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今年八月二十七日至三十日在辽宁抚顺红透山铜矿召开了“矿井提升机微拖动装置技术鉴定会”。会议听取了一机部洛阳矿山机械研究所作的技术报告和试验报告及红透山铜矿作的运转报告,并对红透山铜矿主井φ2.25米四绳提升机所用的微拖动装置进行了参观,最后通过了技术鉴定书。红透山铜矿所用的这台微拖动装置是在1965年由洛阳矿山机械研究所设计、洛阳矿山机器厂制造和由冶金部北京有色冶金设计总院进
From August 27 to August 30 this year, a technical appraisal meeting for mine hoist micro-dragging devices was held at Hongtoushan Copper Mine, Fushun, Liaoning. The meeting heard a mechanic Luoyang Mining Machinery Research Institute for the technical report and test report and the operation of the Hongtoushan Copper Mine for the operation and the Hongtoushan Copper Mine φ2.25 m four-rope hoist used in the micro-drag The installation was visited, finally passed the technical appraisal book. Hongtoushan copper used in this micro-drag device was designed by Luoyang Mining Machinery Institute in 1965, Luoyang Mining Machinery Factory and by the Beijing Institute of Nonferrous Metallurgy Design Institute of Metallurgical