| Patents for B01J 38 - Regeneration or reactivation of catalysts, in general (7,157) |
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| 04/27/1994 | CN1024326C Process for recovery of catalytic cracking catalyst by removing metal |
| 04/26/1994 | US5306682 Contacting with an oxygen-containing gas having moisture content of 0.2% or less; combustion |
| 04/26/1994 | US5306681 Method for recovery or maintaining the activity of hydroisomerization catalysts |
| 04/14/1994 | DE4233763A1 Reactivation of noble metal activated carbon catalyst - by e.g. reforming or platforming catalyst by pyrolysis, activation and opt. redn without burning carbon support |
| 04/12/1994 | US5302360 Adding elemental antimony to inactivated antimony pentahalide catalyst solution to yield antimony trihalide; crystallization; separation of impurities; halogenation |
| 04/12/1994 | US5302183 Recovery of precious metals from catalyst residue |
| 04/06/1994 | EP0590882A1 Method of rejuvination of hydrocarbon synthesis catalyst |
| 04/06/1994 | EP0590631A1 Alkylation catalyst regeneration |
| 03/31/1994 | WO1994006558A1 Catalyst production for use in a process for fluorination of hydrocarbons |
| 03/31/1994 | CA2141184A1 Catalyst production for use in a process for fluorination of hydrocarbons |
| 03/30/1994 | EP0589502A1 Dust blowing device for horizontally arranged catalyst surfaces |
| 03/17/1994 | WO1994005419A1 Regeneration of severely deactivated reforming catalysts |
| 03/17/1994 | WO1994005418A1 Improved method of regenerating deactivated catalyst |
| 03/09/1994 | EP0586009A1 Process for separating catalysts from organic solutions, by means of semipermeable membranes |
| 03/09/1994 | CN1083417A Alkylation catalyst regeneration |
| 03/09/1994 | CN1083416A Alkylation catalystregeneration |
| 03/03/1994 | WO1994004270A1 Process for magnetic beneficiating petroleum cracking catalyst |
| 03/02/1994 | EP0584760A1 Alkylation catalyst regeneration |
| 03/02/1994 | EP0584720A1 Process for the recovery of rhodium from distillation residues from products of the oxosynthesis |
| 03/01/1994 | US5290431 FCC process with concentrators on cyclone inlets |
| 03/01/1994 | CA2104509A1 Process for the recovery of rhodium from distillation residues of products of the oxo synthesis |
| 02/23/1994 | EP0583764A1 Process for catalytically cracking paraffin rich feedstocks comprising high and low concarbon components |
| 02/23/1994 | EP0583362A1 Oxidative secondary rhodium recovery process |
| 02/22/1994 | US5288673 Temperature control in draft tubes for catalyst rejuvenation |
| 02/21/1994 | CA2104059A1 Process for catalytically cracking paraffin rich feedstocks comprising high and low concarbon components |
| 02/17/1994 | WO1994003273A1 Process and apparatus for the regeneration of a solid catalyst |
| 02/16/1994 | CN1081929A Separation method |
| 02/15/1994 | US5286691 Treating contaminated fluidized cracking catalyst with oxygen and metal scavenger, then elution or settling |
| 02/15/1994 | US5286690 Method of heat exchange of solid particles for regeneration in catalytic cracking |
| 02/09/1994 | CN1023711C Fluidized bed catalyst two-stage oxidizing regenerative method |
| 02/03/1994 | WO1994002246A1 Low temperature regeneration of coke deactivated reforming catalysts |
| 02/02/1994 | CN1081435A Method for continous dehydrogenation of paraffin hydrocarbon to producing olefin hydrocarbon |
| 02/01/1994 | US5283216 Activating by hydrogenation the suspended catalysts in slurry with heating, pressurization |
| 02/01/1994 | US5283052 A combustion chamber has a combustion zone, a flue gas conduit connecting to, a nozzle for injecting molybdenum oxide dust over the catalysts; continuous processing without shut down the power plant |
| 01/19/1994 | CN1080881A 烷基化催化剂的再生 Alkylation catalyst regeneration |
| 01/18/1994 | US5279464 Comminuting metal containing and catalyst; separation |
| 01/12/1994 | EP0578401A1 FCC regeneration process and apparatus for reducing NOx |
| 01/11/1994 | US5277880 Coke combustion conversion reaction |
| 01/11/1994 | CA2058620C Oxidative secondary rhodium recovery process |
| 01/06/1994 | WO1994000236A1 Regeneration of fluidized catalytic cracking catalyst |
| 01/06/1994 | WO1994000232A1 Regeneration of acetylene converter catalysts by hydrogen stripping |
| 01/05/1994 | DE4319733A1 Inexpensive regeneration of nitrogen oxide(s) removing catalyst - by contaminant sublimation using hot carrier gas |
| 01/04/1994 | US5276245 Alkylation catalyst regeneration |
| 01/04/1994 | US5275990 Multistage sepatation of metals and impurities by treatment with oxygen gas for oxidation of impurities |
| 12/29/1993 | EP0576024A1 Alkylation catalyst regeneration |
| 12/28/1993 | US5273107 Pumped catalyst heat exchanger |
| 12/23/1993 | WO1993025508A1 Production of hydrofluorocarbons |
| 12/23/1993 | DE4220303A1 Denitrification catalyst regeneration, esp. to remove arsenic cpds. - by supplying reducing agent and removing hot impurity vapour, then supplying oxidant |
