CN113914813A - 一种小直径堵水工具 - Google Patents
一种小直径堵水工具 Download PDFInfo
- Publication number
- CN113914813A CN113914813A CN202111147459.0A CN202111147459A CN113914813A CN 113914813 A CN113914813 A CN 113914813A CN 202111147459 A CN202111147459 A CN 202111147459A CN 113914813 A CN113914813 A CN 113914813A
- Authority
- CN
- China
- Prior art keywords
- rod
- left end
- small
- central tube
- joint
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 71
- 229920001971 elastomer Polymers 0.000 claims abstract description 55
- 239000007787 solid Substances 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 35
- 239000007788 liquid Substances 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 16
- 210000000707 wrist Anatomy 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 230000002441 reversible effect Effects 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000010985 leather Substances 0.000 claims description 4
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- 229920000459 Nitrile rubber Polymers 0.000 claims description 3
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 230000002512 anti-withdrawal effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 8
- 239000010410 layer Substances 0.000 description 9
- 239000003129 oil well Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 239000003673 groundwater Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000008398 formation water Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Images
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
- E21B33/1265—Packers; Plugs with fluid-pressure-operated elastic cup or skirt with mechanical slips
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/021—Devices for subsurface connecting or disconnecting by rotation
-
- 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/06—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for setting packers
-
- 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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/14—Obtaining from a multiple-zone well
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (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)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111147459.0A CN113914813A (zh) | 2021-09-28 | 2021-09-28 | 一种小直径堵水工具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111147459.0A CN113914813A (zh) | 2021-09-28 | 2021-09-28 | 一种小直径堵水工具 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113914813A true CN113914813A (zh) | 2022-01-11 |
Family
ID=79236719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111147459.0A Pending CN113914813A (zh) | 2021-09-28 | 2021-09-28 | 一种小直径堵水工具 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113914813A (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102268976A (zh) * | 2011-06-21 | 2011-12-07 | 中国石油天然气股份有限公司 | 一种用于套变出水井的管柱 |
CN202560115U (zh) * | 2012-05-29 | 2012-11-28 | 中国石油天然气股份有限公司 | 稠油井选注堵水一体管柱 |
CN104989316A (zh) * | 2015-06-26 | 2015-10-21 | 中国石油天然气股份有限公司 | 集成式水平井找堵水管柱 |
CN106050222A (zh) * | 2016-07-22 | 2016-10-26 | 中国石油天然气股份有限公司 | 裸眼水平井找堵水管柱 |
CN110700779A (zh) * | 2019-10-29 | 2020-01-17 | 中国石油化工股份有限公司 | 一种适应页岩气水平井封堵的整体式堵水管柱 |
CN212837683U (zh) * | 2020-04-14 | 2021-03-30 | 中国石油天然气股份有限公司 | 一种自验封封隔器及分层堵水管柱 |
-
2021
- 2021-09-28 CN CN202111147459.0A patent/CN113914813A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102268976A (zh) * | 2011-06-21 | 2011-12-07 | 中国石油天然气股份有限公司 | 一种用于套变出水井的管柱 |
CN202560115U (zh) * | 2012-05-29 | 2012-11-28 | 中国石油天然气股份有限公司 | 稠油井选注堵水一体管柱 |
CN104989316A (zh) * | 2015-06-26 | 2015-10-21 | 中国石油天然气股份有限公司 | 集成式水平井找堵水管柱 |
CN106050222A (zh) * | 2016-07-22 | 2016-10-26 | 中国石油天然气股份有限公司 | 裸眼水平井找堵水管柱 |
CN110700779A (zh) * | 2019-10-29 | 2020-01-17 | 中国石油化工股份有限公司 | 一种适应页岩气水平井封堵的整体式堵水管柱 |
CN212837683U (zh) * | 2020-04-14 | 2021-03-30 | 中国石油天然气股份有限公司 | 一种自验封封隔器及分层堵水管柱 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: He Wei Inventor after: He Mingshan Inventor after: Dan Xiaohua Inventor after: Zhang Yongjian Inventor after: Yi Jianguo Inventor after: Liu Yan Inventor before: He Wei Inventor before: Zou Yifeng Inventor before: He Mingshan Inventor before: Li Zuyou Inventor before: Song Aijun Inventor before: Dan Xiaohua Inventor before: Zhang Yongjian Inventor before: Yi Jianguo Inventor before: Liu Yan |
|
CB03 | Change of inventor or designer information | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20220111 |
|
WD01 | Invention patent application deemed withdrawn after publication |