| 大口径组合牙轮钻头性能浅析及改进建议 |
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| 引用本文： | 徐震亚.大口径组合牙轮钻头性能浅析及改进建议[J].地质科技情报,1999(Z1). |
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| 作者姓名： | 徐震亚 |
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| 作者单位： | 武汉地质勘察基础工程总公司 |
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| 摘 要： | 结合牙轮钻头的结构、性能、工作条件，分析了大口径组合牙轮钻头在使用中出现的问题，并提出了改正措施和建议
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| 关 键 词： | 大口径组合牙轮钻头 凿岩 建议 |
DISCUSSION AND IMPROVING SUGGESTIONS ON PROPERTY OF LARGE DIAMETER COMBINED CONE BITS |
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| Xu Zhenya.DISCUSSION AND IMPROVING SUGGESTIONS ON PROPERTY OF LARGE DIAMETER COMBINED CONE BITS[J].Geological Science and Technology Information,1999(Z1). |
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| Authors: | Xu Zhenya |
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| Abstract: | Based on the practical cases undertaken by author,some problems in application of large diameter combined cone bits are discussed Suggestions on improvement of the bits are proposed in this paper |
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| Keywords: | large diameter combined cone bit drilling in rock suggestion |
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