6
Connecting pieces and connecting hoses of metal for cleaning instruments
7
Industrial cleaning apparatus, namely work platforms, high pressure washing apparatus, high pressure blasting apparatus for jet blasting and automatic blasting, and dry, damp and wet blasting, vacuum blasting and vacuum suction apparatus, dust-removing and flame-cleaning apparatus, blasting and coating installations consisting of high pressure washing apparatus, high pressure blasting apparatus, impeller installations, vacuum blasting apparatus, flame-cleaning apparatus, spraying apparatus, electrostatic and galvanic coating apparatus
37
Maintenance and rental of the aforesaid apparatus in class 7; tank cleaning, vacuum extraction of environmentally hazardous liquids, oils, materials containing oil and industrial effluent, blasting, namely blast cleaning and cutting using abrasive preparations of all types, jet blasting and automatic blasting, and dry, damp and wet blasting, vacuum blasting and flame-cleaning; maintenance and provision of technical equipment for ships, offshore installations, industrial installations and structural and civil engineering structures (included in class 37); room air-conditioning work; tanks, including dehumidifying, ventilating, heating, cooling, drying and dust removal; provision of scaffolding of all types; rental and maintenance of work platforms; concrete renovation; painting and varnishing; industrial cleaning services, including the isolation of asbestos and abrasive preparations as scrap and waste materials, by sorting and cleaning, vacuum suction
40
grinding and passivating work, mechanical derusting work; provision of multi-component, tank, pipe and fire protection coatings, anti-corrosion and preservation work for shipping, industrial installations, structural and civil engineering