Patents for B01J 38 - Regeneration or reactivation of catalysts, in general (7,157) |
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02/28/1990 | EP0355806A2 Process for the manufacture of mixtures of ether carboxylic acids |
02/27/1990 | US4904824 Chemical process |
02/27/1990 | US4904372 Zones of combustion to carbon monoxide and dioxide |
02/14/1990 | EP0354588A1 Catalytic metal recovery from nonpolar organic solutions |
02/14/1990 | CN1006790B Hydroformylation catalyst removal |
02/14/1990 | CN1006776B Production process of chlorine |
02/13/1990 | US4900520 Process for removal of soluble platinum group metal catalysts from liquid product mixtures |
02/07/1990 | EP0353467A1 Catalysts regeneration process |
02/06/1990 | CA1265502A1 Gas circulation method for moving bed catalyst regeneration zones |
01/23/1990 | US4895596 Reduction, precipitation |
01/16/1990 | US4894477 Cationic exchange resin columns |
01/16/1990 | US4893465 Controlling temperature |
01/08/1990 | EP0274479A4 Process for the separation and isolation of shaped catalyst-type particles by length. |
01/02/1990 | US4891346 Redispersal of Ru, Os, Rh and Pd catalysts and processes therewith |
12/27/1989 | CN1038297A Catalytic cracking of whole crude oil |
12/21/1989 | DE3819357A1 Process for regenerating a catalyst in a tubular reactor |
12/20/1989 | CN1038034A Method of reactivating catalyst |
11/29/1989 | EP0343506A1 Reactivation of spent cracking catalyst |
11/28/1989 | CA1263372A1 Process for treating a strongly acidic cation exchange catalyst |
11/28/1989 | CA1263365A1 Catalyst recovery process |
11/23/1989 | DE3834034A1 Process for the regeneration of arsenic-contaminated sorbents |
11/23/1989 | DE3816600A1 Process for the regeneration of arsenic-contaminated catalysts and sorbents |
11/15/1989 | CN1037096A Activation process of cis-anhydride vanadium-phosphorus-oxygen series catalyst made from the oxidation of n-butane |
11/08/1989 | CN1036948A Method for reactivating group viii noble metal catalyst for use in purification of crude terephthalic acid |
11/02/1989 | WO1989010342A1 Alkylation of benzene in a moving bed |
11/02/1989 | EP0339119A1 Method of reactivating catalyst |
10/24/1989 | US4876386 Process for the oxidation of di- or trimethylbenzenes in the presence of cobalt and manganese from oxidation residue incinerator ash |
10/18/1989 | EP0337803A1 Catalyst recycle in the carbonylation of isobutylphenylethanol to ibuprofen |
10/04/1989 | EP0335754A1 Process for the presulfurisation and activity control of a hydrocarbon treatment catalyst |
10/04/1989 | EP0335501A1 Method for reactivating a group VIII noble metal catalyst for use in the purification of crude terephthalic acid |
10/03/1989 | US4871879 Rhodium recovery from hydroformylation reaction product |
10/03/1989 | US4871700 Heat treatment with oxygen and steam |
10/03/1989 | US4871699 Stripping in presence of hydrogen donor |
10/03/1989 | US4871432 Recovery process |
09/27/1989 | EP0334665A1 Catalytic cracking of whole crude oil |
09/27/1989 | EP0334562A1 Process for the dispersion of group VIII metals in large pore zeolite catalysts |
09/26/1989 | CA1261774A1 Fluid catalytic cracking method and apparatus |
09/26/1989 | CA1260229A1 Production process of chlorine |
09/19/1989 | US4867901 Calcium catalyst |
09/19/1989 | CA1259471A1 Catalyst recovery process |
09/13/1989 | EP0332536A1 Process and apparatus for regenerating a catalyst in a fluidized bed |
09/12/1989 | CA1259331A1 Process for recovery of phosphorus ligand from vaporized aldehyde |
09/05/1989 | US4863885 Method for increasing the hydrocarbon sorption capacity of a zeolite |
09/05/1989 | US4863884 Method for rejuvenating used catalysts |
08/30/1989 | EP0330304A1 Production of aromatic hydrocarbons from alkanes |
08/29/1989 | US4861738 Process for regenerating and stabilizing phosphorus-vanadium-oxygen complex catalysts |
08/22/1989 | US4859643 Regeneration method with reduced catalyst heat exposure |
08/22/1989 | US4859310 Catalytic cracking of whole crude oil |
08/22/1989 | US4859308 Fluidized catalytic cracking |
08/08/1989 | US4855269 Oxychlorination, purging with nitrogen, reducing with dry hydrogen |
08/08/1989 | US4855267 Regeneration of methanol dissociation catalysts |
08/02/1989 | CN1034320A Process and apparatus for regenerating catalyst in fluidized bed |
07/26/1989 | EP0325438A2 Two-stage process for converson of alkanes to gasoline |
07/26/1989 | EP0325437A2 Conversion of alkanes to alkylenes in an external catalyst cooler for the regenerator of a FCC unit |
07/26/1989 | EP0325214A1 Process for preparing a vanadium-based, high density, medium-porosity catalyst supported on a siliceous matrix |
