Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01J - Chemical or physical processes, e.g. catalysis, colloid chemistry; Their relevant apparatus › B01J 38 - Regeneration or reactivation of catalysts, in general
Patents for B01J 38 - Regeneration or reactivation of catalysts, in general (7,157)
11/1998
11/12/1998WO1998050490A1 Slurry hydrocarbon synthesis process with catalyst rejuvenation in external lift pipe
11/12/1998WO1998050489A1 Slurry hydrocarbon synthesis process with multistage catalyst rejuvenation
11/12/1998WO1998050488A1 Catalyst rejuvenation in hydrocarbon synthesis slurry with reduced slurry recontamination
11/12/1998WO1998050486A1 Hydrocarbon synthesis catalyst slurry rejuvenation with gas disengagement
11/12/1998WO1998050485A1 Hydrocarbon synthesis using reactor tail gas for catalyst rejuvenation
11/12/1998CA2288173A1 Slurry hydrocarbon synthesis process with catalyst rejuvenation in external lift pipe
11/11/1998EP0876322A1 Improved metal-ligand complex catalyzed processes
11/11/1998EP0876321A1 Improved metal-ligand complex catalyzed processes
11/11/1998CN1198686A Process for preparing a hydrogenation catalyst
11/11/1998CN1198366A Dry demetallization regeneration technology for residue and/or heavy oil catalytic cracking catalyst
11/11/1998CN1040663C Recovery of palladium catalyst
11/04/1998EP0874797A1 Processes employing indicator ligands
11/04/1998EP0874796A1 Improved metal-ligand complex catalyzed processes
11/04/1998CN1197766A Reclamation method and equipment of zinc chloride from zinc-containing organic waste liquid
11/04/1998CN1197694A Process and vessel for regenerating catalyst for production of aromatic compounds or for reforming, with improved oxychlorination
11/03/1998US5831120 Process for the production of acetic acid
10/1998
10/28/1998EP0873785A1 Process and improved apparatus for regenerating a catalyst for aromatics production or reforming
10/28/1998EP0873784A1 Catalyst regeneration enclosure and process comprising a control of the end of the combustion
10/28/1998EP0873292A1 Improved metal-ligand complex catalyzed processes
10/27/1998US5827903 Converting synthesis gas to hydrocarbons; solvent extraction of wax products from catalyst
10/27/1998US5827793 Controlled FCC catalyst regeneration using a distributed air system
10/21/1998EP0872277A1 Process and staged combustion apparatus for regenerating a catalyst for reforming or for aromatics production in moving bed
10/21/1998EP0872276A1 Regeneration enclosure and process for the regeneration of a catalyst for aromatics production or reforming with improved oxychlorination ability
10/21/1998EP0871787A1 Electrochemical processing method for catalyst substrates containing noble metals for the recovery thereof
10/21/1998EP0716715B1 Recovery of aluminum and/or fluoride values from used aluminum chlorofluorides
10/20/1998US5824816 Recovery of catalyst systems from diarylcarbonate-containing reaction mixtures by melt crystallization
10/14/1998EP0870003A1 Hydrotreating catalyst: composition, preparation, and use thereof
10/14/1998EP0869845A1 Process for catalyst regeneration
10/14/1998CA2232508A1 Process and chamber for regenerating an aromatics production or reforming catalyst with improved oxychlorination
10/13/1998US5821270 Passing slurry through rejuvenation zone and offgas removal zone
10/13/1998US5821187 Process and apparatus for recoating a deactivated catalyst coating in a catalyst
10/13/1998US5820693 Process for recovering catalysts supports
10/07/1998CN1040098C Method and equipment for producing allyl aromatics from catalyzing dehydrogenation of alkyl aromatics
10/06/1998US5817895 Reducing cr(vi) compounds to cr(iii) compounds with alkanes
10/06/1998US5817884 Process for preparing aldehydes
10/06/1998US5817702 Circulating slurry; removal of gas bubbles
10/06/1998US5817701 Fischer tropsch synthesis, stopping flow of carbon monoxide and hydrogen, purging with hydrogen
10/06/1998US5817592 Process for the preparation of a hydrogenation catalyst
10/06/1998US5817589 Hydrogenation catalyst
09/1998
09/30/1998CN1039974C Improving Fei-To method cobalt catalyst containing activity and/or method for producing C5+ hydrcarbon selectivity
09/22/1998US5811628 Multistep reaction comprising catalytic dechlorination using excess hydrogen in tube reactor, then catalytic dechlorination in fixed bed reactor
09/22/1998US5811468 Combination gas disengaging downcomer-rejuvenation tube for in-situ slurry catalyst rejuvenation (LAW541)
09/22/1998US5811363 Catalyst rejuvenation in hydrocarbon synthesis slurry with reduced slurry recontamination
09/11/1998WO1998039095A1 Method for regenerating paraffin reforming or isomerization or dehydrogenation catalysts in a vibrating helical spire
09/09/1998EP0862494A1 Process for preparing a hydrogenation catalyst
09/09/1998CN1192707A Method for separating palladium catalyst
09/09/1998CN1039704C Method for removing acid-soluble oil from mixture contg. alumen
09/03/1998WO1998037963A1 Method of presulfiding and passivating a hydrocarbon conversion catalyst
