CN203716948U - Automatic foam drainage stick releasing device for gas well - Google Patents
Automatic foam drainage stick releasing device for gas well Download PDFInfo
- Publication number
- CN203716948U CN203716948U CN201320830485.8U CN201320830485U CN203716948U CN 203716948 U CN203716948 U CN 203716948U CN 201320830485 U CN201320830485 U CN 201320830485U CN 203716948 U CN203716948 U CN 203716948U
- Authority
- CN
- China
- Prior art keywords
- rod row
- bubble rod
- hole
- gas well
- medicine box
- 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
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- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320830485.8U CN203716948U (en) | 2013-12-16 | 2013-12-16 | Automatic foam drainage stick releasing device for gas well |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320830485.8U CN203716948U (en) | 2013-12-16 | 2013-12-16 | Automatic foam drainage stick releasing device for gas well |
Publications (1)
Publication Number | Publication Date |
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CN203716948U true CN203716948U (en) | 2014-07-16 |
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Family Applications (1)
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CN201320830485.8U Expired - Fee Related CN203716948U (en) | 2013-12-16 | 2013-12-16 | Automatic foam drainage stick releasing device for gas well |
Country Status (1)
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CN (1) | CN203716948U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112943190A (en) * | 2020-12-09 | 2021-06-11 | 中国石油集团渤海钻探工程有限公司 | Efficient automatic foam volleyball pitching system and control method thereof |
-
2013
- 2013-12-16 CN CN201320830485.8U patent/CN203716948U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112943190A (en) * | 2020-12-09 | 2021-06-11 | 中国石油集团渤海钻探工程有限公司 | Efficient automatic foam volleyball pitching system and control method thereof |
CN112943190B (en) * | 2020-12-09 | 2022-03-08 | 中国石油集团渤海钻探工程有限公司 | Efficient automatic foam volleyball pitching system and control method thereof |
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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 + CHEMICAL CORPORATION SHENGLI OIL Free format text: FORMER OWNER: MA CUI Effective date: 20140723 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 257000 DONGYING, SHANDONG PROVINCE TO: 257100 DONGYING, SHANDONG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140723 Address after: 257100 No. 680, the Yellow River Road, Dongying District, Shandong, Dongying Patentee after: China Petroleum & Chemical Corporation Shengli Oilfield, Oil and Gas Gathering Plant Address before: 680 the Yellow River Road, Dongying District, Shandong 257000, Dongying Patentee before: Ma Cui |
|
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Yang Zhiwei Inventor after: Wang Weibo Inventor after: Ma Cui Inventor after: Min Min Inventor after: Wang Hong Inventor after: Cai Shuqin Inventor after: Yu Jiejie Inventor after: Yang Yahong Inventor after: Liu Fang Inventor after: Qu Mingxian Inventor before: Ma Cui Inventor before: Wang Qiumei Inventor before: Wang Hong Inventor before: Cai Shuqin Inventor before: Yang Zhiwei Inventor before: Yu Jiejie Inventor before: Hou Ying Inventor before: Min Min Inventor before: Zhang Mingrui Inventor before: Zhao Jiejie |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: MA CUI WANG HONG CAI SHUQIN YANG ZHIWEI YU JIEJIE HOU YING MIN MIN ZHANG MINGRUI ZHAO JIEJIE WANG QIUMEI TO: YANG ZHIWEI MA CUI MIN MIN WANG HONG CAI SHUQIN YU JIEJIE YANG YAHONG LIU FANG QU MINGXIAN WANG WEIBO |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20141216 |
|
EXPY | Termination of patent right or utility model |