| 沿煤层定向钻进技术的研究 |
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| 引用本文： | 周新莉,胡少韵.沿煤层定向钻进技术的研究[J].煤田地质与勘探,1995,23(6):30-34. |
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| 作者姓名： | 周新莉 胡少韵 |
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| 作者单位： | 煤炭科学研究总院西安分院钻探所 |
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| 摘 要： | 首次在煤矿井下使用组合钻具，螺杆钻具和绳钻钻具，调整钻进工艺参数，成功地解决了沿煤层定向钻进工艺的技术难题，在中厚缓倾斜煤层中沿煤层定向钻进，总进尺２２１３．５６ｍ，最大孔深达３０２ｍ，取得了明显的经济效益。
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| 关 键 词： | 煤层 定向钻进 组合钻具 稳定器 探矿 |
RESEARCHES ON THE TECHNIQUE OF DIRECTIONAL DRILLING ALONG COAL SEAMS |
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| Zhou Xinli, Hu Shaoyun,Shi Zhijun Lin Weidong ,Han Shizhou ,Hao Shijun.RESEARCHES ON THE TECHNIQUE OF DIRECTIONAL DRILLING ALONG COAL SEAMS[J].Coal Geology & Exploration,1995,23(6):30-34. |
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| Authors: | Zhou Xinli Hu Shaoyun Shi Zhijun Lin Weidong Han Shizhou Hao Shijun |
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| Abstract: | ome technical problems about directional drilling along coal seams were successfully solved by use of screw,wire and compound drilling tools,and optimum drilling parameters.In the directional test drilling along median to thick and low angle coal seams, the total drilling course reached a distance of 2213.56 m and the maximum drilling depth is 302 m. |
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| Keywords: | oal seams directional drilling compound drilling tool stabilizer |
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