Alchem Limited Trademarks
HI-PHILM
Filed: January 2, 1962
Chemical Compounds for Use as Corrosion Inhibitors
Owned by: Alchem Limited
Serial Number: 72134923
ALCHEM
Filed: March 9, 1964
WATER CONDITIONING CHEMICALS FOR CONTROL OF CORROSION, DEPOSITS AND FORMING IN BOILER FEEDWATER, COOLING WATER, SECONDARY…
Owned by: Alchem Limited
Serial Number: 72188174
