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Study on Integrated Technology about Improving the Quality of Coal on the Complex Roof Face
Pages: 44-45
Year: Issue:  1
Journal: Coal Mine Modernization

Keyword:  氮气防灭火注氮参数注氮工艺;
Abstract: 通过对不同制氮方式及其应用的研究,优化了灵新煤矿各个采区制氖装置的布置;通过对传统注氮方式和工艺的研究,根据灵新煤矿的具体条件,工作面由间歇注氮改为连续注氮,尤其加强工作面初采初放期间的注氮,同时改革了埋管注氮工艺,提高了注氮防火效果.
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