| 极坚硬地层高时效长寿命钻头的研究 |
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| 引用本文： | 张绍和,鲁凡,胡焕校.极坚硬地层高时效长寿命钻头的研究[J].中南大学学报(自然科学版),1997(1). |
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| 作者姓名： | 张绍和 鲁凡 胡焕校 |
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| 作者单位： | 中南工业大学资源环境与建筑工程学院 |
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| 摘 要： | 对钻头钻进极坚硬地层打滑的原因进行了分析，提出了利用弱包镶解决打滑的新方法，并对弱包镶钻头的设计原理及生产工艺进行了研究，最后介绍了该类型钻头的典型使用情况．
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| 关 键 词： | 金刚石 打滑 弱包镶 |
RESEARCH INTO THE IMPREGNATED BIT OF HIGH EFFICIENCY AND LONG LIFE FOR DRILLING ULTRA HARD ROCK |
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| Zhang,Shaohe,Lu Fan,Hu Huanxiao.RESEARCH INTO THE IMPREGNATED BIT OF HIGH EFFICIENCY AND LONG LIFE FOR DRILLING ULTRA HARD ROCK[J].Journal of Central South University:Science and Technology,1997(1). |
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| Authors: | Zhang Shaohe Lu Fan Hu Huanxiao |
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| Abstract: | This paper analyzed the reasons for bit sliding in drilling ultra hard rock, put forward a new method by using weak bits for solving slide, and discussed the theory about the weakwrap bit. An example for the bits to drill ultra hard rock was given. |
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| Keywords: | diamond slip weak wrap |
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