Directional drilling technology with mud pulse wireless MWD in underground coal mine
The directional drilling technology with mud pulse wireless MWD in coal mine was presented. We introduce the principle of the technology and analyze three key technologies: the wireless MWD with mud pulse, the compound directional drilling and the compound slag discharge with dual power, and integr...
| 出版年: | Meikuang Anquan |
|---|---|
| 第一著者: | |
| フォーマット: | 論文 |
| 言語: | 中国語 |
| 出版事項: |
Editorial Office of Safety in Coal Mines
2021-07-01
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| 主題: | |
| オンライン･アクセス: | https://www.mkaqzz.com/cn/article/id/7534 |