CHEMICAL TESTING CORPORATION
Filed: November 13, 1950
BOILER FEED TREATMENT, IN THE NATURE OF A CHEMICAL WHICH PREVENTS BOILER SCALE AND INHIBITS CORROSION
Owned by: CHEMICAL TESTING CORPORATION`
Serial Number: 71606272
VAN GUARD
Filed: February 20, 1962
ANTI-CORROSION FUEL OIL ADDITIVE
Owned by: CHEMICAL TESTING CORPORATION`
Serial Number: 72138285
ZYME-CLEAN
Filed: February 20, 1962
BACTERIAL ENZYME THAT LIQUIFIES ORGANIC SOLIDS IN PLUMBING AND SEWAGE SYSTEMS
Owned by: CHEMICAL TESTING CORPORATION`
Serial Number: 72138287
TEM
Filed: August 18, 1982
Fine Tuning of Combustion Boilers to Increase the Boilers Efficiency
Owned by: CHEMICAL TESTING CORPORATION`
Serial Number: 73380520
STOP-SOOT
Filed: September 15, 1982
FUEL OIL ADDITIVE
Owned by: CHEMICAL TESTING CORPORATION`
Serial Number: 73385682
