CN109854175B - 区域谐振式钻井装置及其钻井方法 - Google Patents
区域谐振式钻井装置及其钻井方法 Download PDFInfo
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US7195086B2 (en) * | 2004-01-30 | 2007-03-27 | Anna Victorovna Aaron | Anti-tracking earth boring bit with selected varied pitch for overbreak optimization and vibration reduction |
CN102926662B (zh) * | 2006-06-09 | 2015-04-15 | 阿伯丁大学大学评议会 | 共振增强钻探的方法和设备 |
US8347984B2 (en) * | 2009-04-29 | 2013-01-08 | Longyear™, Inc. | Variable force/variable frequency sonic drill head |
CN102191915B (zh) * | 2011-06-02 | 2013-05-29 | 中国石油天然气集团公司 | 一种谐振脉冲振动钻井装置 |
CN105201407B (zh) * | 2015-10-14 | 2018-01-02 | 中煤地第二勘探局有限责任公司 | 一种新型液压超高频振动动力头 |
CN108661554B (zh) * | 2018-05-11 | 2019-08-30 | 东北石油大学 | 基于等离子通道与机械钻具联合装置及其钻井方法 |
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Inventor after: Li Zhaoxuan Inventor after: Yan Tie Inventor after: Li Wei Inventor after: Hu Chunming Inventor after: Li Siqi Inventor after: Sun Shihui Inventor after: Sun Xiaofeng Inventor before: Li Zhaoxuan Inventor before: Yan Tie Inventor before: Li Wei Inventor before: Sun Xiaofeng Inventor before: Li Siqi Inventor before: Sun Shihui |
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