01
Chemicals used in industry; unprocessed artificial resins
17
Plastics in extruded form for use in manufacture; artificial
resins as semifinished products; packaging, stopping and
insulating materials; flexible pipes, not of metal; fibrous
reinforcement surfaces of glass fibre, carbon fibres and
plastic fibres, not for use in textiles, also for
reinforcement of pipes and ducts; plastic fibres, not for
textile use; asbestos fibres; asbestos fabrics; elastic
yarns and thread, not for use in textiles; asbestos packing;
insulating fabrics; reinforcing materials, not of metal, for
pipes; glass fibre tubes for the renewal of damaged
waste-water pipes; asbestos fibres, except for insulation
and textiles
19
Building materials (non metallic); geotextiles; non-metallic
rigid pipes for building; linings, not of metal, for
building
22
Ropes, string, nets, tents, awnings, tarpaulins, sails,
sacks and bags (included in this class); padding and
stuffing materials (except of rubber or plastics); raw
fibrous textile materials
24
Textiles for technical use; textiles as filtering materials;
textiles as reinforcement inserts for linings also for
artificial resins, coatings and gummings; fleece, felt
37
Building construction; repair, maintenance, lining,
insulation, sealing and retreatment of pipings and
buildings; redevelopment of pipes, buildings and
canalizations by building-, installation- and repair work