... , Sinter Plant, Coke Oven Gas, Sulpher Dioxide, Sulpher Trioxide and Natural Gas.Application in Iron & Steel, Oil Refinery, Petro- ... machinery. Widely used in mining, construction, machinery, chemical industry, metallurgy, transportation and air separation, instrument control, medicine etc.Parameters of natural ... 990428990428Remarks natural gas, oil field gas compressor for chemical industry D-TYPE