| 顶煤深孔快速定向成孔及输送炸药技术试验研究 |
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| 引用本文： | 赵永哲, 周新莉, 庞海荣, 凡东, 张幼振. 顶煤深孔快速定向成孔及输送炸药技术试验研究[J]. 煤田地质与勘探, 2007, 35(1): 78-80. |
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| 作者姓名： | 赵永哲 周新莉 庞海荣 凡东 张幼振 |
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| 作者单位： | 1.煤炭科学研究总院西安分院, 陕西 西安 710054 |
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| 摘 要： | 针对下沟煤矿硬厚煤层的特点,试验了一种顶煤深孔快速定向成孔及快速装药的工艺方法。该法对硬厚煤层顶煤弱化提供了必要的技术支持。
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| 关 键 词： | 顶煤弱化 定向钻进 输送炸药 |
| 文章编号： | 1001-1986（2007）01-0078-03 |
| 收稿时间： | 2006-04-10 |
| 修稿时间： | 2006-04-10 |
Experimental research on the directional hole-forming and delivering explosion in long-borehole of top-coal |
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| ZHAO Yong-zhe, ZHOU Xin-li, PANG Hai-rong, FAN Dong, ZHANG You-zhen. Experimental research on the directional hole-forming and delivering explosion in long-borehole of top-coal[J]. COAL GEOLOGY & EXPLORATION, 2007, 35(1): 78-80. |
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| Authors: | ZHAO Yong-zhe ZHOU Xin-li PANG Hai-rong FAN Dong ZHANG You-zhen |
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| Affiliation: | 1.Xi'an Branch, China Coal Research Institute, Xi'an 710054, China |
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| Abstract: | According to the characters of hard-thick coal seam in Xiagou mine,a test was carried out to analyse the technique of the directional hole-forming and the projectile filling in long-borehole of the top-coal,which provides the technical support for the top-coal avianize.The technique has the generalization and application value for top-coal avianize under the same geological conditions. |
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| Keywords: | top-coal avianize directional drilling delivering explosion |
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