CN201016288Y - Well mouth hydraulic self-sealing equipment - Google Patents
Well mouth hydraulic self-sealing equipment Download PDFInfo
- Publication number
- CN201016288Y CN201016288Y CNU2006200313806U CN200620031380U CN201016288Y CN 201016288 Y CN201016288 Y CN 201016288Y CN U2006200313806 U CNU2006200313806 U CN U2006200313806U CN 200620031380 U CN200620031380 U CN 200620031380U CN 201016288 Y CN201016288 Y CN 201016288Y
- Authority
- CN
- China
- Prior art keywords
- oil cylinder
- piston
- oil
- auxiliary follow
- cylinder jacket
- 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 - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 16
- 239000003292 glue Substances 0.000 claims description 16
- 239000003921 oil Substances 0.000 description 22
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003129 oil well Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2006200313806U CN201016288Y (en) | 2006-03-23 | 2006-03-23 | Well mouth hydraulic self-sealing equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2006200313806U CN201016288Y (en) | 2006-03-23 | 2006-03-23 | Well mouth hydraulic self-sealing equipment |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201016288Y true CN201016288Y (en) | 2008-02-06 |
Family
ID=39056772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2006200313806U Expired - Fee Related CN201016288Y (en) | 2006-03-23 | 2006-03-23 | Well mouth hydraulic self-sealing equipment |
Country Status (1)
Country | Link |
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CN (1) | CN201016288Y (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102330543A (en) * | 2011-05-20 | 2012-01-25 | 中国石油化工股份有限公司 | Sucker rod ring seal movable sealer |
CN103032043A (en) * | 2012-11-22 | 2013-04-10 | 中国水电顾问集团中南勘测设计研究院 | Special hydraulic orifice sealer by orifice sealed grouting method |
CN107083936A (en) * | 2017-04-25 | 2017-08-22 | 中煤科工集团重庆研究院有限公司 | Automatic reset hole packer |
CN115306342A (en) * | 2022-10-11 | 2022-11-08 | 克拉玛依红山油田有限责任公司 | Glue injection guiding sealing blowout preventer |
-
2006
- 2006-03-23 CN CNU2006200313806U patent/CN201016288Y/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102330543A (en) * | 2011-05-20 | 2012-01-25 | 中国石油化工股份有限公司 | Sucker rod ring seal movable sealer |
CN103032043A (en) * | 2012-11-22 | 2013-04-10 | 中国水电顾问集团中南勘测设计研究院 | Special hydraulic orifice sealer by orifice sealed grouting method |
CN107083936A (en) * | 2017-04-25 | 2017-08-22 | 中煤科工集团重庆研究院有限公司 | Automatic reset hole packer |
CN115306342A (en) * | 2022-10-11 | 2022-11-08 | 克拉玛依红山油田有限责任公司 | Glue injection guiding sealing blowout preventer |
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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: ZIGONG CHUANSHI DRILLING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHONG ZHONGLIANG Effective date: 20100621 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 457532 WELL TESTING CENTER, OIL EXTRACTION INSTITUTE, NO.109, ZHONGYUAN ROAD UYANG CITY, HENAN PROVINCE TO: 643000 NO.129, GROUP 1, TIANYUAN VILLAGE, XINMIN TOWN, DAAN DISTRICT, ZIGONG CITY, SICHUAN PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20100621 Address after: Xinmin Town Daan District of Tianyuan city of Zigong province Sichuan 643000 village 1 Group No. 129 Patentee after: Zigong Chuanshi Drilling Technology Co.,Ltd. Address before: 457532 well testing center, Zhongyuan Oil Road, No. 109 Zhongyuan Road, Henan, Puyang Patentee before: Zhong Zhongliang |
|
DD01 | Delivery of document by public notice |
Addressee: Zigong Chuanshi Drilling Technology Co.,Ltd. Document name: Notification of Termination of Patent Right |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080206 Termination date: 20140323 |