This paper summarizes the process features of purification arsenic removal of copper electrolyte by solvent extraction or continuous electrowinning and makes analysis and comparison.
总结了萃取法和连续电积法两种铜电解液净化脱砷新工艺的特点，并进行了分析比较。
2
Purification of copper ion-containing nickel anodic electrolyte and cobalt chloride solution are examined.
试验了镍阳极液和氯化钴溶液中所含铜离子的净化。
3
A new process for purification of nickel electrolyte was advanced based on previous studies and the author's 4 years experience in nickel electroplating.