US PATENT SUBCLASS 423 / 564
.~.~.~ By catalytic reaction

Current as of: June, 1999
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423 /   HD   CHEMISTRY OF INORGANIC COMPOUNDS

511  DF  SULFUR OR COMPOUND THEREOF {4}
561.1  DF  .~ Binary compound {7}
563  DF  .~.~ Hydrogen sulfide {1}
564.~.~.~ By catalytic reaction

DEFINITION

Classification: 423/564

(under subclass 563) Processes including the step of employing a catalyst during a reaction in which the product is formed.

SEE OR SEARCH CLASS

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

100+, for specific catalysts.