74337613
Dec 7, 1992
Sep 14, 1993
Active Trademark
water treatment polymers for use as or in the manufacture of dispersants, scaling inhibitors and thickeners; for use as mineral processing aids; stabilizers for corrosion inhibitors; [ flocculants for use in water purification and liquid waste treatment; ] none being for use in the oil industry, mineral prospecting industry or water-well drilling industry
Chemicals