Tungsten and Environment
【Chinatungsten Online News Net- Tungsten News】
"Both gold and silver mines, but also lies" is the tungsten industry always adhere to the concept of development. Top priority of environmental protection, adhere to corporate coordinated development of economy and environmental protection, economic development and environmental protection to achieve a win-win. A company has invested 50 million yuan, the various mines and deep-processing areas of environmental governance, the construction of a tungsten mine waste and tailings treatment works, deep processing industrial zone wastewater treatment plant and wastewater comprehensive decontamination, etc., to achieve a mine mining wastewater and Company smelting waste water discharge standards. Smelting sectors through the use of "black and white tungsten decomposition", "ion exchange new technology" and "ammonia recovery and transformation deaminase" and other technical process, per ton of ammonium paratungstate tungsten trioxide alkali consumption, tons of water and ammonia emission targets are much better than the domestic advanced level, has a good energy saving effect. On the continuation of the past century scheelite system for fundamental changes in the smelting process, developed a "salt of the same system, closed-circuit smelting scheelite new technology" for the realization of efficient smelting scheelite and "zero emissions" laid the processes and theoretical basis.
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