1 Reactivation of spent, metal-containing cracking catalysts
08/12/1992EP0497759A1 Process for the recovery of catalyst values.
08/11/1992US5138108 Removal of volatile compounds; cooling contacting with basic aqueous solution, drying, calcining
08/11/1992CA1306237C Process for regenerating a carbonylation catalyst solution to remove corrosion metals
08/11/1992CA1306235C Process for reducing a refining catalyst before it's use
08/06/1992WO1992013046A1 Improved zeolitic catalyst having selectivity for jet fuel
08/05/1992EP0497657A1 Process for recovering antimony containing catalysts, used for the fluorination of halogenated hydrocarbons
08/04/1992US5135900 Aqueous solution of palladium compound and water soluble phosphine ligand associated with nitrile solvent; catalysts for nucleophilic substitution
07/1992
07/31/1992CA2060263A1 Process for recovering antimony used for fluorination of halogenated hydrocarbons
07/26/1992WO1992012782A1 Process for separation of two solid components
07/26/1992CA2101256A1 Process for separation of two solid components
07/23/1992CA2057496A1 Zeolitic catalyst having selectivity for jet fuel
07/21/1992US5132481 Process of methane oxidative coupling with hydrogen activation of catalyst
07/21/1992US5132449 Method for the catalytic vapor phase oxydehydrogenation of isobutyric acid
07/21/1992US5132259 Metal halide catalysts used in reaction of oxygen, carbon monoxide and alkanol; drying and contacting with gaseous hydrogen halide diluted with inert gas and/or air
07/15/1992EP0494535A1 Process for producing epsilon-caprolactam and activating solid catalysts therefor
07/15/1992CN1062721A Process for regenerating carbonylation catalyst solution to remove corrosion metals
07/14/1992US5130107 Minimizing cobalt catalyst loss in the production of alcohols by hydroformylation of olefins
07/08/1992CN1017314B Process for regenerating carbonylation catalyst solution to remove corrosion metals
07/08/1992CN1017312B Method of reactivating catalyst
07/07/1992US5128492 Precipitation of molybdenum
07/01/1992EP0492169A1 Method for treating gas and apparatus used therefor
07/01/1992CN1062330A Process for preparing intermediate temp conversion catalyst used in hydrogen-making equipment
07/01/1992CN1062307A Lewis acid promoted transition alumina catalysts and isoparaffin alkylation processes using those catalysts
06/1992
06/25/1992DE4041976A1 Process and assembly to burn coke in recirculating bed - within an oil cracker with improved capacity, involves re-using gas via hydrocarbon conversion stage
06/23/1992US5124291 Contacting with high velocity gas to abrade surface, exposing fresh catalyst
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