 |
|
Standard
| NB/T 11465-2023 Code for ground L-shaped roof directional well drainage gasin coal mining area (English Version) |
|
|
|
|
|
|
|
|
Detail of NB/T 11465-2023
| Standard No. |
|
| English Name |
|
| Chinese Name |
|
| Chinese Classification |
|
| Professional Classification |
|
| ICS Classification |
|
| Issued by |
|
| Issued on |
|
| Implemented on |
|
| Status |
|
| Superseded by |
|
| Superseded on |
|
| Abolished on |
|
| Superseding |
|
| Language |
|
| File Format |
| Word Count |
| Price(USD) |
|
| Keywords |
|
Introduction of NB/T 11465-2023
本文件规定了煤矿采动区地面 L 型顶板水平井抽采的术语和定义、基本资料、井位部署及井场建设、井身结构设计、钻完井工艺及钻进轨迹控制、安全抽采及监控系统建设。
本文件适用于煤矿采动区地面L型顶板水平井抽采卸压瓦斯。
Contents of NB/T 11465-2023