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Browse by Category: Main > Chemistry
Class Information
Number: 502/37
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Regenerating or rehabilitating catalyst or sorbent > Gas or vapor treating > Using halogen containing substance including liquids vaporizable upon contacting spent catalyst or sorbent > Simultaneously or subsequently adding free oxygen or use of oxyhalogen compound
Description: Process in which uncombined element number 8 is introduced with or after the halogen material, or a halogen compound including element number 8 is a treating agent.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8680000 Process and vessel for regenerating a reforming catalyst Mar. 25, 2014
8673801 Process for regenerating a reforming catalyst Mar. 18, 2014
8173567 Process for regenerating catalyst May. 8, 2012
7745675 Regeneration of platinum-germanium zeolite catalyst Jun. 29, 2010
7585803 Catalyst regeneration method Sep. 8, 2009
7405174 Process for regeneration of a catalyst that contains an EUO-structural-type zeolite Jul. 29, 2008
7291311 Process for controlling a moving bed combustion zone and its use Nov. 6, 2007
7223710 Cyclic catalyst regeneration process using a circulating stream for desorption May. 29, 2007
7045477 Process for continuously regenerating catalyst particles May. 16, 2006
6790802 Cyclic catalyst regeneration process using adsorption and desorption on vent stream Sep. 14, 2004
6784132 Cyclic catalyst regeneration process using adsorption and desorption Aug. 31, 2004
6506702 Process and vessel for regeneration of a catalyst including monitoring and monitoring and control of combustion completion Jan. 14, 2003
6472340 Catalytic reforming catalyst activation Oct. 29, 2002
6133183 Process for regenerating a catalyst for the production of aromatic compounds or for reforming, with improved oxychlorination Oct. 17, 2000
6121180 Precombustion of halogen-containing compounds in catalyst regeneration processes Sep. 19, 2000
6103652 Staged combustion process and apparatus for regenerating a reforming or aromatic compound production catalyst in a moving bed Aug. 15, 2000
6048814 Process and unit for regeneration of a catalyst for the production of aromatic compounds or for reforming Apr. 11, 2000
5880050 Process for the regeneration of catalyst containing sulphur Mar. 9, 1999
5866495 Method of regenerating deactivated catalysts Feb. 2, 1999
5776849 Regeneration of severely deactivated reforming catalysts Jul. 7, 1998
5763348 Method of regenerating deactivated catalyst Jun. 9, 1998
5756414 Method of regenerating deactivated catalyst May. 26, 1998
5739070 Process for regenerating a fluorination catalyst Apr. 14, 1998
5726112 Method of regenerating deactivated catalysts Mar. 10, 1998
5712214 Regeneration of aromatization catalysts Jan. 27, 1998
5698486 Method of regenerating deactivated catalysts Dec. 16, 1997
5573988 Catalyst regeneration process Nov. 12, 1996
5457077 Moving bed regeneration process with combined drying and dispersion steps Oct. 10, 1995
5407877 Catalyst treatment process Apr. 18, 1995
5397458 Moving bed regeneration process with internally mixed chloride gas Mar. 14, 1995
5391292 Cyclic reforming catalyst regeneration Feb. 21, 1995
5378669 Method for treating a catalyst Jan. 3, 1995
5376607 Method for controlling moisture by coke composition Dec. 27, 1994
5270272 Sulfur removal from molecular-sieve catalyst Dec. 14, 1993
5260238 Process for regenerating a deactivated catalyst Nov. 9, 1993
5256612 Method for treating a catalyst Oct. 26, 1993
5254513 Method for the reactivation of spent alumina-supported hydrotreating catalysts Oct. 19, 1993
5227350 Fluorination catalyst regeneration Jul. 13, 1993
RE34250 Process for regenerating sulfur contaminated reforming catalysts May. 11, 1993
5188996 Redispersion of noble metal on low acidity support Feb. 23, 1993
5155074 Process for regenerating a monofunctional large-pore zeolite catalyst having high selectivity for paraffin dehydrocyclization Oct. 13, 1992
5151392 Moving bed regeneration process with separate dispersion and chloriding steps Sep. 29, 1992
5132259 Method for reactivating catalysts used in catalytic vapor phase process for producing dihydrocarbyl carbonates Jul. 21, 1992
5106798 Method for regenerating a Group VIII noble metal deactivated catalyst Apr. 21, 1992
5073529 Method of regenerating a nonacidic zeolite catalyst Dec. 17, 1991
5053371 Catalyst regeneration method with three-zone combustion gas addition Oct. 1, 1991
5034117 Process for regenerating a catalyst for the production of aromatic hydrocarbons or for reforming Jul. 23, 1991
5004827 Catalytic vapor phase process for producing dihydrocarbyl carbonates Apr. 2, 1991
4980325 Method of controlling moisture in combustion section of moving bed regeneration process Dec. 25, 1990
4977119 Method of regenerating hydrocarbon conversion catalyst by coke burning Dec. 11, 1990

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