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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 29119-2023 |
Technical specification for coalbed methane resource exploration {译} 煤层气资源勘查技术规范 |
China National Standards Technical specification coalbed |
 English PDF |
| GB/T 40548-2021 |
Technical specification of separate layers pressure control and combined layers drainage for coalbed methane wells 煤层气井分层控压合层排采技术规范 |
China National Standards Technical specification coalbed |
English PDF |
| GB/T 29119-2012 |
Technical specification of coalbed methane resource exploration 煤层气资源勘查技术规范 |
China National Standards Technical specification coalbed |
English PDF |
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