09/03/1998DE19805295A1 Regeneration of denitrification catalyst especially to remove deposit containing silica
09/03/1998DE19708350A1 Decontamination of catalyst in low temperature removal of polychlorinated dibenzo-p-dioxin
09/02/1998EP0861122A1 Catalyst activation and rejuvenation process
08/1998
08/25/1998US5798313 Heating to 700 degrees c. in oxygen stream; titania on silica epoxidation catalyst
08/19/1998EP0858837A2 Process for regenerating a storage catalyst
08/19/1998EP0686063B1 A method for separating catalyst from a hydroformylation reaction product using alkylated ligands
08/12/1998EP0857083A1 Method of separating oligomeric side-products from an isomerization catalyst
08/06/1998WO1998033589A1 Process for regeneration of carbon-supported, rhenium-containing catalysts
08/04/1998US5789621 Preparation of amines and aminonitriles
07/1998
07/30/1998WO1998023372A3 Process for zeolitic catalyst reactivation
07/29/1998CN1039311C Method for treatment of sulfone-bearing mixture
07/29/1998CN1039310C Method for treatment of sulfone-bearing mixture
07/28/1998US5786517 Separating phosphorus acidic compounds from reaction product fluid containing metal-organophosphite ligand complex catalyst and free organophosphite ligand
07/22/1998EP0853653A1 Fcc no x? reduction by turbulent/laminar thermal conversion
07/22/1998EP0751825B1 Process for producing a catalytic converter
07/21/1998US5783733 Process for manufacture of bisphenol
07/21/1998US5783062 Process for the treatment, by an electrochemical route, of compositions containing precious metals with a view to their recovery
07/16/1998WO1998030656A1 Method of removing reactive metal from a metal-coated reactor system
07/14/1998CA2100442C Process for the production of vanadium containing steel alloys
07/08/1998CN1187215A Hydrotreating catalyst composition, preparation and use thereof
07/08/1998CN1186718A Process for reclaiming waste catalyst with low palladium content
07/07/1998US5776849 Regeneration of severely deactivated reforming catalysts
07/07/1998US5776848 Molybdenum epoxidation catalyst recovery
07/02/1998WO1998028072A1 Heterogeneous catalyst regeneration
06/1998
06/30/1998US5773667 Process for preparing aldehyes
06/30/1998US5773606 Treating molybdenum catalyst with aqueous solution of hydrogen peroxide; saccharide epimerization
06/30/1998US5773379 Thermal regulation process for a solid in a heat exchanger using cylindrical tube surfaces
06/30/1998US5773378 Spent catalyst distribution
06/25/1998WO1998017619A3 Removal of permanganate reducing compounds and alkyl iodides from a carbonylation process stream
06/23/1998US5770537 Soaking in basic reducing solution
06/18/1998WO1998026185A1 Fan and motor assembly for an air conditioner
06/17/1998CN1184711A Method for regenerating catalyst
06/11/1998WO1998024547A1 Process for recovering cobalt carbonyl catalysts used to produce n-acyl-apha-aminoacid derivatives by amidocarbonylation
06/10/1998EP0846098A1 Improved metal-ligand complex catalyzed processes
06/10/1998EP0846029A1 Method for separating a palladium catalyst
06/10/1998DE19650501A1 Verfahren zur Wiedergewinnung von bei der Herstellung von N-Acyl-alpha-aminosäurederivaten durch Amidocarbonylierung eingesetzten Cobaltcarbonylkatalysatoren A process for the recovery of used in the production of N-acyl-alpha-amino acid derivatives by amidocarbonylation cobalt carbonyl catalysts
06/09/1998US5763680 Separation of phosphorus acidic compounds from reaction product fluids by treating with water, treating water with ion exchange resins
06/09/1998US5763679 Metal-ligand complex catalyzed processes
06/09/1998US5763677 Hydroformylation processes
06/09/1998US5763671 Separating phoshorous acidic compounds
06/09/1998US5763670 Hydroformylation processes
06/09/1998US5763352 Catalyst composition for the purification of the exhaust of diesel vehicles, catalyst using the same and preparing methods thereof
06/09/1998US5763348 Contacting catalyst with oxygen and water at elevated temperatures to remove coke, treating with oxygen, steam, and chlorine containing gas stream
06/04/1998WO1998023560A1 Process for alkylating hydrocarbons
06/04/1998WO1998023372A2 Process for zeolitic catalyst reactivation
06/02/1998US5759229 Method for recovering cobalt/manganese/bromine values from residue containing used catalyst
05/1998
05/28/1998WO1998022420A1 Process for the production of acetic acid
05/28/1998WO1998022216A1 Production of aromatic carboxylic acids and recovery of co/mn cattalyst from ash
05/26/1998US5756854 Phosphine and thodium carbonyl catalysts
05/26/1998US5756837 Method of recycling a catalyst in a reaction involving the direct oxidation of cyclohexane into adipic acid
05/26/1998US5756414 Method of regenerating deactivated catalyst
05/26/1998US5756413 Forming acylsarcosine by peroxidation in the presence of cobalt(ii) sulfate, adding alkali metal hydroxide to form cobalt hydroxide and conversion to carbonyl with carbon monoxide and hydrogen
1 ... 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 ... 72