7 Compressors, namely air compressors, gas compressors, process gas piston compressors, rotary compressors, diaphragm compressors for all kind of process application suited for industries such as chemical, petrochemical, oil and gas, fuel gas feed, insert gas blanketing, instrument air, food processing, nuclear research, engineering; gas boosters, namely process gas piston boosters, rotary gas boosters, diaphragm gas boosters for all kind of process application suited for industries such as chemical, petrochemical, oil and gas, fuel gas feed, insert gas blanketing, instrument air, food processing, nuclear research, engineering; pumps, namely hydraulic pumps, piston pumps, compensating pumps, volumetric displacement steam pumps, gas actuated volumetric displacement pumps and volumetric displacement plunger-piston pump for all kind of process application suited for industries such as chemical, petrochemical, oil and gas, fuel gas feed, insert gas blanketing, instrument air, food processing, nuclear research, engineering