CN211779210U - 一种海上套管排气阀 - Google Patents
一种海上套管排气阀 Download PDFInfo
- Publication number
- CN211779210U CN211779210U CN201922024431.2U CN201922024431U CN211779210U CN 211779210 U CN211779210 U CN 211779210U CN 201922024431 U CN201922024431 U CN 201922024431U CN 211779210 U CN211779210 U CN 211779210U
- Authority
- CN
- China
- Prior art keywords
- valve
- channel
- valve body
- rod
- sleeve
- 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
Images
Landscapes
- Lift Valve (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922024431.2U CN211779210U (zh) | 2019-11-21 | 2019-11-21 | 一种海上套管排气阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922024431.2U CN211779210U (zh) | 2019-11-21 | 2019-11-21 | 一种海上套管排气阀 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211779210U true CN211779210U (zh) | 2020-10-27 |
Family
ID=72960713
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201922024431.2U Active CN211779210U (zh) | 2019-11-21 | 2019-11-21 | 一种海上套管排气阀 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211779210U (zh) |
-
2019
- 2019-11-21 CN CN201922024431.2U patent/CN211779210U/zh active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
RU2544212C1 (ru) | Интеллектуальное устройство гидравлического насоса для добычи нефти и получения информации с забоя скважины | |
RU2553689C1 (ru) | Способ эксплуатации нефтяной скважины | |
CN105840154A (zh) | 一种新型卡瓦式井下节流器 | |
CN211779210U (zh) | 一种海上套管排气阀 | |
CN105570119A (zh) | 排液柱塞及排液设备 | |
CN110318727A (zh) | 用于防气的油井举升系统 | |
CN104989319A (zh) | 一种石油勘探中采用连续注水泥方式的固井方法 | |
CN206495662U (zh) | 压力自平衡油井井口加药装置 | |
CN204212755U (zh) | 一体式同心配水器 | |
CN208885489U (zh) | 一种防喷抽油泵 | |
CN206103166U (zh) | 压力监测及时的稳压消防栓 | |
CN201013313Y (zh) | 套管自封定量捞油器 | |
CN209325404U (zh) | 一种防止气罐过量充装的装置 | |
CN203603835U (zh) | 连续油管用井下飞镖式堵塞工具 | |
CN103527179B (zh) | 一种钻孔高压压水试验加载系统 | |
CN101382051B (zh) | 空心杆掺水井口装置 | |
CN205277368U (zh) | 多功能油管浮箍 | |
CN204344067U (zh) | 一种立式双管式水下采油树装置 | |
CN106065882A (zh) | 泵站乳化液自动配比及加水装置 | |
CN208816087U (zh) | 一种带压作业防喷阀 | |
CN208718625U (zh) | 药剂喷洒装置 | |
CN202467686U (zh) | 一种油田完井测试专用井口回流装置 | |
CN105443070A (zh) | 一种带有气井泡排剂加注装置的封隔器 | |
CN201090797Y (zh) | 油管试压控制阀 | |
CN204061993U (zh) | 一种井下同水管抽水回灌两用阀 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Wang Hong Inventor after: Wang Youjian Inventor after: Zhan Min Inventor after: Zhang Chengfu Inventor after: Zhou Zhaochuan Inventor after: Zhao Yan Inventor before: Wang Hong Inventor before: Wang Youjian Inventor before: Zhan Min Inventor before: Zhang Chengfu Inventor before: Zhou Zhaochuan Inventor before: Zhao Yan |