CN201225129Y - 油气井选择性完井开关工具 - Google Patents
油气井选择性完井开关工具 Download PDFInfo
- Publication number
- CN201225129Y CN201225129Y CNU2008201090857U CN200820109085U CN201225129Y CN 201225129 Y CN201225129 Y CN 201225129Y CN U2008201090857 U CNU2008201090857 U CN U2008201090857U CN 200820109085 U CN200820109085 U CN 200820109085U CN 201225129 Y CN201225129 Y CN 201225129Y
- Authority
- CN
- China
- Prior art keywords
- piston
- axis
- completion
- upper body
- oil gas
- 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
Landscapes
- Earth Drilling (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008201090857U CN201225129Y (zh) | 2008-07-08 | 2008-07-08 | 油气井选择性完井开关工具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008201090857U CN201225129Y (zh) | 2008-07-08 | 2008-07-08 | 油气井选择性完井开关工具 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201225129Y true CN201225129Y (zh) | 2009-04-22 |
Family
ID=40598014
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2008201090857U Expired - Lifetime CN201225129Y (zh) | 2008-07-08 | 2008-07-08 | 油气井选择性完井开关工具 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201225129Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103573230A (zh) * | 2012-07-24 | 2014-02-12 | 思达斯易能源技术(集团)有限公司 | 一种选择性开采工艺及其设备 |
CN104727779A (zh) * | 2015-03-31 | 2015-06-24 | 中国石油集团渤海钻探工程有限公司 | 小通径滑套用开关工具 |
-
2008
- 2008-07-08 CN CNU2008201090857U patent/CN201225129Y/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103573230A (zh) * | 2012-07-24 | 2014-02-12 | 思达斯易能源技术(集团)有限公司 | 一种选择性开采工艺及其设备 |
CN104727779A (zh) * | 2015-03-31 | 2015-06-24 | 中国石油集团渤海钻探工程有限公司 | 小通径滑套用开关工具 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102979495B (zh) | 裸眼水平井多簇限流压裂管柱及其压裂方法 | |
CN201567960U (zh) | 漂浮下套管管串 | |
CN201705219U (zh) | 侧钻井砾石充填完井管柱 | |
CN204703876U (zh) | 一种桥式同心分注管柱 | |
CN201620853U (zh) | 多层开采单泵定压防气管柱 | |
CN204532234U (zh) | 套管滑套和水力桥塞组合式完井管柱 | |
CN108868734A (zh) | 气井用可溶封隔器多层压裂完井一体化分压管柱及方法 | |
CN201372779Y (zh) | 一种油套连通器 | |
CN103422846B (zh) | 裸眼水平井完井压裂一体化管柱 | |
CN103321624A (zh) | 一趟螺纹式可取球座滑套 | |
CN203515342U (zh) | 多簇射孔压裂完井管柱 | |
CN101956540A (zh) | 一种新型钻杆阀 | |
CN202152670U (zh) | 水平井分段措施施工管柱 | |
CN201225129Y (zh) | 油气井选择性完井开关工具 | |
CN111946300B (zh) | 同井同层多侧向自我注采井下流体分离自驱井及开采方法 | |
CN203420698U (zh) | 裸眼水平井完井压裂一体化管柱 | |
CN201225121Y (zh) | 油气井选择性完井工具 | |
CN202417457U (zh) | 防返吐空心分层注水管柱 | |
CN210134883U (zh) | 同井注采一体化管柱 | |
CN204186371U (zh) | 首段射孔套管滑套分段压裂工具管柱 | |
CN104963656B (zh) | 一种用于石油天然气开发的井身结构及其安装方法 | |
CN106223898A (zh) | 一种二开水平井固完井一体化管柱装置 | |
CN206071532U (zh) | 一种二开水平井固完井管柱装置 | |
CN104100234B (zh) | 多段压裂水平井分段同时取样找水管柱及其工作方法 | |
CN114856495B (zh) | 煤层气合采井气水产出剖面测试井下装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: CHINA PETROLEUM GROUP POHAI DRILLING ENGINEERING C Free format text: FORMER OWNER: INST OF DRILLING-WELL TECHNOLOGY, HUABEI PETROLEUM ADMINISTRATION Effective date: 20090508 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090508 Address after: No. 106 Huang Hai Road, Tianjin economic and Technological Development Zone, post code: 300457 Patentee after: CNPC Bohai Drilling Engineering Co., Ltd. Address before: Research Institute of Huabei Petroleum Drilling Technology Institute, Hebei, Renqiu 062552, China Patentee before: Inst of Drilling-Well Technology, Huabei Petroleum Administration |
|
CX01 | Expiry of patent term |
Granted publication date: 20090422 |
|
CX01 | Expiry of patent term |