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Class Information
Number: 502/43
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 > In gaseous suspension (e.g., fluidized bed, etc.) > Plural distinct serial combustion stages
Description: Process including two or more sequential steps of energetic oxidation.

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
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
8372770 Reformer regeneration process Feb. 12, 2013
8022002 Integrated regeneration of non-noble metal catalysts Sep. 20, 2011
7915191 Three-stage counter-current FCC regenerator Mar. 29, 2011
7816294 Methods and configurations for catalyst regeneration Oct. 19, 2010
7744744 Converted FCC bubbling bed regenerator 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
6780809 Catalyst for the (co)polymerization of ethylene and a method for the preparation thereof Aug. 24, 2004
6685681 Vacuum therapy and cleansing dressing for wounds Feb. 3, 2004
6579820 Reactor modifications for NOx reduction from a fluid catalytic cracking regeneration vessel Jun. 17, 2003
6506702 Process and vessel for regeneration of a catalyst including monitoring and monitoring and control of combustion completion Jan. 14, 2003
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
5837637 Catalyst regeneration Nov. 17, 1998
5547910 Method and system for controlling the activity of a crystalline zeolite cracking catalyst Aug. 20, 1996
5348921 Method for reducing sulfate formation during regeneration of hot-gas desulfurization sorbents Sep. 20, 1994
5346610 Multi-stage regeneration of catalyst in a bubbling bed catalyst regenerator Sep. 13, 1994
5324696 Process and heat exchange apparatus for solid particles for double regeneration in catalytic cracking Jun. 28, 1994
5275990 Process for regenerating a spent resid hydroprocessing catalyst using a group IIA metal Jan. 4, 1994
5268089 FCC of nitrogen containing hydrocarbons and catalyst regeneration Dec. 7, 1993
5245093 Reaction processes in a multi-stage fluidized bed Sep. 14, 1993
5212129 Inverted backmix coolers for FCC units May. 18, 1993
5202294 Low pressure drop regeneration of a catalyst Apr. 13, 1993
5198397 Two-stage fluid bed regeneration of catalyst with shared dilute phase Mar. 30, 1993
5183558 Heavy oil catalytic cracking process and apparatus Feb. 2, 1993
5160426 Process and apparatus for indirect heating of catalyst stripper above a bubbling bed catalyst regenerator Nov. 3, 1992
5158919 Catalyst regeneration in a single stage regenerator converted to a two stage high efficiency regenerator Oct. 27, 1992
5143875 Bubbling dense bed catalyst regenerator with higher efficiency base region Sep. 1, 1992
5143874 Catalyst regenetation in high efficiency regenerator heated by indirect heat exchange Sep. 1, 1992
5139649 Process for multi-stage fast fluidized bed regeneration of catalyst Aug. 18, 1992
5130012 Process and apparatus for reducing NO.sub.x emissions from high-efficiency FFC regenerators Jul. 14, 1992
5126036 Process and apparatus for split feed of spent catalyst to high efficiency catalyst regenerator Jun. 30, 1992
5120691 Process for regulating or checking the thermal level of a pulverulent solid incorporating a heat exchanger with fluidized bed compartments Jun. 9, 1992
5110775 Two stage combustion process for cracking catalyst regeneration May. 5, 1992
5108968 Process for treating a material wherein the material is suspended in a gaseous atmosphere Apr. 28, 1992
5106799 Fluidized bed combustion process Apr. 21, 1992
5077252 Process for control of multistage catalyst regeneration with partial CO combustion Dec. 31, 1991
5077251 Control of multistage catalyst regeneration with both partial and full co combustion Dec. 31, 1991
5066627 Process for simultaneous heating and cooling a fast fluidized bed catalyst regenerator Nov. 19, 1991
5059302 Method and apparatus for the fluid catalytic cracking of hydrocarbon feed employing a separable mixture of catalyst and sorbent particles Oct. 22, 1991
5047140 Process and apparatus for multi-stage regeneration of catalyst in a bubbling bed catalyst regenerator and side mounted fast fluidized bed regenerator Sep. 10, 1991

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