CN201265370Y - 一种气密封钻杆接头 - Google Patents
一种气密封钻杆接头 Download PDFInfo
- Publication number
- CN201265370Y CN201265370Y CNU2008200567182U CN200820056718U CN201265370Y CN 201265370 Y CN201265370 Y CN 201265370Y CN U2008200567182 U CNU2008200567182 U CN U2008200567182U CN 200820056718 U CN200820056718 U CN 200820056718U CN 201265370 Y CN201265370 Y CN 201265370Y
- Authority
- CN
- China
- Prior art keywords
- joint
- drill rod
- shoulder
- utility
- hermetic seal
- Prior art date
- 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.)
- Expired - Lifetime
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- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
Abstract
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Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200567182U CN201265370Y (zh) | 2008-03-28 | 2008-03-28 | 一种气密封钻杆接头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200567182U CN201265370Y (zh) | 2008-03-28 | 2008-03-28 | 一种气密封钻杆接头 |
Publications (1)
Publication Number | Publication Date |
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CN201265370Y true CN201265370Y (zh) | 2009-07-01 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNU2008200567182U Expired - Lifetime CN201265370Y (zh) | 2008-03-28 | 2008-03-28 | 一种气密封钻杆接头 |
Country Status (1)
Country | Link |
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CN (1) | CN201265370Y (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101975032A (zh) * | 2010-10-28 | 2011-02-16 | 华东理工大学 | 一种密封性能良好的高效抗扭钻杆接头 |
CN102628339A (zh) * | 2012-04-25 | 2012-08-08 | 雷敏 | 矿用钻杆 |
CN111058780A (zh) * | 2018-10-16 | 2020-04-24 | 宝山钢铁股份有限公司 | 一种气密封套管 |
-
2008
- 2008-03-28 CN CNU2008200567182U patent/CN201265370Y/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101975032A (zh) * | 2010-10-28 | 2011-02-16 | 华东理工大学 | 一种密封性能良好的高效抗扭钻杆接头 |
CN102628339A (zh) * | 2012-04-25 | 2012-08-08 | 雷敏 | 矿用钻杆 |
CN111058780A (zh) * | 2018-10-16 | 2020-04-24 | 宝山钢铁股份有限公司 | 一种气密封套管 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: HAILONG PETROLEUM DRILLING TOOL (WUXI) CO., LTD. Assignor: Shanghai Hailong Petroleum Pipe Material Institute Contract fulfillment period: 2009.8.6 to 2014.4.30 Contract record no.: 2009320001486 Denomination of utility model: Gas-tight drill rod connector Granted publication date: 20090701 License type: Exclusive license Record date: 20090811 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.8.6 TO 2014.4.30; CHANGE OF CONTRACT Name of requester: HAILONG PETROLEUM DRILLING TOOLS ( WUXI ) CO., LTD Effective date: 20090811 |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20090701 |