US PATENT SUBCLASS 8 / 621
.~ Molybdenum, uranium, or tungsten (wolfram)

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

Internet Version by PATENTEC © 1999      Terms of Use


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}
621.~ Molybdenum, uranium, or tungsten (wolfram)

DEFINITION

Classification: 8/621

Molybdenum, uranium or tungsten (wolfram):

(under subclass 618) Subject matter wherein the inorganic additive contains at least one atom from the group tunsten, molybdenum or uranium.