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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 |
| 4347384 |
Production of mercaptans |
Aug. 31, 1982 |
| 4324700 |
Process for preparing platinum group metal catalysts |
Apr. 13, 1982 |
| 4322397 |
Process for changing the morphology of metal sulfates |
Mar. 30, 1982 |
| 4318801 |
Supported nickel-molybdenum catalyst, preparation thereof, and hydrodesulfurization of hydrocarbon fractions using same |
Mar. 9, 1982 |
| 4282115 |
Catalyst for selectively reducing nitrogen oxides from oxygen-containing exhaust gases |
Aug. 4, 1981 |
| 4269735 |
Magnesium oxide catalyst |
May. 26, 1981 |
| 4257918 |
Catalyst mixture for the catalytic reduction of nitrogen oxides in gaseous mixtures |
Mar. 24, 1981 |
| 4225462 |
Catalyst for reducing nitrogen oxides and process for producing the same |
Sep. 30, 1980 |
| 4224292 |
Catalytic reduction of nitrogen oxides |
Sep. 23, 1980 |
| 4213881 |
Reforming with multimetallic catalysts |
Jul. 22, 1980 |
| 4206081 |
Process for producing highly active denitrating catalysts |
Jun. 3, 1980 |
| 4193894 |
Catalyst for oxidation of sulfur dioxide |
Mar. 18, 1980 |
| 4186109 |
Catalyst for selectively reducing nitrogen oxides from oxygen-containing exhaust gases |
Jan. 29, 1980 |
| 4176091 |
Denitrating catalysts having porous coating and process for producing same |
Nov. 27, 1979 |
| 4160744 |
Catalyst for reduction of nitrogen oxides and method for manufacture thereof |
Jul. 10, 1979 |
| 4152296 |
Process for preparing catalysts for removal of nitrogen oxides |
May. 1, 1979 |
| 4148758 |
Reforming with multimetallic catalysts |
Apr. 10, 1979 |
| 4147734 |
Process for dealkylating an alkylaromatic hydrocarbon using supported catalyst |
Apr. 3, 1979 |
| 4146581 |
Manufacture of higher ketones |
Mar. 27, 1979 |
| 4141858 |
Passivating metals on cracking catalysts |
Feb. 27, 1979 |
| 4119703 |
Process for removal of nitrogen oxides from waste gas |
Oct. 10, 1978 |
| 4119568 |
Solid supported catalysts for catalytic reduction of nitrogen oxides in waste gases |
Oct. 10, 1978 |
| 4112006 |
Process for nitrating toluene |
Sep. 5, 1978 |
| 4107272 |
Process for removing nitrogen oxides using ammonia as a reductant and sulfated metallic catalysts |
Aug. 15, 1978 |
| 4105745 |
Catalyst and process for reducing nitrogen oxides |
Aug. 8, 1978 |
| 4092239 |
Hydrodesulfurization of oil utilizing a catalyst of rare earth metal, non-rare earth metal and alumina support |
May. 30, 1978 |
| 4076649 |
Production of N-alkylated amines and catalyst therefor |
Feb. 28, 1978 |
| 4048086 |
Cobaltic accelerators with group II metal oxides and hydroxides |
Sep. 13, 1977 |
| 4043934 |
Catalyst and method for oxidizing reducing gases |
Aug. 23, 1977 |
| 4008178 |
Alkylation catalyst for production of motor fuels |
Feb. 15, 1977 |
| 4005048 |
Treating hydrocarbons |
Jan. 25, 1977 |
| 3966640 |
Supported cobalt sulfate desulfurization catalyst |
Jun. 29, 1976 |
| 3959400 |
Olefin dimerization |
May. 25, 1976 |
| 3932542 |
Process for preparation of 2,5-dibromo-p-xylene |
Jan. 13, 1976 |
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