CN201474653U - Oil well double ball-joint deflection regulating automatic blowout preventer - Google Patents
Oil well double ball-joint deflection regulating automatic blowout preventer Download PDFInfo
- Publication number
- CN201474653U CN201474653U CN2009203078021U CN200920307802U CN201474653U CN 201474653 U CN201474653 U CN 201474653U CN 2009203078021 U CN2009203078021 U CN 2009203078021U CN 200920307802 U CN200920307802 U CN 200920307802U CN 201474653 U CN201474653 U CN 201474653U
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- Prior art keywords
- ball
- joint
- cardan
- tuningout
- bulb
- 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
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- 239000003129 oil well Substances 0.000 title claims abstract description 13
- 230000001105 regulatory effect Effects 0.000 title abstract 7
- 230000002265 prevention Effects 0.000 claims abstract description 22
- 238000012856 packing Methods 0.000 claims abstract description 20
- 210000004907 gland Anatomy 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 12
- 238000005086 pumping Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
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Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009203078021U CN201474653U (en) | 2009-08-11 | 2009-08-11 | Oil well double ball-joint deflection regulating automatic blowout preventer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009203078021U CN201474653U (en) | 2009-08-11 | 2009-08-11 | Oil well double ball-joint deflection regulating automatic blowout preventer |
Publications (1)
Publication Number | Publication Date |
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CN201474653U true CN201474653U (en) | 2010-05-19 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2009203078021U Expired - Fee Related CN201474653U (en) | 2009-08-11 | 2009-08-11 | Oil well double ball-joint deflection regulating automatic blowout preventer |
Country Status (1)
Country | Link |
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CN (1) | CN201474653U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103015938A (en) * | 2012-09-28 | 2013-04-03 | 范增奎 | Intelligent hydraulic wellhead sealer |
CN104265226A (en) * | 2014-09-17 | 2015-01-07 | 涞鑫(天津)密封技术有限公司 | Self-centering polished rod sealing device |
-
2009
- 2009-08-11 CN CN2009203078021U patent/CN201474653U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103015938A (en) * | 2012-09-28 | 2013-04-03 | 范增奎 | Intelligent hydraulic wellhead sealer |
CN104265226A (en) * | 2014-09-17 | 2015-01-07 | 涞鑫(天津)密封技术有限公司 | Self-centering polished rod sealing device |
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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: DAQING JINGJINGYUAN OIL FIELD SCIENCE + TECHNOLOGY Free format text: FORMER OWNER: LI WEIXUE Effective date: 20110328 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 163000 ROOM 502, UNIT 3, 4-5/F, VENTURE ZHUANG, HONGGANG DISTRICT, DAQING CITY, HEILONGJIANG PROVINCE TO: 163853 NORTH OF YUANFENG ROAD, VENTURE ZHUANG, HONGGANG DISTRICT |
|
TR01 | Transfer of patent right |
Effective date of registration: 20110328 Address after: North Zhuang Yuanfeng Honggang District Road 163853 venture Patentee after: Daqing Well Source Oilfield Technology Development Co., Ltd. Address before: Honggang District in Heilongjiang province Daqing City venture Zhuang 163000 unit three building 4-5 Room 502 Patentee before: Li Weixue |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20130811 |