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