72414876
Feb 7, 1972
Jun 25, 1974
CARBON COMPOSITE MATERIALS COMPRISING CARBON OR GRAPHITE FABRICS, YARNS, FIBERS AND THE LIKE BONDED TOGETHER WITH PYROLYTIC CARBON, RESINS, PITCH OR COMBINATIONS THEREOF FOR USE IN BRAKES, ROCKET NOZZLES, NOSE CONES, HEAT SHIELDS, BEARINGS, SEALS, AND LIKE APPLICATIONS
Chemicals