... :This product is the recycle hydrogen united compressor in major type of hydrogen, propylene, ethylene compressorSuitable for Oxygen, ... Gas, Sulpher Dioxide, Sulpher Trioxide and Natural Gas.Application in Iron & Steel, Oil Refinery, Petro-Chemicals, Fertilizers ... variety of pneumatic tool and pneumatic machinery. Widely used in mining, construction, machinery, chemical industry, metallurgy, ...