1
Carbonaceous absorbents for the purification of gases; Carbonaceous absorbents for the purification of liquids
4
Lubricants; Lubricants, and industrial greases, waxes and fluids for compressed air installations; Synthetic compressor oils
6
Tubes of metal; Pipes of metal for compressed air piping; Compressed air pipe fittings (of metal); Connecting parts of metal, for tubes; Bins [metal structures]; Compressed air containers (of metal); High pressure metal cylinders [containers]
7
Compressors; Parts and fittings for compressors, included in class 7; Screw air compressors; Piston compressors; Scroll compressors; Spiral compressors; Rotary tooth compressors; Multi-cell compressors; Spindle compressors; Membrane compressors; High-pressure compressors; Turbocompressors; Condensate separators; Cyclone separators; Separators for liquid solutions; Separators for separating solids from liquids; Apparatus for separating water and oil, included in class 7; Nitrogen generators; Heat recovery devices [parts of machines]; Air-powered tools; Compressed air assembly tools; Compressed-air filters; Gas generators; Oxygen generators; Compressors for gases
11
Refrigeration dryers; Adsorption driers; Membrane dryers; Apparatus for separating water and oil, included in class 11; Heat regenerators; Heat recovery systems; None of the aforesaid goods being for use in industrial kitchens or for industrial kitchen utensils
17
Flexible tubes, not of metal; Rigid pipes (non-metallic); Pipes (not of metal) for compressed air piping; Non-metallic couplings for tubes; Non-metallic fittings for pipes for compressed air piping; Joint connectors (Non-metallic -) for pipes; Non-metallic insulated pipes; Fittings [non-metallic] for flexible pipes; Non-metallic couplings for tubes; Non-metallic couplings for tubes; Pipe linings (Non-metallic -)
37
Installation, repair and maintenance of compressors; Installation, repair and maintenance of heat recovery installations; Installation, maintenance and repair of pipes in connection with compressed air piping