CN202325393U - 正循环底密封防污染装置 - Google Patents
正循环底密封防污染装置 Download PDFInfo
- Publication number
- CN202325393U CN202325393U CN2011204552084U CN201120455208U CN202325393U CN 202325393 U CN202325393 U CN 202325393U CN 2011204552084 U CN2011204552084 U CN 2011204552084U CN 201120455208 U CN201120455208 U CN 201120455208U CN 202325393 U CN202325393 U CN 202325393U
- Authority
- CN
- China
- Prior art keywords
- plug
- head
- depression bar
- stainless steel
- sealing
- 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 - Lifetime
Links
Images
Landscapes
- Pressure Vessels And Lids Thereof (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011204552084U CN202325393U (zh) | 2011-11-17 | 2011-11-17 | 正循环底密封防污染装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011204552084U CN202325393U (zh) | 2011-11-17 | 2011-11-17 | 正循环底密封防污染装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202325393U true CN202325393U (zh) | 2012-07-11 |
Family
ID=46437375
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011204552084U Expired - Lifetime CN202325393U (zh) | 2011-11-17 | 2011-11-17 | 正循环底密封防污染装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202325393U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112324380A (zh) * | 2020-11-23 | 2021-02-05 | 核工业二〇八大队 | 一种套管底部封堵装置及方法 |
-
2011
- 2011-11-17 CN CN2011204552084U patent/CN202325393U/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112324380A (zh) * | 2020-11-23 | 2021-02-05 | 核工业二〇八大队 | 一种套管底部封堵装置及方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN203050598U (zh) | 一种套管头的悬挂体带压密封组合结构 | |
CN102713135B (zh) | 用于井头的双重阻隔塞系统 | |
CN103485742B (zh) | 一种可简单快速止浆/水的机械式密封塞及其安装方法 | |
CN202325393U (zh) | 正循环底密封防污染装置 | |
CN103527139B (zh) | 可钻式套管浮箍浮鞋装置 | |
CN103712014B (zh) | 一种深水多回路连接终端 | |
CN205192697U (zh) | 一种气密性检验夹具 | |
RU128896U1 (ru) | Устройство для перевода скважин, в том числе обводненных, на эксплуатацию по двум лифтовым колоннам | |
CN114427438B (zh) | 一种井筒多功能试压装置 | |
CN205206768U (zh) | 一种导气导水龙头 | |
RU64269U1 (ru) | Пакер | |
CN107345613A (zh) | 一种管道修补器 | |
CN203285391U (zh) | 压差式油套联通阀 | |
CN104153740A (zh) | 压差式油套联通阀 | |
RU140103U1 (ru) | Муфта пусковая с клапаном | |
CN101514619A (zh) | 高压气地下储气井新型的正循环固井装置及固井方法 | |
CN206785345U (zh) | 一种井口试压油管堵塞装置 | |
CN202325391U (zh) | 复杂地层储气井正循环固井装置 | |
CN202348901U (zh) | 过油螺栓 | |
CN215988347U (zh) | 一种机械密封变压器注油工装 | |
CN204738785U (zh) | 一种地面可控式井下开关阀 | |
CN221002691U (zh) | 一种带有试压结构的悬挂器 | |
CN205743833U (zh) | 一种高压vr堵 | |
CN203594400U (zh) | 连续管电缆测试的防喷装置 | |
CN203201511U (zh) | 油水井内凹套管的修复工装 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: ZIGONG GAS TECHNOLOGY CO., LTD. Free format text: FORMER NAME: HUAQI SCIENCE +. TECHNOLOGY DEVELOPMENT CO., LTD., ZIGONG |
|
CP01 | Change in the name or title of a patent holder |
Address after: 643000 Industrial Road 8, Zigong Industrial Zone, Sichuan high tech Zone Patentee after: ZIGONG HUAQI TECHNOLOGY CO., LTD. Address before: 643000 Industrial Road 8, Zigong Industrial Zone, Sichuan high tech Zone Patentee before: Huaqi Science &. Technology Development Co., Ltd., Zigong |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20120711 |