The paper introduces the recovery of Tungsten and the preparation method of coppersalt from waste W-Cu alloys on treatment process.
介绍了用无机强酸处理废钨铜合金回收金属钨和铜盐的方法及其工艺模式。
2
A simple method for preparing m -cresol from m -toluidine via diazonium salt at room temperature using coppersalt as a catalyst is proposed.
提出一种以间甲苯胺为原料，在铜盐催化室温条件下，经重氮盐制备间甲苯酚的简单方法。
3
Aiming at the technology deficiency of the coppersalt electrolytic red coloring, the technology of electrolytic red coloring on aluminum alloy profile is studied.