| 钻进坑道内超硬岩层钻头的使用方法 |
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| 引用本文： | 邵全军 张绍和. 钻进坑道内超硬岩层钻头的使用方法[J]. 地质与勘探, 2001, 37(4): 81-82 |
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| 作者姓名： | 邵全军 张绍和 |
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| 作者单位： | 省遂昌金矿, |
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| 摘 要： | 提出了4种解决坑道中钻进超硬岩层时出现的钻头不进尺难题,即调换钻头法、腐蚀法、投砂法、选用弱包镶钻头法,这些方法的采用有利于提高钻进效率,增加经济效益。
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| 关 键 词： | 超硬地层 钻进 钻头 |
| 文章编号： | 0495-5331(2001)04-0081-02 |
| 修稿时间： | 2000-02-11 |
BIT USE METHODS DURING SUPER HARD-ROCK DRILLING IN GALLERY |
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| SHAO Quan-jun,ZHANG Shao-he. BIT USE METHODS DURING SUPER HARD-ROCK DRILLING IN GALLERY[J]. Geology and Prospecting, 2001, 37(4): 81-82 |
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| Authors: | SHAO Quan-jun ZHANG Shao-he |
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| Abstract: | Four methods like changing bit, corrosion, gravel packing and choosing weak mosaic bit are proposed to solve the difficult problem of no headway during super hard-rock drilling in gallery. Using these methods can increase drilling efficiency and economic benefit. |
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| Keywords: | super hard-rock layer drilling bit |
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