本文叙述了用含镍废料生产硫酸镍时，工艺过程中的关键条件。
The paper describes key conditions in the process of producing nickel sulfate using nickel waste.
可伐合金废料首先用盐酸通氯溶解，使钴、镍、铁进入溶液而金不溶。
The kovar scrap is first dissolved with hydrochloric acid and chlorine.
从废料中还可回收少量的锡、镍、镁和贵金属。
Smaller amounts of tin, nickel, magnesium, and precious metals are also recovered from scrap.
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