Patents for B01J 38 - Regeneration or reactivation of catalysts, in general (7,157)
08/1982
08/24/1982US4346019 Stabilization and regeneration of activated carbon supported palladium chloride catalysts in the oxidation of vinyl halides
08/11/1982EP0057551A1 Catalyst regeneration procedure
08/10/1982CA1129393A1 Crystalline zeolite catalysis
08/10/1982CA1129364A1 On-line regeneration of hydrodesulfurization catalyst
08/04/1982EP0057041A1 Catalyst reactivation
08/04/1982EP0056869A1 Process for the regeneration of a supported catalyst containing platinum and/or palladium and tellurium
07/1982
07/27/1982CA1128550A1 Rhodium catalyst regeneration by thermal treatment
07/20/1982US4340569 Treatment of carbonylation residues
07/13/1982CA1127619A1 Passivation of metals on cracking catalyst with thallium
07/13/1982CA1127617A1 Passivating metals on cracking catalysts
07/13/1982CA1127616A1 Cracking process and catalyst for same
07/07/1982EP0055487A1 Preparation of rhodium complex compounds
06/1982
06/29/1982CA1126762A1 Process for hydrogenating aromatic dinitriles
06/22/1982CA1126292A1 Catalyst metal separation from saturated aliphatic monocarboxylic acids
06/15/1982US4335014 Washing with an aliphatic alcohol or ketone containing an amine, depositing compound of cesium or rubidium
06/15/1982US4334893 Recovery of alkali metal catalyst constituents with sulfurous acid
06/10/1982WO1982001829A1 Process for the recovery of rhodium catalyst
06/09/1982EP0053241A1 Process for the recovery and reuse of a heavy metal catalyst from residues of the Witten-DMT process
06/08/1982CA1125214A1 Process for reactivating an iridium-containing catalyst
06/02/1982EP0052719A1 Process for the separation of metal catalysts, and use of membrane separation apparatuses
05/1982
05/26/1982EP0052356A1 A process for improving the activity of a cracking catalyst and cracking process
05/18/1982US4330429 Process for regenerating an antimony containing oxide catalyst
05/18/1982US4330397 Fluid-contacting process
04/1982
04/21/1982EP0049781A1 Reactivation of rhodium complex hydroformylation catalysts
04/20/1982CA1122195A1 Activation of chromic fluoride catalyst with hydrogen chloride and chlorine
04/13/1982US4324699 Treating catalyst containing silver with solution of heavy alkali metal compound
04/13/1982US4324648 To permit regeneration of catalyst by oxidation
04/01/1982WO1982000961A1 Method for reactivating catalyst
03/1982
03/31/1982EP0048409A1 Reactivation of spent chromia-alumina catalyst by zinc oxide doping
03/30/1982US4322314 Solvent exraction of a cobalt carbonyl complex
03/23/1982US4321160 Method for the activation of phosphomolybdic acid based catalysts
03/09/1982US4319035 From aromatic nitro compounds or amines, oxidizers, carbon monoxide, hydroxy compounds
03/02/1982CA1119116A1 Method and apparatus for regenerating a fluid cracking catalyst
02/1982
02/17/1982EP0046056A2 Process for preparation or reactivation of metal catalysts
02/10/1982EP0045333A1 Process for isomerization of xylenes
01/1982
01/26/1982US4312780 Dehydrogenation catalyst
01/26/1982CA1117146A1 Catalytic reforming or production of aromatic hydrocarbons
01/19/1982US4311868 Process for converting hydrocarbon
01/19/1982US4311851 Preparation of carboxylic acid esters with BF3 -alcohol complex catalyst
01/19/1982US4311611 Process for regenerating an antimony containing oxide catalyst
01/19/1982US4311581 Carbon monoxide and sulfur oxide, bastnaesite
01/19/1982CA1116642A1 Hydrogen regeneration of coke-selectivated crystalline aluminosilicate catalyst
01/19/1982CA1116582A1 Process for extracting vanadium from deactivated catalysts
01/13/1982EP0043695A1 Activation of gallium ion exchanged aluminosilicate catalyst
01/13/1982EP0043684A1 A process for producing a fluidized bed catalyst from a coarse catalyst
12/1981
12/23/1981EP0042097A1 Process for the reactivation of support catalysts that contain palladium or platinum, copper and tellurium
12/15/1981US4306086 Hydroformylation catalyst system and processes
12/15/1981CA1114357A1 Process for improving the activity of used supported silver catalysts
12/02/1981EP0040950A2 Process for regenerating antimony containing oxide catalyst
11/1981
11/10/1981US4300014 Catalyst selectivity
11/10/1981US4299086 Utilization of energy obtained by substoichiometric combustion of low heating value gases
11/04/1981EP0038919A1 Process for recovering and reactivating catalysts that contain cobalt used in the conversion of olefins with carbon monoxide and alkanols
