ZHENGZHOU CITY, HENAN, CHINA, January 21, 2026 /EINPresswire.com/ -- In recent years, gold beneficiation equipment has ...
Refractory gold ores present significant challenges to conventional extraction methods. In these ores, gold is tightly encapsulated within sulphide minerals or locked by carbonaceous matter, thereby ...
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Chinese scientists recover 98% of gold from old phones in 20 minutes at low cost
Chinese researchers have discovered a fast, low-cost and environmentally cleaner method for extracting gold ...
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