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Title
Application and Improvement of Drilling Process Along Coal Bed Level in Changping Mine
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作者
刘柏松辛宪耀李海涛刘路生李定启
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Author
LIU Bai-song XIN Xian-yao LI Hai-tao LIU Lu-sheng LI Ding-qi
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单位
山西晋城无烟煤矿业集团有限责任公司长平煤矿河南理工大学能源科学与工程学院
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Organization
Changping Coal Mine, Shanxi Jjincheng Anthracite Coal Mining Group Co., Ltd. Shanxi Jincheng Anthracite Coal
Mining Group Corporation Ltd. School of Energy Science and Engineering, Henan Polytechnic University
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摘要
在高瓦斯松软煤层施工顺层钻孔时常因喷孔、卡钻等现象影响钻进,基于钻穴理论分析了不同钻进工艺的排渣原理,并在长平煤矿应用双动力刻槽钻杆匹配风力排渣的钻进工艺,施工顺层钻孔可显著提高成孔率和钻进效率。
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关键词
顺层钻孔钻进工艺排渣系统