72353390
Mar 9, 1970
Aug 25, 1970
CHEMICALS TO BE USED IN WATER PURIFICATION AND FOR THE ELIMINATION, CONTROL AND/OR PREVENTION OF SCALE AND CORROSION CAUSED FROM HARD OR SOFT WATER IN POTABLE WATER SYSTEMS, HOT WATER HEATING AND CHILLED WATER SYSTEMS, COOLING WATER SYSTEMS, HOT WATER BOILERS, STEAM BOILERS, STEAM GENERATORS, BRINE TANKS, AND THE LIKE
Metal Goods