CN202788755U - 双级球座式滑套 - Google Patents
双级球座式滑套 Download PDFInfo
- Publication number
- CN202788755U CN202788755U CN 201220354218 CN201220354218U CN202788755U CN 202788755 U CN202788755 U CN 202788755U CN 201220354218 CN201220354218 CN 201220354218 CN 201220354218 U CN201220354218 U CN 201220354218U CN 202788755 U CN202788755 U CN 202788755U
- Authority
- CN
- China
- Prior art keywords
- ball seat
- twin
- stage
- sliding sleeve
- level
- 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 - Fee Related
Links
Images
Landscapes
- Taps Or Cocks (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220354218 CN202788755U (zh) | 2012-07-20 | 2012-07-20 | 双级球座式滑套 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220354218 CN202788755U (zh) | 2012-07-20 | 2012-07-20 | 双级球座式滑套 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202788755U true CN202788755U (zh) | 2013-03-13 |
Family
ID=47816031
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220354218 Expired - Fee Related CN202788755U (zh) | 2012-07-20 | 2012-07-20 | 双级球座式滑套 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202788755U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107201887A (zh) * | 2017-07-31 | 2017-09-26 | 中国石油集团渤海钻探工程有限公司 | 一种尾管悬挂器用双级球座 |
-
2012
- 2012-07-20 CN CN 201220354218 patent/CN202788755U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107201887A (zh) * | 2017-07-31 | 2017-09-26 | 中国石油集团渤海钻探工程有限公司 | 一种尾管悬挂器用双级球座 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9631450B2 (en) | Surface layer conductor running tool for deep-water well drilling | |
CN103821477B (zh) | 自平衡井下安全阀 | |
CN108386146A (zh) | 深水钻井用套管头与环空密封装置下入工具及其使用方法 | |
CN206830123U (zh) | 一种带弹性解封棘爪及平衡旁通的高温高压封隔器 | |
CN108625815B (zh) | 一种充填式管外封隔器 | |
CN112228005A (zh) | 一种低坐封力起井泄压的可捞桥塞 | |
CN108643854A (zh) | 一种液压伸缩式段铣侧钻工具 | |
CN203175480U (zh) | 一种内压式rds循环阀 | |
CN202755947U (zh) | 完井防砂滑套 | |
CN202788755U (zh) | 双级球座式滑套 | |
CN205778702U (zh) | 一种具有坐封启动锁定功能的y111型压缩式封隔器 | |
NO318578B1 (no) | Nedihulls omlopsventil | |
CN208184692U (zh) | 深水钻井用套管头与环空密封装置下入工具 | |
CN204299514U (zh) | 一种螺杆钻具旁通阀 | |
CN103742105A (zh) | 石油钻井用多功能旋塞阀 | |
CN201666142U (zh) | 液压开孔非钻分级箍 | |
CN204457614U (zh) | 一种双破裂盘式循环阀 | |
CN203626794U (zh) | 双级压差滑套 | |
CN112228001B (zh) | 一种低坐封力低解封力的封隔器 | |
CN204024591U (zh) | 水平井套压开启反循环阀 | |
CN104005728A (zh) | 一种可控井封井器 | |
CN210918982U (zh) | 一种机械锁定液压解锁的压差滑套 | |
CN211314163U (zh) | 一种液控重复开关滑套 | |
CN203515459U (zh) | 双级固井解死腔可循环易钻装置 | |
CN108086938B (zh) | 一种封隔器 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151112 Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Patentee after: CHINA PETROLEUM & CHEMICAL Corp. Patentee after: SINOPEC OILFIELD SERVICE CORPORATION Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Patentee before: Well-Drilling Technology Inst., Shengli Petroleum Administration, SINOPEC |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20210720 |
|
CF01 | Termination of patent right due to non-payment of annual fee |