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冶金部中南冶金地质研究所的《金矿制样方法研究》及《金矿加工组合机的研制》两项科研成果已于1987年9月21日至25日在湖北宜昌通过鉴定。鉴定小组由冶金部、地矿部和有色金属工业总公司的专家组成。 《金矿制样方法研究》解决了长期存在的含粗颗粒金矿样品加工的疑难问题。新的加工方法简单
Metallurgical Institute of Metallurgical Institute of Metallurgical Institute of South China “gold sample preparation method” and “research and development of gold processing combined machine” two scientific research achievements in 1987 September 21 to 25 in Yichang, Hubei passed the appraisal. Identification team by the Ministry of Metallurgy, Ministry of Mines and Nonferrous Metals Industry Corporation of experts. “The Study of Gold Sample Preparation Method” solves the difficult problem of long-term processing of coarse grain gold ore samples. The new processing method is simple