07/26/1989 | EP0325213A1 High-density, medium-porosity catalyst supported on a siliceous matrix and based on vanadium, iron, oxygen and alkali metal |
07/26/1989 | EP0221136B1 Catalyst recovery process |
07/25/1989 | US4851374 Combustion with oxygen and reduced emissions of nitrogen oxides, sulfur oxides, and carbon monoxides |
07/19/1989 | EP0324286A1 Improved high efficiency regenerator apparatus |
07/18/1989 | US4849385 Process for dispersing or redispersing a group VIII noble metal species on a porous inorganic support |
07/18/1989 | US4849092 Process for regenerating a hydrocarbon hydroconversion catalyst |
07/12/1989 | CN1033794A Rhodium recovery from hydroformylation reaction product |
07/11/1989 | CA1257243A1 Regeneration of a spent catalyst by means of an aqueous solution of hydrogen peroxyde stabilized by an organic compound |
07/05/1989 | EP0322661A2 Process for the recuperation of rhodium from aqueous solutions containing complex rhodium compounds |
06/28/1989 | EP0322274A1 Process and apparatus for the regeneration of a catalyst in a fluidised bed |
06/20/1989 | US4840928 Conversion of alkanes to alkylenes in an external catalyst cooler for the regenerator of a FCC unit |
06/20/1989 | CA1256085A1 Process for purifying and recovering contaminated catalyst solution obtained in the carbonylation of methyl acetate and/or dimethylether |
06/14/1989 | EP0319625A1 Cobalt-ruthenium catalytists for Fischer-Tropsch synthesis |
06/13/1989 | US4839031 Process for performing the separation of extruded materials which may or may not show imperfections |
05/31/1989 | EP0318186A1 Procedure for producing poly-alpha-olefin-type lubricant |
05/30/1989 | US4835129 Coke removal by combustion; oxychlorination; chemical reduction of group 8 metal component |
05/23/1989 | US4832921 Combustion of coke deposits from catalysts |
05/18/1989 | DE3820934A1 Verfahren zur herstellung von telomeren von chlortrifluoraethylen und 1,1-dibrom-1-chlortrifluoraethan A process for preparing telomers of chlorotrifluoroethylene and 1,1-dibromo-1-chlortrifluoraethan |
05/16/1989 | US4830997 Process for regenerating used catalysts by means of hydrogen peroxide aqueous solution stabilized with an organic compound |
05/09/1989 | US4829035 Reactivation of a tin oxide-containing catalyst |
05/03/1989 | EP0314434A1 Rhodium recovery from hydroformylation reaction product |
05/02/1989 | US4826792 Method of noble metal-zeolite catalyst activation with Bronsted acid compound |
04/26/1989 | CN1003980B Apparatus for transferring particles from one zone to another |
04/25/1989 | US4824814 Catalyst treatment and process for using treated catalyst |
04/25/1989 | US4824656 Method of recovering sulfur from solid catalysts |
04/18/1989 | US4822824 Cobalt-ruthenium catalysts for Fischer-Tropsch synthesis |
04/18/1989 | US4822760 Process of regenerating palladium salt catalysts |
04/12/1989 | EP0311334A1 Process for maintaining high level of yield of acrylonitrile and hydrogen cyanide in ammoxidation of propylene |
04/11/1989 | US4820671 Regeneration of an organouranium catalyst |
04/11/1989 | CA1252453A1 Reactivation of iridium-containing catalysts |
04/04/1989 | CA1251918A1 Process for the removal of h.sub.2s from a sour gaseous stream |
03/29/1989 | EP0309244A1 Fluid catalytic cracking regeneration with spent catalyst separator |
03/21/1989 | US4814305 Phosphorus, molybdenum, alkali metal |
03/21/1989 | US4814066 Reactivation of spent catalytic cracking catalyst |
03/08/1989 | EP0306214A1 Novel stannosilicates and preparation and use thereof |
03/08/1989 | EP0306170A1 Process for dispersing or redispersing a group VIII noble metal species on a porous inorganic support |
03/07/1989 | US4810798 Solvent extraction, distillation |
03/07/1989 | US4810683 Combustion of coke in presence of halogen-containing gas |
03/01/1989 | EP0304523A1 Apparatus and method for controlling the temperature in catalyst regeneration |
02/28/1989 | US4808751 Washing the hydrogenation catalyst with hot and cold water and concentrated and diluted naoh solutions |
02/28/1989 | CA1250567A1 Regeneration of phosphorus poisoned automotive catalysts |
02/22/1989 | EP0304231A2 Method of separating metals from catalyst material |
02/22/1989 | CN1031247A Process for reduction of refined catalytic before use |
02/15/1989 | EP0303560A1 Method for denitration of exhaust gas containing arsenic compounds by catalysts and method and apparatus for regeneration of catalysts for denitration degraded by arsenic compounds |
02/15/1989 | EP0303525A1 Process for reducing a refining catalyst before its use |