Asbestos paper; Cylinder joinings; Gasket sealer for use in plumbing; Insulating refractory materials; Moldable compounds for use in jointing and packing; Non-metal sealing rings for use as connection seals; Packing material for forming seals; Pipe gaskets; Rings of rubber for use as pipe connection seals; Rubber seals for jars; Sheets of graphite-based material for use as gaskets, seals, packings, and heat insulators; Washers of rubber or vulcanized fiber