December 23, by the Hunan Institute of Nonferrous Metals Kazakhstan Baku tower tungsten ore beneficiation pilot project by experts. The expert group led by Academician Sun Chuan-yao from Beijing Mining and Metallurgy Research Institute agreed that the technological process of the project is reasonable and reliable and the technical indicators have reached the international advanced level. The research report can be used as the basis for the design of the next stage.
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