US PATENT SUBCLASS 8 / 94.33
.~.~ With organic material


Current as of: June, 1999
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8 /   HD   BLEACHING AND DYEING; FLUID TREATMENT AND CHEMICAL MODIFICATION OF TEXTILES AND FIBERS

94.1 R  DF  TREATMENT OF HIDES, SKINS, FEATHERS AND ANIMAL TISSUES {9}
94.19 R  DF  .~ Tanning {8}
94.33.~.~ With organic material


DEFINITION

Classification: 8/94.33

(under subclass 94.19) Processes of tanning in which the tanning agent contains an organic material.

(1) Note. See Note (1) to the definition of subclass 94.18.