US PATENT SUBCLASS 502 / 30
.~.~.~ And gas addition thereto

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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}
29  DF  .~.~ Organic liquid {4}
30.~.~.~ And gas addition thereto

DEFINITION

Classification: 502/30

And gas addition thereto:

(under subclass 29) Process which includes the step of subjecting the composition to the action of a gas.

(1) Note. The gas treatment may be concurrent with the liquid treatment.