并对方铅矿、闪锌矿的工艺特征进行了全面研究，这一研究成果为有效地提高铅、锌的回收率提供了科学依据。
We also have a comprehensive study for galena, sphalerite technology features, which provide a scientific basis for effectively increase the recovery of lead and zinc.
用氯化法处理罗定铅阳极泥能较好地回收金属银，银的总回收率大于99%，其它各种有价金属亦得到有效回收。
The silver can be recovered from lead anode slime from Luoding by chlorination. Total recovery rate of silver is more than 99%, and all valuable metals can be recovered effectively.
研究了从铅阳极泥中湿法提取金、银、锑的工艺，该工艺金、银综合回收率分别达到96．05％、97．72％。
In this paper, extraction process of Au, Ag and Sb from the anode mud were studied. The recovery of Au and Ag is 96.05% and 97.72% respectively by this process.
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