Steam is key medium for vacuum pumping of RH refining furnace.Direct use of converter steam in production is a difficult problem that has been solving in metallurgic enterprises.

• 蒸汽是RH精炼炉真空泵抽真空所需的关键介质,直接将转炉蒸汽用于生产是国内冶金企业一直在解决的难题。