CN2881078Y - 一种自锁胶塞 - Google Patents
一种自锁胶塞 Download PDFInfo
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- CN2881078Y CN2881078Y CN 200620114064 CN200620114064U CN2881078Y CN 2881078 Y CN2881078 Y CN 2881078Y CN 200620114064 CN200620114064 CN 200620114064 CN 200620114064 U CN200620114064 U CN 200620114064U CN 2881078 Y CN2881078 Y CN 2881078Y
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200620114064 CN2881078Y (zh) | 2006-04-10 | 2006-04-10 | 一种自锁胶塞 |
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CN 200620114064 CN2881078Y (zh) | 2006-04-10 | 2006-04-10 | 一种自锁胶塞 |
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CN2881078Y true CN2881078Y (zh) | 2007-03-21 |
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CN 200620114064 Expired - Lifetime CN2881078Y (zh) | 2006-04-10 | 2006-04-10 | 一种自锁胶塞 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102071905A (zh) * | 2011-02-18 | 2011-05-25 | 中国石油集团川庆钻探工程有限公司井下作业公司 | 固井用防转自锁胶塞 |
CN102052542B (zh) * | 2009-11-10 | 2012-05-30 | 中国水产科学研究院东海水产研究所 | 升降式网箱柔性输气管的密封方法 |
CN102493782A (zh) * | 2011-12-15 | 2012-06-13 | 中国石油集团渤海钻探工程有限公司 | 水平井桥塞 |
CN102536160A (zh) * | 2010-12-24 | 2012-07-04 | 中国石油化工股份有限公司 | 一种尾管固井用球座式胶塞系统 |
CN103993855A (zh) * | 2014-05-07 | 2014-08-20 | 中国石油化工集团公司 | 钻井固井防泥浆倒流装置 |
CN106285556A (zh) * | 2015-05-12 | 2017-01-04 | 中国石油化工股份有限公司 | 固井胶塞和应用其的固井方法以及分段压裂装置 |
-
2006
- 2006-04-10 CN CN 200620114064 patent/CN2881078Y/zh not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102052542B (zh) * | 2009-11-10 | 2012-05-30 | 中国水产科学研究院东海水产研究所 | 升降式网箱柔性输气管的密封方法 |
CN102536160A (zh) * | 2010-12-24 | 2012-07-04 | 中国石油化工股份有限公司 | 一种尾管固井用球座式胶塞系统 |
CN102071905A (zh) * | 2011-02-18 | 2011-05-25 | 中国石油集团川庆钻探工程有限公司井下作业公司 | 固井用防转自锁胶塞 |
CN102493782A (zh) * | 2011-12-15 | 2012-06-13 | 中国石油集团渤海钻探工程有限公司 | 水平井桥塞 |
CN103993855A (zh) * | 2014-05-07 | 2014-08-20 | 中国石油化工集团公司 | 钻井固井防泥浆倒流装置 |
CN106285556A (zh) * | 2015-05-12 | 2017-01-04 | 中国石油化工股份有限公司 | 固井胶塞和应用其的固井方法以及分段压裂装置 |
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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: 20081212 Address after: Hongyan Karamay Road, the Xinjiang Uygur Autonomous Region No. 80, zip code: 834000 Patentee after: Western Drilling Kelamayi Drilling Technology Institute Address before: Hongyan Karamay Road, the Xinjiang Uygur Autonomous Region No. 80, zip code: 834000 Patentee before: Research Inst of Drilling Technology, Xinjiang Petroleum Administration |
|
ASS | Succession or assignment of patent right |
Owner name: WEST DRILLING KARAMAY DRILLING CRAFT RESEARCH INST Free format text: FORMER OWNER: DRILLING WELL TECHNOLOGY INSTITUTE, PETROLEUM ADMINISTRATION BUREAU, XINJIANG Effective date: 20081212 |
|
CX01 | Expiry of patent term |
Granted publication date: 20070321 |
|
EXPY | Termination of patent right or utility model |