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Browse by Category: Main > Chemistry
Class Information
Number: 502/434
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Solid sorbent > Free carbon containing > Process utilizing solid or liquid source carbonizable material, or product thereof > Treating with gas > Specified atmosphere > Including free oxygen > And subsequent diverse gas
Description: Process in which after treatment with the oxygen containing gas, the carbon source material is contacted with a different gas, which may also contain oxygen.










Patents under this class:

Patent Number Title Of Patent Date Issued
8518447 Method for treating or preventing renal or liver disease Aug. 27, 2013
8440228 Adsorbent for an oral administration, and agent for treating or preventing renal or liver disease May. 14, 2013
7704921 Production of activated char using hot gas Apr. 27, 2010
6184177 Method of producing activated carbon particles from spent granular organic ion-exchange resin Feb. 6, 2001
5990041 Mesoporous activated carbon filaments Nov. 23, 1999
5977016 Process for producing granulated activated carbon Nov. 2, 1999
5968471 Process for producing molecular sieve carbon Oct. 19, 1999
5840651 Process for the production of activated coke for simultaneous desulfurization and denitrification Nov. 24, 1998
5714433 Activated carbon treated by carbon dioxide for the stabilization of treated water pH Feb. 3, 1998
5464605 Process for the decomposition and removal of peroxides Nov. 7, 1995
5444031 Process for making catalytic carbon Aug. 22, 1995
5356849 Catalytic carbon Oct. 18, 1994
5164355 High capacity coconut shell char for carbon molecular sieves Nov. 17, 1992
5071820 Carbonaceous material with high micropore and low macropore volume and process for producing same Dec. 10, 1991
5064801 Process for manufacturing a carbon catalyst Nov. 12, 1991
4978650 Desensitizing activated carbon sorbents to the effects of humidity Dec. 18, 1990
4734394 Process for producing molecular sieve carbon fibers Mar. 29, 1988
4594440 Process for recovering and purifying herbicidal phenoxybenzoic acid derivatives Jun. 10, 1986
4460708 Production of activated carbon fibers from acid contacted polybenzimidazole fibrous material Jul. 17, 1984
4285831 Process for production of activated carbon fibers Aug. 25, 1981
4256607 Process for production of activated carbon fibers Mar. 17, 1981
4230602 Process for producing highly activated carbonaceous products Oct. 28, 1980
4221695 Adsorbent for artificial organs Sep. 9, 1980
4204979 Method of processing activated carbon May. 27, 1980
4139416 Carbonaceous material with high characteristics of surface area and activity and process for producing the same Feb. 13, 1979
4115317 Method and apparatus for regenerating and manufacturing activated carbon Sep. 19, 1978
4102812 Production of carbon from coal granules prepared in a fluid energy mill Jul. 25, 1978
3953345 Method for the production of activated carbon spheres containing nitrogen Apr. 27, 1976
3951856 Process for making activated carbon from agglomerative coal Apr. 20, 1976











 
 
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