| 12/22/1993 | EP0574469A1 Low temperature regeneration of coke deactivated reforming catalysts |
| 12/22/1993 | CN1079677A Regeneration or activation of noble metal catalysts using fluorohalocarbons or fluorohalohydrocarbons |
| 12/15/1993 | CN1023112C Catalyst recovery in production of alcohols |
| 12/15/1993 | CN1023078C Pneumatic control outer circulation type catalyst cooler |
| 12/14/1993 | US5270272 Treating with ammonia, oxygen, redistributing and reducing platinum |
| 12/09/1993 | WO1993024437A1 Catalyst regeneration |
| 12/09/1993 | WO1993024224A1 Treatment of hydrogenation catalysts |
| 12/08/1993 | EP0573083A1 Process for the treatment of vanadium containing wastes |
| 12/07/1993 | US5268344 Draft tube for catalyst rejuvenation and distribution |
| 12/07/1993 | US5268343 Process for the reactivation of an activated charcoal catalyst employed in the preparation of 1,1,1,2,3,3,3-heptafluoropropane (R 227) |
| 12/07/1993 | US5268089 Fluid calalytic cracking; distillation of cracked products and catalyst to separate |
| 12/07/1993 | US5267439 Method and arrangement for checking the aging condition of a catalyzer |
| 12/07/1993 | CA1325016C Process for the recovery of rhodium from aqueous solutions containing rhodium complexes |
| 12/07/1993 | CA1325015C Recovery process |
| 11/25/1993 | WO1993023164A1 Separation method |
| 11/24/1993 | EP0571130A1 NOx removal process |
| 11/23/1993 | US5264647 Alkylation catalyst regeneration |
| 11/23/1993 | US5264600 Process for the recovery of rhodium from residues of the distillation of products of the oxo synthesis |
| 11/23/1993 | CA2096774A1 Nox removal process |
| 11/18/1993 | EP0569462A1 Process for separation of two solid components |
| 11/10/1993 | EP0569168A2 Synthesis of alkyl tert-alkyl ether using haloacid-modified clay catalysts |
| 11/10/1993 | EP0568871A1 Apparatus and process to clean a honeycomb catalyst |
| 11/09/1993 | US5260490 Process for recovering rhodium from the reaction products of the oxo synthesis |
| 11/09/1993 | US5260239 Continuous processing, using gravitional force |
| 11/09/1993 | US5260238 Process for regenerating a deactivated catalyst |
| 11/09/1993 | US5260034 Stage catalyst concentric annular stripper |
| 11/05/1993 | CA2078484A1 One step synthesis of methyl t-butyl ether from t-butanol using haloacid-modified clay catalysts |
| 11/03/1993 | CN1077908A Recovery of rh from residue of reaction of carbonation |
| 10/27/1993 | EP0566798A1 Bisphenol a production using acid modified clay catalysts |
| 10/27/1993 | EP0566785A1 Method for deagglomerating and re-exposing catalyst in a fluid bed reactor |
| 10/26/1993 | US5256612 Regenerating the noble metal catalyst by combusting the coke, oxyhalogenation in presence of carbon dioxide at low pressure and reducing with hydrogen |
| 10/21/1993 | CA2078457A1 Bisphenol a production using acidic clay catalysts |
| 10/20/1993 | EP0550640A4 Lewis acid promoted transition alumina catalysts and isoparaffin alkylation processes using those catalysts |
| 10/20/1993 | CN1077399A Method for deagglomerating and re-exposing catalyst in a fluid bed reactor |
| 10/19/1993 | US5254513 Steam treatment |
| 10/19/1993 | US5254512 Method for treating gas and regenerating catalyst portion by portion |
| 10/14/1993 | WO1993019812A1 Treatment of liquids |
| 10/14/1993 | CA2133551A1 Treatment of liquids |
| 10/13/1993 | EP0564862A1 Process for recovering rhodium from waste material generated in carbonylation reactions |
| 10/12/1993 | US5252305 Heating and melting with copper or its oxide and flux material to absorb PT group metal, separation |
| 10/06/1993 | EP0563170A1 Process for activation or regeneration of nickel catalyst |
| 10/05/1993 | US5250483 Method for treatment of catalysts using denitrifying bacteria |
| 10/05/1993 | US5250482 Process for magnetic beneficiating petroleum cracking catalyst |
| 09/29/1993 | EP0562906A1 Continuous process for the dehydration of paraffinic hydro-carbons to olefinic hydrocarbons |
| 09/29/1993 | EP0562509A1 Reactivation of an activated carbon catalyst used for preparing 1,1,1,2,3,3,3-heptafluoropropane |
| 09/23/1993 | DE4209292A1 Spent metal and/or oxide catalyst regeneration by mechanical crushing - with specified energy density, esp. for catalyst used in oxidn., hydrogenation or hardening of fat, oil or fatty acid |
| 09/22/1993 | EP0560883A1 Process for regenerating a zeolite catalyst. |
| 09/22/1993 | CN1076386A A method for regenerating certain acidic hydrocarbon conversion catalysts by solvent extraction |
| 09/08/1993 | EP0559010A2 Catalyst for hydrolysing carbonylsulfide |
| 09/07/1993 | US5242483 Forming vanadium containing aggregate, mixing with iron to form aggregate, reduction |
| 09/07/1993 | US5242012 Apparatus and process for cooling fluid solid particles |
| 08/31/1993 | CA1321797C Process for preparing telomers from chlorotrifluoroethylene and 1,1-dibromo-1- chlorotrifluoroethane |