The copper removal from scrap was studied according to the theory of chlorinating metallurgy, and the satisfied result has been got.
根据氯化冶金原理，对去除废钢中的铜进行了研究，取得了令人满意的结果。
Dental amalgams, the silver-colored material used to fill teeth after removal of a cavity, include liquid mercury and a powder that contains silver, tin, copper, zinc, and other metals.
银色的汞合金在牙科中被用于填充牙齿患病后残留的腔洞，合金包括液态的汞和粉末状的银、锡、铜、锌以及其他金属。
The results show that this method can attain thorough removal of copper and part removal of tellurium and selenium and the silver is still not leached in leaching process.
结果表明，该方法能达到铜的较完全脱除及碲、硒的部分脱除，银在浸出过程中基本没有损失。
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