US PATENT SUBCLASS 8 / 111
.~.~ Peroxides or oxygen

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

101  DF  BLEACHING {3}
107  DF  .~ Chemical {3}
111.~.~ Peroxides or oxygen

DEFINITION

Classification: 8/111

(under subclass 107) Processes for bleaching with oxygen or ozone or compounds releasing oxygen such as peroxides, perborates, per sulfates, and perchlorates. The use of air as

an inert gas rather than as active bleaching agent is excluded.