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长沙矿山研究院等单位历经 10年研究成功的 4项矿山充填新技术 ,可以使矿山生产成本明显降低。通过在铜绿山铜矿、铜坑锡矿等 5座矿山的应用示范 ,已创造经济效益 1 2亿元。整体技术达到世界先进水平。充填技术是矿山采矿中一项必不可少的工艺技术。矿山采后如不及时充填 ,容易
Changsha Institute of Mining and other units after 10 years of successful research 4 mine filling new technology, can make the mine production costs significantly lower. Through the demonstration of the application of 5 mines at Tonglushan Copper Mine and Tongkeng Tin Mine, economic benefits have been raised by 120 million yuan. The overall technology has reached the world advanced level. Filling technology is an indispensable process technology in mining. If the mine is not timely filling after harvest, easy