| 煤层气井水力压裂裂缝产状和形态研究 |
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| 引用本文：乌效鸣.煤层气井水力压裂裂缝产状和形态研究[J].钻探工程,1995,(6):19-21.. Study on Occurrences and Shapes of Hydraulic Fractures Formed in CBM Wells[J]. Drilling Engineering, 1995,(6):19-21. |
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| 乌效鸣 |
| 中国地质大学 |
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| 中文摘要:对钻井水力压裂开采煤层气时，所形成的裂缝产状和形态进行了理论分析。提出了裂缝倾角、走向和形状的确定依据。 |
| 中文关键词:煤层气，水力压裂，产状和形态，地应力，抗张强度 |
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| Study on Occurrences and Shapes of Hydraulic Fractures Formed in CBM Wells |
| Wu Xiaoming |
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| Abstract:Occurrences and forms of hydraulic fractures in drilling wells are analyzed for extraction of coalbed methane(CBM).The determination basis of dips,strikes and shapes of the fractures are presented. |
| keywords:coalbed methane,hydraulic fracture,occurrences and shapes,in-situ stress,tensile strength, |
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