US PATENT SUBCLASS 502 / 181
.~.~.~ And halogen containing

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}
180  DF  .~.~ Elemental carbon {2}
181.~.~.~ And halogen containing

DEFINITION

Classification: 502/181

And halogen containing:

(under subclass 180) Composition which includes a halogen as set out in the list at the beginning of the schedule.