72328498
May 28, 1969
Aug 4, 1970
CHEMICAL PROCESS EQUIPMENT FOR RECOVERING BYPRODUCTS FROM THE MANUFACTURE OF WOOD PULP, SAID CHEMICAL PROCESS EQUIPMENT COMPRISING, INDIVIDUALLY AND IN ASSEMBLED ARRAY, HEAT EXCHANGERS, DECANTERS, SCRUBBERS, TANKS, AND APPURTENANT EQUIPMENT, SOLD AS A UNIT
Yarns and Threads