摘要
分析钻探、钻井工程中钻柱的力学情况,钻柱螺纹现状,提出钻柱螺纹的技术创新思路,及技术创新后的钻柱螺纹优点。
The mechanic and the thread conditions of drilling rod were discussed, and the innovation plan was put forward for drilling string thread, the advantages of innovated drilling rod thread was also presented.
出处
《探矿工程（岩土钻掘工程）》
2009年第12期37-38,共2页
Exploration Engineering:Rock & Soil Drilling and Tunneling
关键词
钻柱
螺纹
失效
交变应力
双锥结构
螺旋过盈面
drilling string
thread
failure
alternative stress
double cone structure
screw interference face
