| 降低潜孔钻头进尺成本的主要途径 |
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| 引用本文： | 童迎保 周辉平. 降低潜孔钻头进尺成本的主要途径[J]. 矿业研究与开发, 1997, 17(2): 31-33 |
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| 作者姓名： | 童迎保 周辉平 |
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| 作者单位： | 长沙矿山研究院!长沙，410012 |
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| 摘 要： | 在潜孔凿岩中，钻头费用消耗是穿孔成本的重要组成部分，本文从提高钻头寿命和降低其制造成本的角度出发，探讨了降低潜孔钻头使用成本的途径。
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| 关 键 词： | 潜孔钻头 热处理 固齿 寿命 成本 |
AN IMPORTANT WAY TO DECREASE IN FOOTAGE COST PER DTH BIT |
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| Tong Yingbao,Zhou Huiping. AN IMPORTANT WAY TO DECREASE IN FOOTAGE COST PER DTH BIT[J]. Mining Research and Development, 1997, 17(2): 31-33 |
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| Authors: | Tong Yingbao Zhou Huiping |
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| Abstract: | The cost of bits consumption is an important part of drilling cost in the downthe-hole drilling. Beginning with increase in service life of bit and decresae in manufacturing cost of bit,the authors make an approach to the way to decrease in drilling footage cost about DTH bit. |
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| Keywords: | DTH bit Heat treatment Tooth hardening Technology Service life Manufacturing cost |
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