Research Progress of Recycling Chlorine from Hydrogen Chloride
回收利用副产氯化氢制氯气的研究进展

Recycling chlorine from hydrogen chloride is very useful in industry and environment protection. In this paper, the research progress of transfer of HCl to Cl2 in recent years was reviewed, and the main trends were pointed out, with main emphasis focused on the Deacon process, especially the newly developed two-stage Benson process.