Compressors as parts of machines, motors and engines; engines not for land vehicles; rotary pumps

radiant burners

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; rotary compressors for natural gas and methane used to compress these gases for filing tanks in vehicles or storage tanks and for transporting the gases through pipelines; rotary compressors for ethylene used in the plastic industry; expanders in the nature of expanders for converting gaseous kin...

Engines not for land vehicles; motors for boats and airplanes; engines and motors for electric generation; and structural parts therefor