| 套管、潜孔锤复合性钻进工艺在河床卵砾石层中的应用 |
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| 引用本文： | 许厚材.套管、潜孔锤复合性钻进工艺在河床卵砾石层中的应用[J].吉林地质,2000,19(3):83-86. |
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| 作者姓名： | 许厚材 |
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| 作者单位： | 长春科技大学,吉林,长春,130026 |
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| 摘 要： | 在卵砾石层中钻进，采用常规钻进方法效果欠佳。本文介绍的采用套管钻进和潜孔锤钻进相结合的复合性钻进工艺，有效地解决了在卵砾石层中钻进的难题。
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| 关 键 词： | 套管钻进 潜孔锤钻进 卵砾石层 复合性钻进工艺 |
| 文章编号： | 1001-2427(2000)03-0083-04 |
Application of casing drilling and DTH drilling combined technique for boulder formation |
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| XU Hou-cai.Application of casing drilling and DTH drilling combined technique for boulder formation[J].Jilin Geology,2000,19(3):83-86. |
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| Authors: | XU Hou-cai |
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| Abstract: | Difficulties are encountered in drilling in boulder formation are efficiently eliminated by using of a combined drilling technique which combines casing drilling with DTH drilling method. |
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| Keywords: | casing drilling DTH drilling combined drilling tecchnique boulder formation drilling on water |
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