4
Operating materials, namely mineral oils, silicon oils, lubricants
7
Vacuum pumps; gas transfer vacuum pumps; positive displacement pumps; reciprocating positive displacement pumps, diaphragm pumps, piston pumps, rotary pumps, sliding vane rotary pumps, rotary plunger pumps, roots pumps; kinetic vacuum pumps; drag pumps, turbine pumps, molecular drag pumps, turbomolecular pumps, fluid entrainment pumps, diffusion vacuum pumps, entrapment vacuum pumps, adsorption vacuum pumps, getter vacuum pumps, cryopumps, condensers; vacuum pump stands including several vacuum pumps of the aforementioned type; pump accessories, namely instrumentation, valves, connecting parts, separators, filters
9
Vacuum pump accessories, namely instrumentation, automatic and process control equipment and control units, vacuum gauges, vacuum measuring instruments
11
Refrigeration machines, cryogenic refrigeration machines
37
[ Repairing, maintenance and putting back into operation of machines and equipment used in vacuum technology ]
41
[ Organizing seminars in vacuum technology ]
42
[ Calibration of vacuum technology equipment, consulting regarding vacuum technology ]
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