ISOLON
PACKING AND SEALING APPARATUS MADE OF SPECIALLY PROCESSED FLUOROCARBON RESINS-NAMELY, PIPING GASKETS, VALVE GASKETS, VALVE STEM PACKING, PUMP SHAFT PACKING, SEALING RINGS AND WIPER RINGS FOR HYDRAULIC CYLINDERS, OIL SEALS FOR PUMP HOUSINGS, AND PISTON RINGS FOR INTERNAL COMBUSTION ENGINES
Expired · August 2, 1967 · 72277353 ·