7
Apparatus for sealing plastic pipelines
17
Pipes and/or tubes of plastic; Pipes and/or tubes of plastic for cooling ducts for use in industry and in public buildings; Pipe fittings of plastic; Pipe and/or tube connectors of plastic; Pipe and/or tube couplings of plastic; Pipe insulating materials of plastic; Pipe and/or tube connections of plastic; Pipe and/or tube connecting parts of plastic; Pipe extensions of plastic; Pipe branch connections of plastic; Pipe seals of plastic; Thermally pre-insulated thermoplastic double pipes and mouldings for transport of coolants; Compounds for jointing; Pipe sealing compositions; Packing material for forming seals; Waterproofing sheets and/or waterproofing film of plastic, other than for packaging; Film and sheets of plastic for lining containers, pipes, tanks and tunnels and for covering surfaces; Linings for containers, sheets and films of plastic for lining containers, in particular for lining drinking water tanks; Fasteners of plastic for fastening linings for containers, bands or profiles of plastic for fastening linings for containers, in particular for lining drinking water tanks; Flexible tubes, not of metal, Fittings, Profile bars; All the aforesaid goods of plastic; Double pipe systems (pipes and fittings); Pipes and/or shaped parts for chimneys, in particular exhaust chimneys
19
Roofing paper; Fittings for roofing felt
20
Connectors and holders for pipes, not of metal; Pipe fastening sleeves of plastic; Clips of plastic for pipes and/or tubes; Pipe clamps of plastics; Fastening material for fastening foils and panels for cladding containers, tanks and tunnels and for covering surfaces, in particular fastening material of plastic having an electrically conductive body for fastening foils and panels of plastic by means of induction welding; Valves, fittings; All the aforesaid goods of plastic
37
Non-penetrative installation by means of induction welding of foils and panels of plastic to floors, walls, ceiling or tunnel cross sections using plastic fasteners having wire inserts