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Class Information
Number: 502/28
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 > Using acid > Organic
Description: Process in which the acid contains carbon as set out in the term "organic" in the glossary.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8614159 Methods of re-using a spent FCC Catalyst Dec. 24, 2013
8524073 Surface modified sorbent Sep. 3, 2013
8507396 Regeneration of acidic catalysts Aug. 13, 2013
8410184 Regeneration of acidic ion exchangers Apr. 2, 2013
8377839 Process for the regeneration of catalysts for the treatment of hydrocarbons Feb. 19, 2013
8128811 Hydroprocessing using rejuvenated supported hydroprocessing catalysts Mar. 6, 2012
8084661 Extraction of ASO from spent sulfuric acid using liquid SO.sub.2 Dec. 27, 2011
8012899 Recycling of ionic liquid catalyst Sep. 6, 2011
7820579 Method of restoring catalytic activity to a spent hydrotreating catalyst, the resulting restored catalyst, and a method of hydroprocessing Oct. 26, 2010
7811955 Method of regenerating a catalyst Oct. 12, 2010
7790646 Conversion of fine catalyst into coke-like material Sep. 7, 2010
7737067 Regeneration of ionic liquid catalyst Jun. 15, 2010
7723251 Method of regeneration of SCR catalyst May. 25, 2010
7559993 Process for decoating a washcoat catalyst substrate Jul. 14, 2009
7501106 Denitrification catalyst regeneration method Mar. 10, 2009
7399725 Perchlorate destruction Jul. 15, 2008
7115537 Process for the regeneration of zeolite catalysts Oct. 3, 2006
7101822 Method for decontaminating solid iodine filters Sep. 5, 2006
7084085 Process for regenerating a layered double hydroxide Aug. 1, 2006
6929701 Process for decoating a washcoat catalyst substrate Aug. 16, 2005
6908873 Regeneration of spent supported metal catalysts Jun. 21, 2005
6878654 Reactivation of aromatics alkylation catalysts Apr. 12, 2005
6872369 Selective separation of iron by treatment with an ion-exchanging resin comprising diphosphonic acid groups Mar. 29, 2005
6858761 Process for preserving resin catalyst for addition reaction of alkylene oxide and utilization of this process Feb. 22, 2005
6764662 Recover and recycle rhodium from spent partial oxidation catalysts Jul. 20, 2004
6753285 Process for regenerating a used precious metal catalyst Jun. 22, 2004
6753286 Supported catalyst regeneration Jun. 22, 2004
6740615 Regeneration of used supported noble metal catalysts May. 25, 2004
6596661 Process for regenerating a deactivated catalyst Jul. 22, 2003
6558533 Process for sulfur removal from hydrocarbon liquids May. 6, 2003
6559087 Method and apparatus for the continuous treatment of catalyst and catalyst support material May. 6, 2003
6534434 Chiral imidazolidinone-based catalyst composition and reaction system Mar. 18, 2003
6521199 Regeneration of onium fluoride-HF adducts Feb. 18, 2003
6498120 Rejuvenating SAPO molecular sieve with anhydrous liquid or vapor Dec. 24, 2002
6417128 Methods and replacing water and cyclohexanone with acetic acid in aqueous solutions of catalyst Jul. 9, 2002
6410784 Recovery of metal components of a catalyst in a process for production of trimellitic acid Jun. 25, 2002
6395664 Process for reactivating a deactivated dehydrocyclodimerization catalyst with water May. 28, 2002
6342462 Process for regenerating an adsorbent Jan. 29, 2002
6291394 Process for improving catalysts Sep. 18, 2001
6281157 Self-catalytic bath and method for the deposition of a nickel-phosphorus alloy on a substrate Aug. 28, 2001
6255510 Production of aromatic carboxylic acids and recovery of Co/Mn catalyst from ash Jul. 3, 2001
6239054 Process for regenerating catalysts May. 29, 2001
6191060 Reclamation of metal catalysts used in the production of diaryl carbonates Feb. 20, 2001
6080696 Method for cleaning fouled ion exchange resins Jun. 27, 2000
6015928 Process for the production of higher oxo alcohols Jan. 18, 2000
6001763 Method for re-manufacturing a cobalt/manganese/bromine catalyst from residue containing used catalyst Dec. 14, 1999
5990037 Method of treating spontaneously combustible catalysts Nov. 23, 1999
5985235 Method of treating a catalyst Nov. 16, 1999
5938927 Process for extracting oil from contaminated filter media Aug. 17, 1999
5840643 Recovery of oxidation catalysts used for the production of trimellitic acid Nov. 24, 1998

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