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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 39139.2-2023 |
Shale gas—Environmental protection—Part 2: Recommended practices for environmental protection in production operations {译} 页岩气 环境保护 第2部分：生产作业环境保护推荐作法 |
China National Standards protection—Part |
 English PDF |
| GB/T 25285.2-2021 |
Explosive atmospheres—Explosion prevention and protection—Part 2:Basic concepts and methodology for mining 爆炸性环境 爆炸预防和防护 第2部分：矿山爆炸预防和防护的基本原则和方法 |
China National Standards protection—Part |
English PDF |
| GB/T 25285.1-2021 |
Explosive atmospheres—Explosion prevention and protection—Part 1： Basic concepts and methodology 爆炸性环境 爆炸预防和防护 第1部分：基本原则和方法 |
China National Standards protection—Part |
English PDF |
| GB/T 39139.1-2020 |
Shale gas—Environmental protection—Part 1：Pollution prevention and disposal methods for drilling operation 页岩气 环境保护 第1部分：钻井作业污染防治与处置方法 |
China National Standards protection—Part |
English PDF |
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