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PE screen completion operation specifications for coalbed methane horizontal well
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NB/T 10891-2021
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NB/T 10261-2019
煤层气水平井举升工艺设计规范
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NB/T 11161-2023
煤层气L型水平井压裂设计规范
NB/T 11293-2023
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NB/T 11689-2024
煤层气水平井定向、导向一体化技术规范
2024-12-25
NB/T 11124-2023
煤层顶板水平井分段压裂抽采煤层气技术方案设计规范
Specification for coalbed methane extraction technical program design of staged hydraulic fracturing horizontal well in coal seam roof