73076302
Feb 5, 1976
Apr 19, 1977
WATER TREATMENT CHEMICALS-NAMELY, CORROSION INHIBITORS, SCALE INHIBITORS, AND DEMULSIFIERS INTENDED BY APPLICANT FOR ALL USES OTHER THAN IN DRILLING FLUIDS USED DURING THE DRILLING, COMPLETION OR WORKOVER OF SUBTERRANEAN OIL AND GAS WELLS
ChemicalsWATER TREATMENT CHEMICALS, SLIMICIDES AND ALGAECIDES INTENDED BY APPLICANT FOR ALL USES OTHER THAN IN DRILLING FLUIDS USED DURING THE DRILLING, COMPLETION OR WORKOVER OF SUBTERRANEAN OIL AND GAS WELLS
Pharmaceuticals