| 底喷采煤钻头的使用效果 |
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| 引用本文： | 甘会强. 底喷采煤钻头的使用效果[J]. 东北煤炭技术, 1995, 0(4): 55-56 |
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| 作者姓名： | 甘会强 |
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| 摘 要： | 阐述了要提高底喷采煤钻头的使用效果，必须掌握正确使用金刚石钻头的方法，遵循其使用规则，并指出了使用中应注意的几个问题。
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| 关 键 词： | 钻头 底喷采煤钻头 内环面 环状面 使用效果 |
APPLICATION EFFECT OF COAL MINING DRILL BIT JETTING MUD FROM BOTTOM |
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| Gan Huiqiang. APPLICATION EFFECT OF COAL MINING DRILL BIT JETTING MUD FROM BOTTOM[J]. Studio Classroom, 1995, 0(4): 55-56 |
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| Authors: | Gan Huiqiang |
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| Affiliation: | Gan Huiqiang |
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| Abstract: | This paper introduces that in order to increase the application effect of coal min-ing drill bit jetting mud from bottom, correct application method of diamond drill bit must begrasped. And it point out a few questions which should be paid more attention in the process ofusing this kind of drill bit. |
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| Keywords: | inner loop surface loop surface suitable drilling for rock |
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