CN104453774B - 一种井下防喷器 - Google Patents
一种井下防喷器 Download PDFInfo
- Publication number
- CN104453774B CN104453774B CN201410759089.XA CN201410759089A CN104453774B CN 104453774 B CN104453774 B CN 104453774B CN 201410759089 A CN201410759089 A CN 201410759089A CN 104453774 B CN104453774 B CN 104453774B
- Authority
- CN
- China
- Prior art keywords
- centralizer
- central tube
- packing element
- top connection
- shear pin
- 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.)
- Active
Links
- 238000005553 drilling Methods 0.000 claims abstract description 32
- 238000012856 packing Methods 0.000 claims abstract description 23
- 230000002265 prevention Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/126—Packers; Plugs with fluid-pressure-operated elastic cup or skirt
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410759089.XA CN104453774B (zh) | 2014-12-12 | 2014-12-12 | 一种井下防喷器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410759089.XA CN104453774B (zh) | 2014-12-12 | 2014-12-12 | 一种井下防喷器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104453774A CN104453774A (zh) | 2015-03-25 |
CN104453774B true CN104453774B (zh) | 2017-09-15 |
Family
ID=52900450
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410759089.XA Active CN104453774B (zh) | 2014-12-12 | 2014-12-12 | 一种井下防喷器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104453774B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109798085B (zh) * | 2019-03-18 | 2021-01-01 | 西南石油大学 | 一种常闭式单向注入井下防喷器 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4367794A (en) * | 1980-12-24 | 1983-01-11 | Exxon Production Research Co. | Acoustically actuated downhole blowout preventer |
NO180055C (no) * | 1992-10-16 | 1997-02-05 | Norsk Hydro As | Utblåsningssikring for avstenging av et ringrom mellom en borestreng og en brönnvegg ved boring etter olje eller gass |
CN1896454A (zh) * | 2006-05-25 | 2007-01-17 | 东营市祥生工贸有限责任公司 | 封隔器 |
CN101812981B (zh) * | 2010-04-17 | 2012-09-12 | 西南石油大学 | 一种机械式井下内外一体防喷器 |
CN201778747U (zh) * | 2010-08-20 | 2011-03-30 | 中国石油天然气股份有限公司 | 一种可控式封隔器 |
CN102235158B (zh) * | 2011-05-26 | 2015-05-20 | 西南石油大学 | 一种井下环空防喷器及其装配工艺 |
CN202348213U (zh) * | 2011-10-10 | 2012-07-25 | 西南石油大学 | 井下钻杆外封井器 |
CN103306634B (zh) * | 2012-03-09 | 2016-03-09 | 中国石油化工股份有限公司 | 一种滑套式井下防喷器及其应用 |
CN202832360U (zh) * | 2012-10-12 | 2013-03-27 | 中国石油化工股份有限公司 | 盐下8-1/8″液压封隔器 |
CN204283312U (zh) * | 2014-12-12 | 2015-04-22 | 新疆力信油田工程技术有限公司 | 一种井下防喷器 |
-
2014
- 2014-12-12 CN CN201410759089.XA patent/CN104453774B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN104453774A (zh) | 2015-03-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhang Guoqiang Inventor after: Chen Zhihang Inventor after: Duan Shifeng Inventor after: Li Bin Inventor after: Duan Yue Inventor after: Li Shuyin Inventor after: Xiang Shaohua Inventor after: Guo Xianbin Inventor after: Tang Yongxiang Inventor after: Dong Zhengjun Inventor after: Cao Zongbo Inventor after: Guo Ruifeng Inventor after: He Fugui Inventor after: Gao Pan Inventor before: Duan Shifeng Inventor before: Li Bin Inventor before: Duan Yue Inventor before: Li Shuyin |
|
CB03 | Change of inventor or designer information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20170622 Address after: 430048, Ma Panlut, No. 9 silver and gold lake, Dongxihu lake, Wuhan, Hubei Applicant after: DOWNHOLE TESTING COMPANY, SINOPEC JIANGHAN PETROLEUM ENGINEERING CO., LTD. Address before: 830000, 38 South Street, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region, Guangzhou Applicant before: Xinjiang Lixin Oilfield Engineering Co., Ltd. |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant |