Engines not for land vehicles; rotary pumps; rotary compressors for air conditioners and refrigerators; rotary air compressors for providing compressed air to shops and factories for pneumatic tools, filling compressed air cylinders; rotary compressors for natural gas and methane used to compress these gases for filling tanks in vehicles or storage tanks and for transporting the gases through pipelines; rotary compressors for ethylene used in the plastic industry; rotary expanders, and electrical generators not for land vehicles, and parts therefore
Machinery