ERCO
Filed: January 26, 1984
CHEMICALS USED IN PETROLEUM OIL TECHNOLOGY, NAMELY EMULSIFIERS FOR USE IN THE PRODUCTION OF EMULSIONS OF HYDROCARBON LIQUIDS…
Owned by: STERLING PULP CHEMICALS, LTD.
Serial Number: 73462635
ERCO
Filed: January 26, 1984
CHEMICALS USED IN PETROLEUM OIL TECHNOLOGY, NAMELY EMULSIFIERS FOR USE IN THE PRODUCTION OF EMULSIONS OF HYDROCARBON LIQUIDS…
Owned by: STERLING PULP CHEMICALS, LTD.
Serial Number: 73462636
R9
Filed: September 28, 1990
chemical processing plants for the production of chlorine dioxide; namely, processing units for the production of chlorine…
Owned by: STERLING PULP CHEMICALS, LTD.
Serial Number: 74101534
QUIK FLOW
Filed: September 28, 1990
sparger apparatus for hopper rail cars and hopper tank trucks
Owned by: STERLING PULP CHEMICALS, LTD.
Serial Number: 74101535
R6
Filed: June 29, 1993
chemical processing plants for the production of chlorine dioxide; namely, processing units for the production of chlorine…
Owned by: STERLING PULP CHEMICALS, LTD.
Serial Number: 74407138
R12
Filed: July 9, 1993
chemical processing plants for the production of chlorine dioxide, namely processing units for the production of chlorine…
Owned by: STERLING PULP CHEMICALS, LTD.
Serial Number: 74410463
ECF
Filed: October 30, 1996
generators for production of chlorine dioxide in the field of water treatment applications
Owned by: STERLING PULP CHEMICALS, LTD.
Serial Number: 75195901
ERCO CRP
Filed: April 23, 1998
Crystalizers, evaporators and filters for industrial installations for the removal of chloride and potassium from process…
Owned by: STERLING PULP CHEMICALS, LTD.
Serial Number: 75473283
ERCO R102
processing units for production of chlorine dioxide, namely, generators using sodium chlorite solution which is reduced…
Owned by: STERLING PULP CHEMICALS, LTD.
Serial Number: 76262168
