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Class Information
Number: 502/217
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Catalyst or precursor therefor > Sulfur or compound containing same > Sulfate
Description: Composition in which the sulfur is combined with four oxygen atoms to form a divalent ion.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6139723 |
Iron-based ionic liquid catalysts for hydroprocessing carbonaceous feeds |
Oct. 31, 2000 |
| 6127309 |
Catalyst for use in the alkylation of isoalkanes |
Oct. 3, 2000 |
| 6110860 |
Catalyst for purifying exhaust gas, process for production thereof, exhaust gas purifying filter, and exhaust gas purifying apparatus |
Aug. 29, 2000 |
| 6107235 |
Solid acid catalyst and process for preparing the same |
Aug. 22, 2000 |
| 6054408 |
Catalyst for reducing the nitrogen oxide concentration in a flowing medium and method for producing the catalyst |
Apr. 25, 2000 |
| 6037303 |
Superacid catalyst for the hydroisomerization of n-paraffins and process for its preparation |
Mar. 14, 2000 |
| 6024933 |
Direct oxidation method for converting sulphur compounds into sulphur with a copper catalyst |
Feb. 15, 2000 |
| 5972824 |
Catalyst, process for producing the catalyst and process for preparing vinyl acetate using the catalyst |
Oct. 26, 1999 |
| 5958824 |
Ethylene oxide catalyst |
Sep. 28, 1999 |
| 5958822 |
Modified fluorosulfonic acids |
Sep. 28, 1999 |
| 5952258 |
Process for the preparation of pyridine using zeolite catalysts |
Sep. 14, 1999 |
| 5935898 |
Monomodal and polymodal catalyst supports and catalysts having narrow pore size distributions and their production |
Aug. 10, 1999 |
| 5935897 |
Monomodal and polymodal catalyst supports and catalysts having narrow pore size distributions and their production |
Aug. 10, 1999 |
| 5925801 |
Process for preparing high-octane gasoline components, and a catalyst |
Jul. 20, 1999 |
| 5905053 |
Ethylene oxide catalyst |
May. 18, 1999 |
| 5883036 |
Olefin oligomerization catalyst, process for preparing the same, and olefin oligomerization process using the same |
Mar. 16, 1999 |
| 5866501 |
Dispersed anion-modified iron oxide catalysts for hydroconversion processes |
Feb. 2, 1999 |
| 5856609 |
Aromatic hydrodealkylation process with sulfur oxide containing catalyst |
Jan. 5, 1999 |
| 5854167 |
Ethylene oxide catalyst |
Dec. 29, 1998 |
| 5821191 |
Process for presulfiding hydrocarbon processing catalysts |
Oct. 13, 1998 |
| 5786293 |
Process for presulfiding hydrocarbon processing catalysts |
Jul. 28, 1998 |
| 5786294 |
Crystalline mesoporous zirconia catalysts having stable tetragonal pore wall structure |
Jul. 28, 1998 |
| 5780383 |
Solid superacid catalyst comprising group VII metal and having H.sub.o less than -18 |
Jul. 14, 1998 |
| 5753192 |
Zirconia and sulfate in NOx traps to improved trapping and sulfur tolerance |
May. 19, 1998 |
| 5741753 |
Nitrate-free catalyst for the wash-and-wear finishing of textiles |
Apr. 21, 1998 |
| 5731256 |
Alkylation catalyst for C.sub.4 -C.sub.5 isoparaffins using at least one C.sub.2 -C.sub.6 olefin |
Mar. 24, 1998 |
| 5652192 |
Catalyst material and method of making |
Jul. 29, 1997 |
| 5629257 |
Solid superacid catalysts comprising platinum metal |
May. 13, 1997 |
| 5604173 |
Desulfurization of sulfur compound-containing gases with vanadium catalysts |
Feb. 18, 1997 |
| 5550096 |
Catalyst for purifying nitrogen oxides from exhaust and waste gases |
Aug. 27, 1996 |
| 5504053 |
Alkylene oxide catalysts having enhanced activity and/or stability |
Apr. 2, 1996 |
| 5478788 |
Solid acid alkylation using a sulphated mixed oxide of titanium/nickel |
Dec. 26, 1995 |
| 5447706 |
Direct synthesis of hydrogen peroxide by heterogeneous catalysis, catalyst for the said synthesis and method of preparation of the said catalyst |
Sep. 5, 1995 |
| 5391533 |
Catalyst system for producing chlorine dioxide |
Feb. 21, 1995 |
| 5380691 |
Catalytic microporous zirconia particulates |
Jan. 10, 1995 |
| 5369076 |
Vanadium catalysts and desulfurization of sulfur compound-containing gases therewith |
Nov. 29, 1994 |
| 5278123 |
Monolithic catalysts for converting sulfur compounds into SO2 |
Jan. 11, 1994 |
| 5254793 |
Alkylation process and catalyst therefor |
Oct. 19, 1993 |
| 5252473 |
Production of esters of lactic acid, esters of acrylic acid, lactic acid, and acrylic acid |
Oct. 12, 1993 |
| 5227356 |
Catalyst containing metal oxides for use in the degenerative oxidation of organic compounds present in exhaust gases from combustion plants |
Jul. 13, 1993 |
| 5214017 |
Solid-acid alkylation catalyst compositions for alkylation processes |
May. 25, 1993 |
| 5212136 |
Solid-acid alkylation catalyst compositions for alkylation processes |
May. 18, 1993 |
| 5182247 |
Sulfated catalyst for skeletal isomerization of olefins |
Jan. 26, 1993 |
| 5137855 |
Catalysts for selective catalytic reduction denox technology |
Aug. 11, 1992 |
| 5135901 |
A catalyst composition comprising rhodium, ruthenium,and a promoter |
Aug. 4, 1992 |
| 5128291 |
Porous titania or zirconia spheres |
Jul. 7, 1992 |
| 5072024 |
Synthesis of N-substituted amides by condensation of nitriles with certain organic hydroxyl compounds |
Dec. 10, 1991 |
| 5039645 |
Cement-containing catalyst composition and process for its preparation |
Aug. 13, 1991 |
| 5039646 |
Cement-containing catalyst composition and process for its preparation |
Aug. 13, 1991 |
| 5036035 |
Solid strong acid catalyst process for the production of the same and use thereof |
Jul. 30, 1991 |
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