| 绳索取心钻杆螺纹锥度与强度关系及应力研究 |
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| 引用本文：冯清文.绳索取心钻杆螺纹锥度与强度关系及应力研究[J].钻探工程,1995,(6):24-26.. Study of Relationship Between Wireline Drill Pipe Thread Taper and Strength and Its Stresses[J]. Drilling Engineering, 1995,(6):24-26. |
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| 冯清文 |
| 煤炭科学研究总院西安分院 |
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| 中文摘要:通过一系列室内拉伸、扭转及光弹应力试验，研究了绳索取心钻杆螺纹锥度与强度的关系及其应力分布规律。 |
| 中文关键词:绳索取心，钻杆，螺纹，应力分布 |
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| Study of Relationship Between Wireline Drill Pipe Thread Taper and Strength and Its Stresses |
| Feng Qingwen Xi'an Branch.Coal Research Institute |
| Feng Qingwen Xi'an Branch.Coal Research Institute |
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| Abstract:A study is put on the relationship between the thread taper and its strength,as well as the stressdistrtrbution law through a range of lab tensile,torsional and optical-elastic stresstests. |
| keywords:wireline coring,drill pipe,threads,stress distribution |
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