The experiment results show that adding compound purification devices to the electromagnetic continuous casting technology can improve the qualities and properties of aluminium silicon alloy billets.
实验结果表明： 在铝硅合金电磁连铸过程中加入复合净化装置是可以提高铝硅合金铸坯的质量及性能的。
The paper introduces extraction of gold from alloy waste, and the application technique of purification of gold to 99. 99% purity.
本文介绍从含金废料中提取金，并可提纯至含金量为99.99%的应用技术。
A new filtration technique for purification of carbon, stainless, high speed, low and high alloy steel castings in investment casting was investigated.
研究了在熔模精密铸造中过滤净化碳钢、低合金钢和高合金钢等铸钢件的过滤新技术。
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