LOGO

Mechanical gas generators for air gases, in particular, for oxygen and nitrogen; compressor units for air separators, in particular, air compressors for large volumes being parts of machines; mechanical apparatus for releasing compressed air, namely, compressed air pumps being parts of machines and pump control valves for machines; expansion turbines other than for land vehicles and being parts of machines for supplying electricity for compressed gas; gas liquefying and gas separating apparatus, in particular, apparatus for the liquefaction of air via pressure and relaxation processes combined with separation units or columns for fractionation; parts of the aforementioned gas liquefying and gas separating apparatus, namely, cold boxes, pressure control components, expanders and flash vessels

Heat exchangers, other than parts of machines and distillation columns not for scientific purposes