CN203081364U - 一种适用于空气钻井的连续循环短接 - Google Patents
一种适用于空气钻井的连续循环短接 Download PDFInfo
- Publication number
- CN203081364U CN203081364U CN 201220713934 CN201220713934U CN203081364U CN 203081364 U CN203081364 U CN 203081364U CN 201220713934 CN201220713934 CN 201220713934 CN 201220713934 U CN201220713934 U CN 201220713934U CN 203081364 U CN203081364 U CN 203081364U
- Authority
- CN
- China
- Prior art keywords
- valve
- sealing
- valve plate
- short circuit
- annular
- 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
- Lift Valve (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220713934 CN203081364U (zh) | 2012-12-21 | 2012-12-21 | 一种适用于空气钻井的连续循环短接 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220713934 CN203081364U (zh) | 2012-12-21 | 2012-12-21 | 一种适用于空气钻井的连续循环短接 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203081364U true CN203081364U (zh) | 2013-07-24 |
Family
ID=48827214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220713934 Expired - Lifetime CN203081364U (zh) | 2012-12-21 | 2012-12-21 | 一种适用于空气钻井的连续循环短接 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203081364U (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114033332A (zh) * | 2021-10-25 | 2022-02-11 | 中石化四机石油机械有限公司 | 用于固井装备的连续稳定供灰装置及其控制方法 |
CN114320195A (zh) * | 2022-01-07 | 2022-04-12 | 西安石油大学 | 一种连续冲砂洗井用换向接头 |
-
2012
- 2012-12-21 CN CN 201220713934 patent/CN203081364U/zh not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114033332A (zh) * | 2021-10-25 | 2022-02-11 | 中石化四机石油机械有限公司 | 用于固井装备的连续稳定供灰装置及其控制方法 |
CN114033332B (zh) * | 2021-10-25 | 2024-05-17 | 中国石油化工股份有限公司 | 用于固井装备的连续稳定供灰装置及其控制方法 |
CN114320195A (zh) * | 2022-01-07 | 2022-04-12 | 西安石油大学 | 一种连续冲砂洗井用换向接头 |
CN114320195B (zh) * | 2022-01-07 | 2023-08-22 | 西安石油大学 | 一种连续冲砂洗井用换向接头 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103046883B (zh) | 一种适用于空气钻井的连续循环钻井工艺 | |
CN103032040B (zh) | 一种适用于空气钻井的连续循环短接 | |
CN102226382B (zh) | 一种石油钻井用不间断循环短接及其连续循环泥浆方法 | |
US6732804B2 (en) | Dynamic mudcap drilling and well control system | |
US8800655B1 (en) | Stage cementing tool | |
CN108798608B (zh) | 一种天然气水合物开采***和方法 | |
CN111779464B (zh) | 一种双层管双梯度控压钻井井下防喷装置 | |
CN203081364U (zh) | 一种适用于空气钻井的连续循环短接 | |
CN201059187Y (zh) | 一种基于双梯度的控制压力钻井装置 | |
CN205036331U (zh) | 反循环气体钻井钻具组合结构 | |
AU2016423751A1 (en) | Ball valve with dissolvable ball | |
RU2291949C2 (ru) | Установка для отсекания и регулирования потока в скважине с одним или несколькими пластами | |
CN106223898B (zh) | 一种二开水平井固完井一体化管柱装置 | |
CN110439510A (zh) | 一种逐层酸化分层注水的方法 | |
CN104632110B (zh) | 一种适用于气液两相流钻井的连续循环钻井工艺 | |
CN102877813A (zh) | 半程充气固井方法 | |
CN211081763U (zh) | 一种洗井防污染装置 | |
CN108150134A (zh) | 钻井用钻具内防喷器及方法 | |
CN202338318U (zh) | 分层压裂控制装置 | |
CN101319604A (zh) | 一种油井固井用反挤回接密封插头 | |
Xianghua et al. | Optimal and fast drilling technologies for ultra-deep horizontal wells in the fault zones of the shunbei oil & gas field | |
AU2021104224A4 (en) | Sectional Cementing Technology for Deep Trona Drilling and Mining | |
CN205618144U (zh) | 一种双管式多层酸化注水管柱 | |
CN113107436B (zh) | 深海天然气水合物双层管开采井下自锁式安全阀 | |
CN201318157Y (zh) | 油溶性非渗透筛管 |
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 | ||
CP03 | Change of name, title or address |
Address after: High tech Zone Gaopeng road in Chengdu city of Sichuan province 610017 5 Building No. 2 Room 501 Patentee after: CHENGDU OUXUN TECHNOLOGY Co.,Ltd. Address before: High tech Zone Gaopeng road in Chengdu city of Sichuan province in 610017 B No. 5 Room 201 Patentee before: CHENGDU OUXUN MARINE ENGINEERING EQUIPMENT CO.,LTD. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20200722 Address after: 620564 Renshou Economic Development Zone, Renshou County, Sichuan, Meishan Patentee after: SICHUAN OUXUN ENERGY ENGINEERING TECHNOLOGY Co.,Ltd. Address before: High tech Zone Gaopeng road in Chengdu city of Sichuan province 610041 5 Building No. 2 Room 501 Patentee before: CHENGDU OUXUN TECHNOLOGY Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20130724 |
|
CX01 | Expiry of patent term |