NALCO

CHEMICAL COMPOSITIONS WHICH ARE SOLD FOR USE AS CORROSION INHIBITORS IN MUNICIPAL AND INDUSTRIAL WATERS, COOLING WATERS, REFRIGERATION BRINES, ROADWAY SALTS, DIESEL ENGINE COOLING SYSTEMS, DIESEL FUELS, OTHER HYDROCARBONS, STEAM GENERATORS OR BOILERS, STEAM CONDENSATE RETURN SYSTEMS, WATER USED IN MINING OPERATIONS, WATER USED IN THE SECONDARY RECOVERY OF OIL, AND COMPOSITIONS ADDED TO OIL AND GAS WELLS TO PREVENT DOWN-THE-HOLE CORROSION