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Browse by Category: Main > Chemistry
Class Information
Number: 502/516
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Specific contaminant removal > Metal contaminant removal
Description: Collection of art in which the poison or contaminant comprises an element (or compound thereof) which exhibits a positive ionic property is set out in the Glossary as a metal.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8652849 Method for separating a substance from a fluid Feb. 18, 2014
8551431 Mercury removal from flue gas streams using treated sorbents Oct. 8, 2013
8513157 Deactivation resistant photocatalysts Aug. 20, 2013
8425867 Oxalate sorbents for mercury removal Apr. 23, 2013
RE44124 Regenerable high capacity sorbent for removal of mercury from flue gas Apr. 2, 2013
8163668 Inorganic electrolyte setting agent capable of rendering heavy metal ion nonhazardous and method of treatment for utilization as resource therewith Apr. 24, 2012
7998893 Treatment of air to a catalyst regenerator to maintain catalyst activity Aug. 16, 2011
7901567 Process for selective capture of arsenic in gasolines rich in sulphur and olefins Mar. 8, 2011
7902100 Treatment of air to a catalyst regenerator to maintain catalyst activity Mar. 8, 2011
7744763 Mercury removal sorbent Jun. 29, 2010
7625837 Process for the removal of heavy metals from gases, and compositions therefor and therewith Dec. 1, 2009
7592283 Method of regenerating honeycomb type SCR catalyst by air lift loop reactor Sep. 22, 2009
7572421 Mercury sorbents and methods of manufacture and use Aug. 11, 2009
7504080 Process for the removal of heavy metals from gases, and compositions therefor and therewith Mar. 17, 2009
7404939 Mercury removal sorbent Jul. 29, 2008
7399456 Process for the removal of heavy metals from gases, and compositions therefor and therewith Jul. 15, 2008
7399457 Process for the removal of heavy metals from gases, and compositions therefor and therewith Jul. 15, 2008
7288499 Regenerable high capacity sorbent for removal of mercury from flue gas Oct. 30, 2007
7098327 Dual-functional ion exchange resins from agricultural by-products Aug. 29, 2006
7008896 Situ formed anionic clay-containing bodies Mar. 7, 2006
6764601 Method for granulating powders Jul. 20, 2004
6595147 Method for adsorbing contaminants from flue gas Jul. 22, 2003
6551660 Method for removing reactive metal from a reactor system Apr. 22, 2003
6490984 Method of making flue gas harmless Dec. 10, 2002
6439138 Char for contaminant removal in resource recovery unit Aug. 27, 2002
6419986 Method for removing reactive metal from a reactor system Jul. 16, 2002
6010619 FCC process with zeolite and hydrotalcite Jan. 4, 2000
5972201 Hydrocarbon conversion catalyst additives and processes Oct. 26, 1999
5919287 Process for the purification of a solution of lithium salts contaminated by metallic cations and use of this process in the production of zeolites exchanged with lithium Jul. 6, 1999
5906960 Adsorbent May. 25, 1999
5858208 Methods for improving conversion in fluidized catalytic cracking units Jan. 12, 1999
5858242 Heavy metal cation recovering agent including a silicate or aluminosilicate type compound and a carbonate type compound Jan. 12, 1999
5711015 Chemical decontamination using natural or artificial bone Jan. 20, 1998
RE35406 Barium titanium oxide-containing fluidizable cracking catalyst composition Dec. 17, 1996
5419834 Precipitating agent for the precipitation of heavy metals May. 30, 1995
5405812 Method and arrangement for purifying a carbon-containing adsorption medium Apr. 11, 1995
5356845 Process for the reactivation of nickel-alumina catalysts Oct. 18, 1994
5308810 Method for treating contaminated catalyst May. 3, 1994
5286691 Demetallation in FCC regenerator Feb. 15, 1994
5264200 Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide Nov. 23, 1993
5260240 Process for the demetallization of FCC catalyst Nov. 9, 1993
5254513 Method for the reactivation of spent alumina-supported hydrotreating catalysts Oct. 19, 1993
5250482 Process for magnetic beneficiating petroleum cracking catalyst Oct. 5, 1993
5209840 Separation of active catalyst particles from spent catalyst particles by air elutriation May. 11, 1993
5192724 Reactivation of spent cracking catalysts Mar. 9, 1993
5188995 Reactivation and passivation of spent cracking catalysts Feb. 23, 1993
5155073 Demetallization of hydrocarbon conversion catalysts Oct. 13, 1992
5151391 Reactivation of spent, metal-containing cracking catalysts Sep. 29, 1992
5141904 Reactivation of spent cracking catalysts Aug. 25, 1992
5082552 Hydrotreating with catalyst particles using length and density grading Jan. 21, 1992

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