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Browse by Category: Main > Chemistry
Class Information
Number: 502/24
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 > Including intended dissolution or precipitation of a substantial amount of an ingredient of the ultimate composition
Description: Process in which an essential component of the composition is (1) dissolved in a solvent or by reaction, or (2) caused to come out of solution in a solid phase, permitting separation from reaction products and/or extraneous material or providing such component in an effective form.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8648007 Vaporization and transportation of alkali metal salts Feb. 11, 2014
8637418 Method for treating flue gas catalyst Jan. 28, 2014
8614159 Methods of re-using a spent FCC Catalyst Dec. 24, 2013
8524623 Electrochemical removal of conjunct polymers from chloroaluminate ionic liquids Sep. 3, 2013
8357812 Process for preparing a rejuvenated epoxidation catalyst Jan. 22, 2013
8153542 Method for treating flue gas catalysts Apr. 10, 2012
8114802 Heavy oil upgrade process including recovery of spent catalyst Feb. 14, 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
7935229 Extraction of nickel (0) complexes from nitrile mixtures with reduced rag formation May. 3, 2011
7906447 Regeneration and rejuvenation of supported hydroprocessing catalysts Mar. 15, 2011
7901644 Catalytic gasification process with recovery of alkali metal from char Mar. 8, 2011
7897126 Catalytic gasification process with recovery of alkali metal from char Mar. 1, 2011
7807597 Regeneration of ionic liquid catalyst using a regeneration metal in the presence of added hydrogen Oct. 5, 2010
7790646 Conversion of fine catalyst into coke-like material Sep. 7, 2010
7704469 Method for the recovery of ruthenium from used ruthenium oxide-containing catalysts Apr. 27, 2010
7678279 Metal compound removal Mar. 16, 2010
7629287 Reclamation of a titanosilicate, and reconstitution of an active oxidation catalyst Dec. 8, 2009
7527771 Dissolving metal particles from supported catalyst using ultrasonic energy, solvent and etchant May. 5, 2009
7501106 Denitrification catalyst regeneration method Mar. 10, 2009
7481938 Metal compound removal Jan. 27, 2009
7439390 Process for preparing amino acids using the amidocarbonylation reaction Oct. 21, 2008
7182926 Process for separating and recovering valuable metals Feb. 27, 2007
6982234 Methods and apparatus for removing catalyst from oxidation reactor effluent Jan. 3, 2006
6809053 Method for reactivating sulfonated resin catalyst Oct. 26, 2004
6777369 Process for producing catalyst Aug. 17, 2004
6733564 Process for recovery of nickel from spent catalyst May. 11, 2004
6559085 Method for regenerating molybdenum-containing oxide fluidized-bed catalyst May. 6, 2003
6555004 Method for separating catalyst, product and solvent Apr. 29, 2003
6403514 Process for the regeneration of zeolitic catalysts containing titanium Jun. 11, 2002
6331261 Water softener salt formulation Dec. 18, 2001
6309996 Suspension carbonation process for reactivation of partially utilized sorbent Oct. 30, 2001
6255510 Production of aromatic carboxylic acids and recovery of Co/Mn catalyst from ash Jul. 3, 2001
6232495 Methods for treating cobalt catalyst in oxidation mixtures resulting from oxidation of hydrocarbons to dibasic acids May. 15, 2001
6162753 Process for recovering cobalt carbonyl catalysts used to produced N-acyl-alpha-amino acid derivatives by amidocarbonylation Dec. 19, 2000
6096673 Catalyst recovery in the production of 2,5-dihydrofuran by isomerization of vinyl oxirane Aug. 1, 2000
5965472 Recovery of catalyst systems from diaryl carbonate-containing reaction solutions by suspension crystallization Oct. 12, 1999
5955394 Recovery process for oxidation catalyst in the manufacture of aromatic carboxylic acids Sep. 21, 1999
5936130 Process for preparing a rhodium complex solution and process for producing an aldehyde Aug. 10, 1999
5908805 Preparation of transition metal/phosphine catalysts by hydrogen reduction Jun. 1, 1999
5882619 Preparation of a hydrogenation catalyst using M(OR).sub.m X.sub.n Mar. 16, 1999
5840643 Recovery of oxidation catalysts used for the production of trimellitic acid Nov. 24, 1998
5837635 Process for producing mixed oxide powders from deactivated denox catalysts Nov. 17, 1998
5756413 Process for recovering cobalt carbonyl catalysts used in the preparation of N-acyl-.alpha.-amino acid derivates by amidocarbonylation May. 26, 1998
5716895 Process for regeneration of catalysts Feb. 10, 1998
5693833 Process for the reactivation of iodine-containing catalysts Dec. 2, 1997
5648308 Process for upgrading metallocene catalysts Jul. 15, 1997
5618503 Antimony pentafluoride Apr. 8, 1997
5580991 Process for preparing butyrolactone and method for separating organic phosphorous-ruthenium complex as catalyst and reusing the same Dec. 3, 1996
5516735 Method for stabilizing rhodium compound May. 14, 1996

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