10/1981
10/07/1981EP0037137A2 Process for the reactivation of a platinum-group metal catalyst for the hydrogenation of sugars
10/06/1981CA1110277A1 Catalyst recovery
10/06/1981CA1110221A1 Process for extracting vanadium from deactivated catalysts
09/1981
09/30/1981EP0036661A1 Process for improving the properties of a cracking catalyst
09/30/1981EP0036464A2 Production of improved antimony containing catalysts, catalysts so produced and use thereof
09/22/1981US4290920 Improve performace of used catalysts
09/22/1981US4290919 Cracking catalysts passivated by tungsten
09/02/1981EP0034853A1 Process for the removal of vanadium-containing acid from an acid-extracted deactivated demetallization catalyst
08/1981
08/18/1981CA1107219A1 Method for promoting regeneration of a catalyst in a fluidized regenerator
07/1981
07/29/1981EP0032525A2 Hydrogenation regeneration process for catalysts that contain cobalt, utilised in hydrocarboxylation
07/29/1981EP0032524A2 Process for the extractive regeneration of catalysts that contain cobalt, utilised in hydrocarboxylation
07/28/1981CA1105919A1 Recycling process for gaseous reagents used in the regeneration of a hydro-carbon hydroconversion catalyst
07/15/1981EP0032064A1 System for the continuous conveyance of catalyst from a fluidized bed in a regenerator
07/01/1981EP0031205A2 Carbonylation of ethylene or propylene
06/1981
06/24/1981EP0030796A1 Rejuvenation of alkylation catalyst
06/23/1981CA1103651A1 Process for improving the activity of used supported silver catalysts
06/17/1981EP0030269A1 Process for recovering the noble metal catalyst in the production of aromatic urethanes
06/09/1981CA1102779A1 Process for improving the performance of silver catalysts
06/02/1981CA1102140A1 Catalyst recovery
05/1981
05/05/1981CA1100474A1 Catalyst reduction method
04/1981
04/07/1981CA1098714A1 Process for recovering vanadium accumulated on spent catalyst
04/01/1981EP0025963A1 Process for improving the activity of silver-support catalysts
03/1981
03/25/1981EP0025746A1 Reactivation of chemical reconversion catalysts used in a cyclic production process of hydrogen peroxide, and use of an apparatus for putting it into practice
03/10/1981US4255279 Recovering active cobalt carbonyls
01/1981
01/28/1981EP0023049A1 Process for passivating metals, modified cracking catalyst and cracking process
01/20/1981US4246185 Catalyst metal separation from saturated aliphatic monocarboxylic acids
01/07/1981EP0020990A2 Process for the recovery and recycling of an oxydation catalyst in the Witten DMT process
01/06/1981US4243517 Internal method for reducing transverse oxygen gradients in FCCU regeneration
01/06/1981CA1093057A1 Isolation and regeneration of rhodium-containing catalysts from distillation residues of hydroformylation reactions
01/06/1981CA1093056A1 Process for improving the activity of used supported silver catalysts
01/06/1981CA1093054A1 Process for preparing modified silver catalysts
01/06/1981CA1093049A1 Residue treatment process
12/1980
12/30/1980CA1092592A1 Catalyst regeneration
12/24/1980WO1980002809A1 Method of regeneration of rhodium-containing catalyst
12/09/1980US4238370 Washing a titanium oxide support free of vanadium pentoxide; total oxidation
12/09/1980US4238367 Passivation of metals on cracking catalyst with thallium
11/1980
11/18/1980CA1089791A1 Method of temperature control in catalyst regeneration
11/12/1980EP0018471A1 Process for activating or reactivating silver support catalysts
11/11/1980US4233268 Continuous catalyst regeneration in a hydroreforming process
10/1980
10/14/1980US4228033 Method for reactivation of platinum group metal catalyst with aqueous alkaline and/or reducing solutions
09/1980
09/23/1980US4224235 Rhodium catalyst regeneration by thermal treatment
09/17/1980EP0015379A1 Regeneration of rhodium hydroformylation catalysts
09/16/1980US4222961 Ether solvent containing water and ammonia; hydrogenation catalysis
09/16/1980US4222856 Method for promoting regeneration of a catalyst in a fluidized regenerator
09/03/1980EP0014802A1 Liquid phase chemical process with separation of catalyst particles by magnetic flocculation
09/02/1980CA1084893A1 Rejuvenation process for catalyst carrier particles and for catalysts
08/1980
08/26/1980US4219442 Fluid coke contaminated catalyst regeneration process
08/20/1980EP0014457A2 Process for preparing and regenerating supported catalysts and their use in the preparation of ethylene oxide
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