... , Blast Furnace, Sinter Plant, Coke Oven Gas, Sulpher Dioxide, Sulpher Trioxide and Natural Gas.Application in Iron & Steel, Oil Refinery ... separation, instrument control, medicine etc.Parameters of natural gas, oil field gas compressor (table 4)parameter2D8-16/0.5-7D-19 ... voltage (V)600060003806000motor speed (r/min)990428990428Remarks natural gas, oil field gas compressor for chemical industry D-TYPE