73539871
May 28, 1985
Jan 28, 1986
OIL AND GAS DRILLING AND PRODUCTION CHEMICALS - NAMELY, EMULSIFIERS, CRUDE OIL DEMULSIFIERS, CORROSION INHIBITORS, BACTERIOSTATS, WATER INJECTION CHEMICALS, PARAFFIN CONTROL CHEMICALS, REVERSE DEMULSIFIERS, SCALE INHIBITORS, FOAMING AGENTS AND DEFOAMING AGENTS
Chemicals