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Browse by Category: Main > Chemistry
Class Information
Number: 423/244.06
Name: Chemistry of inorganic compounds > Modifying or removing component of normally gaseous mixture > Sulfur or sulfur containing component > Utilizing solid reactant or catalyst to remove or modify sulfur or sulfur containing component > Transition metal or compound thereof reactant
Description: Process wherein the reactant is a transition metal or a compound thereof.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8465712 Desulfurization apparatus and method Jun. 18, 2013
8308848 High temperature gas desulfurization sorbents Nov. 13, 2012
8236262 Desulfurization materials Aug. 7, 2012
8211395 Obtaining multimetallic oxides derived from hydrotalcite type compounds Jul. 3, 2012
8017545 Dynamic composition for the removal of sulfur from a gaseous stream Sep. 13, 2011
8007573 Filter and associated method Aug. 30, 2011
7906088 Method of removing impurities from gas or liquid streams using copper oxide and halide salt Mar. 15, 2011
7846325 Process for the removal of COS and H.sub.2S from a synthesis gas stream comprising H.sub.2S and COS Dec. 7, 2010
7824638 Process for catalytic tail gas incineration Nov. 2, 2010
7811474 Simultaneous warm gas desulfurization and CO-shift for improved syngas cleanup Oct. 12, 2010
7682423 Zinc-oxide-based sorbents and processes for preparing and using same Mar. 23, 2010
7645306 Removal of mercury from fluids by supported metal oxides Jan. 12, 2010
7618558 Process for cleaning gases from gasification units Nov. 17, 2009
7569199 Method to remove sulfur or sulfur-containing species from a source Aug. 4, 2009
7563424 Method for removing sulfur compounds from fluids using compressed metal oxide composition particles Jul. 21, 2009
7510692 Hydride gas purification for the semiconductor industry Mar. 31, 2009
7481985 Method of removing impurities from a gas Jan. 27, 2009
7427357 Process and apparatus for anaerobic treatment of sulfur compound-containing wastewater Sep. 23, 2008
7427385 Systems and processes for reducing the sulfur content of hydrocarbon streams Sep. 23, 2008
7374737 Use of a tiO.sub.2 composition as catalyst for hydrolyzing COS and/or HCN May. 20, 2008
7357905 Process for eliminating sulfur-containing compounds by direct oxidation Apr. 15, 2008
7354560 Process for the production of hydrogen Apr. 8, 2008
7323151 Process for the selective removal of sulphur compounds from synthesis gas Jan. 29, 2008
7250483 Inhibition of catalytically active impurities in polycarbonate by the melt transesterification process Jul. 31, 2007
7153345 Sulfur oxide adsorbents and emissions control Dec. 26, 2006
7067093 Attrition resistant, zinc titanate-containing, reduced sulfur sorbents and methods of use thereof Jun. 27, 2006
7033566 Photocatalyst and use thereof for decomposing chemical substance Apr. 25, 2006
6951635 Zinc oxide-based sorbents and processes for preparing and using same Oct. 4, 2005
6942842 Process for the desulfurization of CO gas Sep. 13, 2005
6905592 Process for the desulphurization of feed streams Jun. 14, 2005
6887445 Process for sulfur scavenging May. 3, 2005
6800259 Methods to control H2S and arsine emissions Oct. 5, 2004
6743405 Low temperature sorbents for removal of sulfur compounds from fluid feed streams Jun. 1, 2004
6726852 Method of manufacturing synthesis gas Apr. 27, 2004
6684627 Method of purifying exhaust gas from internal combustion engine Feb. 3, 2004
6685898 Hydrophobic catalytic materials and method of forming the same Feb. 3, 2004
6610264 Process and system for desulfurizing a gas stream Aug. 26, 2003
6610263 System and process for removal of pollutants from a gas stream Aug. 26, 2003
6607704 Sulfur tolerant lean NOx trap Aug. 19, 2003
6588205 Exhaust gas purifying apparatus Jul. 8, 2003
6428761 Process for reduction of gaseous sulfur compounds Aug. 6, 2002
6383464 Method for reducing sulfur-oxide emissions from an asphalt air-blowing process May. 7, 2002
6350422 Sorbent compositions Feb. 26, 2002
6297189 Sulfide catalysts for reducing SO2 to elemental sulfur Oct. 2, 2001
6281164 SOx additive systems based upon use of multiple particle species Aug. 28, 2001
6251348 Process for increasing the reactivity of sulfur compound scavenging agents Jun. 26, 2001
6224840 .gamma.-Al2O3 sorbent impregnated with alkali salt and CuO May. 1, 2001
6221277 Composition for removing sulfur compounds from fluids Apr. 24, 2001
6126911 Metal oxide product suitable for use in dehydrated gas Oct. 3, 2000
6103208 Adsorbent for ethylene, method for adsorbing and removing ethylene and method for purifying an exhaust gas Aug. 15, 2000

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