7 Machines and machine tools; couplings; hand operated and motor driven pumps, namely piston pumps, wing pumps, diaphragm pumps, rotating positive displacement pumps, regenerative pumps, centrifugal pumps, heat circulating pumps; pump units, consisting of pumps, drive motors and where necessary base plates, couplings, gears and control devices or control apparatus; parts of pumps for the aforementioned goods, namely pump housings, pump shafts, running wheels, leading wheels, screw spindles, bearings; helical rotors, stators; joints, propeller shafts and joint parts for helical rotor pumps; safety valves; pressure stop valve and control valves for pumps; hydraulic equipment and apparatus; oil suction apparatus.
11 Lighting, heating, steam generating, refrigerating, drying, ventilation, air conditioning installations; liquid conduit installations and sanitary installations; hydrocyclones; pressure raising apparatus for water supply, heating and heat transfer installations; apparatus for cleaning abrasion coolants; safety valves; drinking troughs for livestock.
