The simultaneous purification of tar, naphthalene, H2S, organic sulfur, NH3, HCN and benzene can he achieved by temperature swing adsorption, which is low in investment and operating cost and has been used successfully in industrial production.

• 采用变温吸附法同时净化焦炉煤气中的焦油、茶、H2S、有机硫、NH3、HCN和苯，其投资和运行成本都很低，并已在工业应用中取得成功。