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Class Information
Number: 502/38
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Regenerating or rehabilitating catalyst or sorbent > Gas or vapor treating > Treating with free oxygen containing gas
Description: Process in which the gas includes uncombined element number 8.










Sub-classes under this class:

Class Number Class Name Patents
502/40 And adding heat by admixing solid heat carrier 41
502/39 And forming useful by-product 57
502/41 In gaseous suspension (e.g., fluidized bed, etc.) 217
502/45 Moving bed (e.g., vertically or horizontally, etc., moving bulk material) 40
502/51 Oxidation gas comprises essentially steam and oxygen 57
502/49 Plural distinct oxidation stages 70
502/50 Reactive gas treating after oxidation 79
502/52 With control of oxygen content in oxidation gas 118


Patents under this class:
1 2 3 4 5 6 7 8

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
8647998 Catalyst regeneration apparatus and associated regeneration process Feb. 11, 2014
8618011 Systems and methods for regenerating a spent catalyst Dec. 31, 2013
8618012 Systems and methods for regenerating a spent catalyst Dec. 31, 2013
8563455 Process for regenerating catalyst Oct. 22, 2013
8551326 Process for catalytic cracking with fine control of the residual coke content on the catalyst after regeneration Oct. 8, 2013
8530703 Multihydric compound dehydration systems, catalyst compositions, and methods Sep. 10, 2013
8513149 Method for drying regenerated catalyst in route to a propane dehydrogenation reactor Aug. 20, 2013
8470725 Process for regenerating a catalyst Jun. 25, 2013
8415264 Process for regenerating catalyst in a fluid catalytic cracking unit Apr. 9, 2013
8377839 Process for the regeneration of catalysts for the treatment of hydrocarbons Feb. 19, 2013
8372770 Reformer regeneration process Feb. 12, 2013
8372771 System and method for catalyst activation Feb. 12, 2013
8349090 Process for removing carbonaceous deposits on surfaces of catalysts and plant parts Jan. 8, 2013
8349753 Bathtub-type spent catalyst distributor for effective counter-current regeneration in fluid catalytic cracking units Jan. 8, 2013
8318125 Method for activating catalyst for chlorine production Nov. 27, 2012
8314043 Process for the regeneration of a Fischer-Tropsch catalyst Nov. 20, 2012
8293670 Process for the production of propylene Oct. 23, 2012
8268267 Process for the extraction of specific transition metals Sep. 18, 2012
8268743 Pluggage removal method for SCR catalysts and systems Sep. 18, 2012
8227367 Removal of water and salts from a catalyst regenerator to maintain catalyst activity Jul. 24, 2012
8105561 Catalyst for purification of exhaust gas, regeneration method for the catalyst, and apparatus and method for purification of exhaust gas using the catalyst Jan. 31, 2012
8071497 Process and facility for removing one or more compounds Dec. 6, 2011
8017539 Once through regeneration for an olefin cracking reactor Sep. 13, 2011
7998893 Treatment of air to a catalyst regenerator to maintain catalyst activity Aug. 16, 2011
7998456 Process for the production of hydrogen Aug. 16, 2011
7951739 Bathtub-type spent catalyst distributor for effective counter-current regeneration in fluid catalytic cracking units May. 31, 2011
7951740 Method of inhibiting in situ silicate formation in desulfurization sorbents May. 31, 2011
7951741 Mixed metal catalyst comprising a combustible binder, its process of preparation and use May. 31, 2011
7932204 Method of regenerating catalyst in a fluidized catalytic cracking unit Apr. 26, 2011
7906697 Method of circulating catalyst between a catalyst regenerator and an external catalyst cooler Mar. 15, 2011
7906448 Moving bed catalyst regeneration apparatus with integral CO oxidation zone and method of use to accelerate coke burning Mar. 15, 2011
7902100 Treatment of air to a catalyst regenerator to maintain catalyst activity Mar. 8, 2011
7829046 Scrubber for reactive gases Nov. 9, 2010
7820579 Method of restoring catalytic activity to a spent hydrotreating catalyst, the resulting restored catalyst, and a method of hydroprocessing Oct. 26, 2010
7781362 Method for protecting catalyst against contaminant ingress Aug. 24, 2010
7749762 Test methods for simulating FCC regenerator catalysis and catalyst deactivation Jul. 6, 2010
7745365 Bathtub-type spent catalyst distributor for effective counter-current regeneration in fluid catalytic cracking units Jun. 29, 2010
7745366 Microwave spent catalyst decoking method Jun. 29, 2010
7745675 Regeneration of platinum-germanium zeolite catalyst Jun. 29, 2010
7727380 Process for heating regeneration gas Jun. 1, 2010
7696120 Method of restoring catalytic activity to a spent hydroprocessing catalyst, a spent hydroprocessing catalyst having restored catalytic activity, and a hydroprocessing process Apr. 13, 2010
7687675 Stabilizing catalyst activity during catalyst regeneration Mar. 30, 2010
7666376 Diesel particulate filter comprising a finely dispersed diesel particulate catalyst Feb. 23, 2010
7655589 Process and apparatus for the regeneration of spent FCC catalyst Feb. 2, 2010
7629287 Reclamation of a titanosilicate, and reconstitution of an active oxidation catalyst Dec. 8, 2009
7625482 Nanoparticulate-catalyzed oxygen transfer processes Dec. 1, 2009
7619128 Stabilizing catalyst activity during catalyst regeneration Nov. 17, 2009
7612007 Process for regenerating catalyst Nov. 3, 2009

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