Heattreatment process is regsrd as the "high energy consumer"in the machinery industry, especially in the poor efficient furnace of salt bath.
热处理是机械行业的“电老虎”，特别是热效率最低的盐浴炉在热处理用电量中占有相当大的比重。
2
The use of the non toxic salt bath soft nitrogenation in heattreatment is forecasted.
综述了盐浴技术的应用，并对无毒盐浴软氮化在热处理中的应用加以展望。
3
The treatment of hydrogen cyanide in the waste gas from the salt bath furnace in the heattreatment shop of steel saw industry has been investigated and its programme has been discussed in this paper.