US PATENT SUBCLASS 8 / 635
.~ Chromium

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

618  DF  INORGANIC ADDITIVE FOR DYE COMPOSITION, DYE COMPOSITION CONTAINING INORGANIC ADDITIVE, PROCESS OR PRODUCT; OTHER THAN EMULSIFIER, PH ADJUSTER, WATER, NITROUS ACID FOR AZO COUPLING OR SULFUR REDUCING AGENT FOR VAT OR SULFUR DYE {17}
635.~ Chromium

DEFINITION

Classification: 8/635

Chromium:

(under subclass 618) Subject matter wherein the inorganic additive contains at least one chromium atom.