CN203729906U - 滚动型钻具接头 - Google Patents
滚动型钻具接头 Download PDFInfo
- Publication number
- CN203729906U CN203729906U CN201320675275.6U CN201320675275U CN203729906U CN 203729906 U CN203729906 U CN 203729906U CN 201320675275 U CN201320675275 U CN 201320675275U CN 203729906 U CN203729906 U CN 203729906U
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- Prior art keywords
- roller
- drilling tool
- wheels
- drill
- tool joint
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320675275.6U CN203729906U (zh) | 2013-10-29 | 2013-10-29 | 滚动型钻具接头 |
Applications Claiming Priority (1)
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CN201320675275.6U CN203729906U (zh) | 2013-10-29 | 2013-10-29 | 滚动型钻具接头 |
Publications (1)
Publication Number | Publication Date |
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CN203729906U true CN203729906U (zh) | 2014-07-23 |
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CN201320675275.6U Expired - Fee Related CN203729906U (zh) | 2013-10-29 | 2013-10-29 | 滚动型钻具接头 |
Country Status (1)
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CN (1) | CN203729906U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107130925A (zh) * | 2017-07-05 | 2017-09-05 | 西南石油大学 | 具有防泥包与加压推进功能的减摩扶正器 |
CN112343508A (zh) * | 2020-11-09 | 2021-02-09 | 张强 | 一种矿井钻杆防偏导向结构 |
-
2013
- 2013-10-29 CN CN201320675275.6U patent/CN203729906U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107130925A (zh) * | 2017-07-05 | 2017-09-05 | 西南石油大学 | 具有防泥包与加压推进功能的减摩扶正器 |
CN107130925B (zh) * | 2017-07-05 | 2019-03-05 | 西南石油大学 | 具有防泥包与加压推进功能的减摩扶正器 |
CN112343508A (zh) * | 2020-11-09 | 2021-02-09 | 张强 | 一种矿井钻杆防偏导向结构 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151127 Address after: 100029 Beijing Chaoyang District Hui Xin a No. twelve layer 6 Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Patentee after: Drilling well two companies of Central Plains petroleum works Co., Ltd of China Petrochemical Industry Address before: 100728, No. 22 North Street, Chaoyang Gate, Beijing, Chaoyang District Patentee before: China Petrochemical Group Corp. Patentee before: Drilling well two companies of Central Plains petroleum works Co., Ltd of China Petrochemical Industry |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20151029 |
|
EXPY | Termination of patent right or utility model |