US PATENT SUBCLASS 422 / 129.1
.~ Soap making

Current as of: June, 1999
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422 /   HD   CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING

129  DF  CHEMICAL REACTOR {28}
129.1.~ Soap making

DEFINITION

Classification: 422/129.1

Soap making:

(under subclass 129) Apparatus specifically designed for effecting a saponification reaction, i.e., conversion of a higher fatty ester or a natural resin ester into an alcohol and a salt by reacting an alkali with the ester.