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冶金部有色司委托云南省冶金局于9月1～3日在易门铜矿召开了6A浮选机改造鉴定会。参加会议的有来自全国各矿山、科研、设计、院校等单位的代表,江苏冶金设备制造公司和沙洲机械厂的代表也应邀参加了会议,共有33个单位57人。会议由冶金部矿冶研究总院、木奔选矿厂的代表分别介绍6A浮选机改造的原理和改造后的工业试验及生产实践结果,云锡个旧选矿厂也介绍了改造及实用情况。代表们还参观了木奔选矿厂现场,
Ministry of Metallurgical Nonferrous Metallurgy Commission commissioned the Yunnan Provincial Metallurgical Bureau in September 1 to 3 at the Yimen Copper Mine held a 6A flotation machine transformation appraisal. Representatives from various mines, research institutes, institutions of design, institutions and other units attending the conference were also invited to attend the conference. Representatives of Jiangsu Metallurgical Equipment Manufacturing Company and Shazhou Machinery Factory were invited to attend the conference. There were totally 57 units in 33 units. Meeting by the Ministry of Metallurgical Mining and Metallurgy Research Institute, Woodben concentrator representative of the introduction of the principle of 6A flotation machine and the transformation of the industrial test and the results of the practice, Yunzhe Gezhuang Concentrator also introduced the transformation and practical situation. Delegates also visited the wood Ben concentrator site,