US PATENT SUBCLASS 502 / 28
.~.~.~ Organic


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

20  DF  REGENERATING OR REHABILITATING CATALYST OR SORBENT {4}
22  DF  .~ Treating with a liquid or treating in a liquid phase, including dissolved or suspended {5}
27  DF  .~.~ Using acid {1}
28.~.~.~ Organic


DEFINITION

Classification: 502/28

Organic:

(under subclass 27) Process in which the acid contains carbon as set out in the term "organic" in the glossary.