Open phosphorus into "green mine" pilot

After the association's recommendation, expert evaluation and public announcement, 37 mining companies nationwide have been identified by the Ministry of Land and Resources as the first batch of national green mine pilot units. Kaifeng Group has become the only chemical company in Guizhou Prov

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Flotation of polymetallic sulfide ore such as lead and zinc

Multi metal sulfide ores Ore primarily copper, lead, zinc and sulfur. Lead ore or zinc ore of a single metal in nature is rare. Commonly used are lead-zinc, copper-zinc, copper-lead-zinc, lead-zinc-sulfur, copper-lead-zinc-sulfur symbiotic ore. These ores contain more or less pyrite or pyrrhotite.

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Microbial method for leaching copper from tailings

Bacterial metallurgy technology due to its low cost and environmental protection friendly and become a hot research, especially for complex refractory ore conventional art (such as a single metal ore more compounds and multi-state metal composite mineral), low grade ore topsoil, Abandoned mines hav

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