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Class Information
Number: 502/31
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Regenerating or rehabilitating catalyst or sorbent > Treating with a liquid or treating in a liquid phase, including dissolved or suspended > Organic liquid > Hydrocarbon
Description: Process in which the liquid used comprises a compound composed of only hydrogen and carbon.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7576023 |
Naphtha desulfurization with selectively suppressed hydrogenation |
Aug. 18, 2009 |
| 7449420 |
Production of alkyl aromatic compounds with catalyst reactivation |
Nov. 11, 2008 |
| 7407905 |
Method for reactivating catalysts and a method for recycling supercritical fluids used to reactivate the catalysts |
Aug. 5, 2008 |
| 7282151 |
Process for removal of impurities from mother liquor in the synthesis of carboxylic acid using pressure filtration |
Oct. 16, 2007 |
| 7208440 |
Method for pretreatment of catalysts with a phosphoric acid base |
Apr. 24, 2007 |
| 7199068 |
Reactive distillation alkylation process including in situ catalyst regeneration |
Apr. 3, 2007 |
| 7115537 |
Process for the regeneration of zeolite catalysts |
Oct. 3, 2006 |
| 7087803 |
Method for the recovery of perfluorinated sulphonic acid |
Aug. 8, 2006 |
| 7074735 |
Selectively suppressing catalytic hydrogenation |
Jul. 11, 2006 |
| 6982235 |
Method for regenerating solid catalyst |
Jan. 3, 2006 |
| 6908873 |
Regeneration of spent supported metal catalysts |
Jun. 21, 2005 |
| 6887813 |
Method for reactivating solid catalysts used in alkylation reactions |
May. 3, 2005 |
| 6878471 |
Process for the regeneration of reforming catalysts |
Apr. 12, 2005 |
| 6872678 |
Process for activating a catalyst containing an S-containing additive |
Mar. 29, 2005 |
| 6790920 |
Process for removal of silicon compounds from solvents by selective absorption |
Sep. 14, 2004 |
| 6740615 |
Regeneration of used supported noble metal catalysts |
May. 25, 2004 |
| 6685896 |
Method for recovering rhodium from reaction products of oxosynthesis |
Feb. 3, 2004 |
| 6683015 |
Method for reactivating a catalyst composition |
Jan. 27, 2004 |
| 6673239 |
Hydrocarbon purificatin system regeneration |
Jan. 6, 2004 |
| 6579821 |
Method for reactivating solid catalysts used in alkylation reactions |
Jun. 17, 2003 |
| 6475943 |
Catalyst activation process |
Nov. 5, 2002 |
| 6413897 |
Method for regenerating an alkylation catalyst |
Jul. 2, 2002 |
| RE37649 |
Draft tube for catalyst rejuvenation and distribution |
Apr. 9, 2002 |
| 6365761 |
Process for preparing alkylene oxide |
Apr. 2, 2002 |
| RE37515 |
Rejuvenation of hydrocarbon synthesis catalyst |
Jan. 15, 2002 |
| 6284807 |
Slurry hydrocarbon synthesis process with increased catalyst life |
Sep. 4, 2001 |
| 6273102 |
Method of cleaning and maintaining petroleum refining plants |
Aug. 14, 2001 |
| 6232495 |
Methods for treating cobalt catalyst in oxidation mixtures resulting from oxidation of hydrocarbons to dibasic acids |
May. 15, 2001 |
| 6222059 |
Process for the manufacture of aliphatic alpha, omega amino nitriles |
Apr. 24, 2001 |
| 6194625 |
Alkylation by controlling olefin ratios |
Feb. 27, 2001 |
| 6187708 |
Process for activation of catalysts with a nitrogenous compound and excess thionic compound the catalysts that is obtained and it use in hydroconversion |
Feb. 13, 2001 |
| 6162754 |
Process for regenerating a catalyst contained within a bubble-column reactor with draft-tube and process for the production of a hydrocarbon |
Dec. 19, 2000 |
| 6110856 |
Catalysts suitable for preparing aliphatic alpha-, omega-aminonitriles by partial hydrogenation of aliphatic dinitriles |
Aug. 29, 2000 |
| 6096673 |
Catalyst recovery in the production of 2,5-dihydrofuran by isomerization of vinyl oxirane |
Aug. 1, 2000 |
| 6075174 |
BF.sub.3 removal from BF.sub.3 catalyzed olefin oligomer |
Jun. 13, 2000 |
| 6015932 |
Reactivation of a high-activity isomerization catalyst |
Jan. 18, 2000 |
| 5990037 |
Method of treating spontaneously combustible catalysts |
Nov. 23, 1999 |
| 5986158 |
Process for alkylating hydrocarbons |
Nov. 16, 1999 |
| 5942457 |
Process for regenerating spent clay |
Aug. 24, 1999 |
| 5935890 |
Stable dispersions of metal passivation agents and methods for making them |
Aug. 10, 1999 |
| 5916835 |
Heterogeneous catalyst regeneration |
Jun. 29, 1999 |
| 5906953 |
Catalyst rejuvenation process |
May. 25, 1999 |
| 5888920 |
Integrated process using in situ regenerated sulfuric acid as catalyst |
Mar. 30, 1999 |
| 5753575 |
Method for regenerating a hydrogen fluoride and sulfone alkylation catalyst |
May. 19, 1998 |
| 5712213 |
Rejuvenation process for a solid alkylation catalyst |
Jan. 27, 1998 |
| 5672798 |
Fluidized bed solid catalyst motor fuel alkylation process |
Sep. 30, 1997 |
| 5654252 |
Process for starting a hydrocarbon conversion by the prior treatment of the catalyst with a sulphur agent and then diluted hydrogen |
Aug. 5, 1997 |
| 5625114 |
Process for the recovery of spent acid catalyst |
Apr. 29, 1997 |
| 5491271 |
Detergent alkylation using a regenerable clay catalyst |
Feb. 13, 1996 |
| 5489732 |
Fluidized solid bed motor fuel alkylation process |
Feb. 6, 1996 |
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