CN2514110Y - 捆绑式小尺寸螺杆组合钻具 - Google Patents
捆绑式小尺寸螺杆组合钻具 Download PDFInfo
- Publication number
- CN2514110Y CN2514110Y CN 01260362 CN01260362U CN2514110Y CN 2514110 Y CN2514110 Y CN 2514110Y CN 01260362 CN01260362 CN 01260362 CN 01260362 U CN01260362 U CN 01260362U CN 2514110 Y CN2514110 Y CN 2514110Y
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- Prior art keywords
- small size
- drilling
- drilling tool
- drill bit
- drill
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 01260362 CN2514110Y (zh) | 2001-09-17 | 2001-09-17 | 捆绑式小尺寸螺杆组合钻具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 01260362 CN2514110Y (zh) | 2001-09-17 | 2001-09-17 | 捆绑式小尺寸螺杆组合钻具 |
Publications (1)
Publication Number | Publication Date |
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CN2514110Y true CN2514110Y (zh) | 2002-10-02 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 01260362 Expired - Lifetime CN2514110Y (zh) | 2001-09-17 | 2001-09-17 | 捆绑式小尺寸螺杆组合钻具 |
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CN (1) | CN2514110Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102926664A (zh) * | 2011-08-12 | 2013-02-13 | 成都科盛石油科技有限公司 | 一种用于钻头连接的套筒 |
CN108457598A (zh) * | 2018-04-27 | 2018-08-28 | 廊坊峰铭石油机械设备有限公司 | 扩孔螺杆钻具装置 |
-
2001
- 2001-09-17 CN CN 01260362 patent/CN2514110Y/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102926664A (zh) * | 2011-08-12 | 2013-02-13 | 成都科盛石油科技有限公司 | 一种用于钻头连接的套筒 |
CN108457598A (zh) * | 2018-04-27 | 2018-08-28 | 廊坊峰铭石油机械设备有限公司 | 扩孔螺杆钻具装置 |
CN108457598B (zh) * | 2018-04-27 | 2023-08-22 | 廊坊峰铭石油机械设备有限公司 | 扩孔螺杆钻具装置 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: CHINA PETROLEUM GROUP DRILLING ENGINEERING TECHNO Free format text: FORMER OWNER: INST. OF WELL DRILLING TECHNOLOGY, ACADEMY OF PETROLEUM EXPLORATION AND DEVELOPM Effective date: 20070803 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20070803 Address after: 100083 No. 20, Beijing, Xueyuan Road Patentee after: Drilling Engineering Technology Research Institute, China National Petroleum Corp. Address before: 100083 No. 20, Beijing, Xueyuan Road Patentee before: Drilling Technology Int., Research Inst. of Petroleum Exploration Development |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20110917 Granted publication date: 20021002 |