US PATENT SUBCLASS 502 / 175
.~.~ Cyanide

Current as of: June, 1999
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502 /   HD   CATALYST, SOLID SORBENT, OR SUPPORT THEREFOR: PRODUCT OR PROCESS OF MAKING

100  DF  CATALYST OR PRECURSOR THEREFOR {12}
174  DF  .~ Inorganic carbon containing {4}
175.~.~ Cyanide

DEFINITION

Classification: 502/175

Cyanide:

(under subclass 174) Composition in which the carbon is bound to nitrogen by a triple bond.