17 Non-metallic seals for fluid piston accumulators; non-metallic seals for floating roof storage tanks; non-metallic seals for use in enamelled pressure vessels; non-metallic sealing rings for hose fittings; sealing elements consisting of rubber; elastomeric sealing material being vapour impermeable; non-metallic encapsulated seals for use in industrial plants and shipping industries; sealant compounds for joints; weatherstripping for use in automobiles; sealing strips made of rubber; stuffing rings, namely, non-metal sealing rings for use as connection seals; watertight rings for plumbing pipes; insulators for galvanic current reduction, namely, insulators for cables, insulating materials, insulating fabrics; seals, sealants and fillers, namely, waterproof sealants, adhesive sealants for general use, silicone based sealants and adhesives; waterproof packings for connectors and caps; o-rings, namely, non-metal sealing rings for use as connection seals in the nature of rings of fluoroelastomer, nitrile, EPDM, neoprene, synthetic rubber, polytetrafluoroethylene and energized polytetrafluoroethylene used to prevent leakage in the mechanical seal; rubber sheets for sealing; non-metallic seals for automotive applications; non-metallic seals for the reduction of friction in metals; general purpose silicone rubber sealants; non-metallic couplings for pipes; sealing compounds, namely, waterproof sealants, adhesive sealants for general use, silicone based sealants and adhesives; compounds for jointing, namely, pipe joint compound, sealant compounds for joints, expansion joint fillers; fluid seals, namely, waterproof sealants, adhesive sealants for general use, silicone based sealants and adhesives; non-metallic seals for preventing leakage of fluids for use in flanges in contact with the machine cases; non-metallic seals for preventing leakage of gases; non-metallic seals for joints; non-metallic seals for grease, namely, non-metallic lip rings for use as connection seals, non-metallic labyrinth rings with low operating pressure for radial seals for use as connection seals; non-metallic seals for conduits; non-metallic seals for oil, namely, non-metallic lip rings for use as connection seals, non-metallic labyrinth rings with low operating pressure for radial seals use as connection seals; non-metallic seals for plumbing pipes; non-metallic seals for sewer pipes; non-metallic seals for industrial plants pipes and machines pipes; non-metallic seals for pipes in industrial plants; non-metallic seals for cables; articles of rubber for use in connecting pipes, namely, rings of rubber for use as pipe connection seals, rubber seals for industrial plants and machines pipe connections, rubber pipe gaskets; articles made of rubber for jointing purposes, namely, rubber pipe joint compound, rubber pipe joint sealant; articles made of rubber for sealing, namely, sealing plugs made primarily from rubber, rings of rubber for use as pipe connection seals; sealing materials namely, articles of rubber for use in sealing tubes; reinforcing materials, not of metal, for pipes; watertight rings for plumbing pipes; non-metallic sealing rings for use as connection seals; non-metallic stuffing rings, namely, stuffing rings of rubber, stuffing rings of plastic; rings of rubber for use as pipe connection seals; water-tight rings for plumbing pipes; mechanical seals, namely, non-metal sealing rings, non-metal gaskets and non-metal seals that makes two areas watertight, which are crossed by a rotating shaft for use in the industrial sector and in the shipping industry