72441377
Nov 16, 1972
Jul 23, 1974
HIGH TEMPERATURE PLASTICS FOR MANUFACTURING DYNAMIC SEALS, O-RINGS, BACKUP RINGS, BEARING RETAINERS, VALVE SEATS, AIR FLOW CONDUITS, ELECTRICAL COMPONENTS, BEARINGS, PISTON RINGS, BUSHINGS, THRUST WASHERS, PUMP COMPONENTS, COMPRESSOR RINGS, AND SHAFT SEALS
Chemicals