1
Chemicals used in industry; chemical sealing compositions used in industry, including in particular water glass-based chemical products; leak detector agents; chemical compositions to clean and seal hot water heating installations under floor hot water heating, potable and non-potable water pipings, sewer systems, gas pipes, boilers, radiators, swimming basins and vessels, and chemicals to protect them against frost, rust and corrosion; chemical corrosion inhibitors protecting heating systems, pressure containers and accessory from corrosion; soot sedimentation remover used in removing soot, dirt and tar deposits from dirty parts of burners, eg burner nozzles; water-repellent preparations for masonry, ceramics and metal materials; chemical antifreeze and rust prevention products used in industry and for heating and cooling systems, boilers, radiators and motors
2
Preservatives against rust, varnishes, lacquers; conservatives against deterioration of masonry; mordants; corrosions protection products for radiators and motor; corrosion protection products for heating and cooling systems, boilers, radiators and motors
7
Mechanically operated implements, apparatus and equipment for use in locking, draining, de-aerating, scale-removing, cleaning, sponging and filling of hot water heating installations, potable and non-potable water pipings, tanks, sewer systems and gas pipes, in particular vessel filler, pressure container, pumps and parts and fittings for the foregoing equipment, valves, stopcocks, sponge balls and hoses (as included in class 7)
8
Hand operated implement and equipment for use in locking, draining, de-aerating, scale-removing, cleaning, sponging and filling of hot water heating installations, potable and non-potable water pipings, tanks, sewer systems and gas pipes, in particular vessel filler, pressure container, pumps and parts and fittings for the foregoing equipment, valves, stopcocks, sponge balls and hoses (as included in class 8)
17
Packing, stopping, sealing and insulating materials; sealing fluids
37
Services in the field of repair and sealing work of heating installations, potable and non-potable water pipings, sewer systems, gas pipes, tanks, swimming basins, cooling systems and engine tightening of motor-cars and ships; rental of equipment and tools for use in the aforesaid field of technical work
42
Technical consultancy and information regarding the repair and sealing work of heating installations, potable and non-potable water pipings, sewer systems, gas pipes, tanks, swimming basins, cooling systems and engine tightening of motor-car and ships