VULCAN

Granules and powders comprised of silicon and ceramic for sintering ceramic compositions, granules and powders comprised of silicon and ceramic for sintering silicon compositions, the foregoing not including carbon black

Mechanical seals, and parts and fittings for the aforesaid goods, none for, or being part of, an injection molding machine

Mechanical packings and materials for sealing pumps, valves and other mechanical devices against fluid leakage; synthetic resinous encapsulated seals for sealing against leakage in applications that require high chemical resistance