摘要
论述三牙轮钻头在钻进过程中受到岩石磨损、钻井液冲蚀磨损、制造误差和使用不当等因素影响，造成各种失效形式，从而分析并提出改进措施，达到提高钻头质量降低钻进成本的目的。
Various forms of tricone bit staling resulting fromrock wear .drilling fluid flushing wear , error of manufactureand unsuitable operation in drilling were described. Thereby,improving measures were proposed for increasing bit qualityand reducing drilling costs
出处
《西部探矿工程》
CAS
1996年第3期38-40,共3页
West-China Exploration Engineering
