US PATENT SUBCLASS 201 / 17
AND REFINING CHAR, E.G., DESULFURIZING COKE

Current as of: June, 1999
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201 /   HD   DISTILLATION: PROCESSES, THERMOLYTIC

17AND REFINING CHAR, E.G., DESULFURIZING COKE

DEFINITION

Classification: 201/17

(under the class definition) Processes combined with the step of removing impurities from char.

SEE OR SEARCH CLASS

423, Chemistry of Inorganic Compounds,

449.1+, for processes for producing carbon by a chemical reaction, e.g., oxidation, etc.

502, Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making, especially

174+, and 416+ for a catalyst or sorbent containing carbonized material or process of making such composition.