Rotary mechanical seals (in which a seal is made between a rotating object, such as a rotating shaft, and an object relatively stationary thereto, such as housing for the rotating shaft), and parts therefor

Sealing devices, especially packing and mechanical seals, metallic packing condenser seals and fittings; automobile water pump packing; fabric packing; plastic metallic packing; lip type fabric packing; cable stuffing tube packing; plastic packing; rubber bellows pump seals; condenser tube inserts, retainer packing, graphite washers, bearings and discs, metallic packing,

Mechanical packings and other materials for sealing pumps, valves and other mechanical devices against fluid leakage in this class

Mechanical packings and other materials for sealing pumps, valves and other mechanical devices against fluid leakage in this class

Rotary mechanical seals (in which a seal is made between a rotating object, such as a rotating shaft, and an object relatively stationary thereto, such as a housing for the rotating shaft), and parts therefor.