6
Chimneys, Including free-standing chimneys of metal; Chimney shafts, including in multi-walled form, of metal, and insertion tubes of metal for use in chimneys in the context of chimney renovation; Metal plates and metal attachments for covering chimneys and exhaust gas stacks; Junction and connecting sleeves of metal for flue gas pipes and chimney shafts; Vibration damping apparatus and soundproofing apparatus of metal for installation in chimney and exhaust gas installations; Chimney linings of metal; Cowls of metal; Cleaning closures (of metal); Metal building materials; Chimney cowls of metal; Chimney cowls of metal; Valves of metal, other than parts of machines
7
Mufflers for motors and engines, other than for land vehicles, and for machines; Separators; Machines for machining metals; Machines for spraying, blowing and moulding processes; Machines for assembling chimneys; Machines for metal processing; Machines for shaping; Machines for scouring; Machines for burnishing; Finishing machines; Machine tools; Motors and engines (except for land vehicles); Catalytic converters; Pressure regulators (parts of machines); Pressure valves [parts of machines]; Blowing machines for the compression, exhaustion and transport of gases; Blowing engines; Regulators (parts of machines); Air suction machines; Valves (parts of machines); Valves (part of machines); Thermally controlled and/or motorised exhaust gas valves; Draught limiting apparatus; Exhaust gas installations, consisting of thermally controlled and/or motorised exhaust gas valves, draught limiting apparatus, exhaust mufflers, exhaust gas pipes of metal and combustion air dampers, combustion air supply apparatus and chimney ventilation apparatus
9
Electric controllers for exhaust gas installations; Computer software and data carriers for software
11
Chimney flues; Flue gas suction devices; Exhaust gas valves for exhaust gas pipes and draught limiters; Electrostatic precipitators for cleaning gases
17
Joint packings, Sealing rings and Weatherstripping compositions; Lagging materials, In particular for heat and sound insulation; Insulating fabrics