CN2871840Y - 封隔器验封双传感器压力计 - Google Patents
封隔器验封双传感器压力计 Download PDFInfo
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- CN2871840Y CN2871840Y CNU2006200785347U CN200620078534U CN2871840Y CN 2871840 Y CN2871840 Y CN 2871840Y CN U2006200785347 U CNU2006200785347 U CN U2006200785347U CN 200620078534 U CN200620078534 U CN 200620078534U CN 2871840 Y CN2871840 Y CN 2871840Y
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- pressure sensor
- packer
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- sensor
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Abstract
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Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2006200785347U CN2871840Y (zh) | 2006-03-09 | 2006-03-09 | 封隔器验封双传感器压力计 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2006200785347U CN2871840Y (zh) | 2006-03-09 | 2006-03-09 | 封隔器验封双传感器压力计 |
Publications (1)
Publication Number | Publication Date |
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CN2871840Y true CN2871840Y (zh) | 2007-02-21 |
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Application Number | Title | Priority Date | Filing Date |
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CNU2006200785347U Expired - Lifetime CN2871840Y (zh) | 2006-03-09 | 2006-03-09 | 封隔器验封双传感器压力计 |
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CN (1) | CN2871840Y (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102900427A (zh) * | 2012-11-08 | 2013-01-30 | 焦春红 | 双示踪薄层识别器 |
CN103670377A (zh) * | 2013-11-08 | 2014-03-26 | 常州凯锐自动化控制设备有限公司 | 煤层气井下用双传感器压力计 |
CN104215405A (zh) * | 2013-06-03 | 2014-12-17 | 中国石油天然气股份有限公司 | 一种分层注水井封隔器验封方法及验封工具 |
-
2006
- 2006-03-09 CN CNU2006200785347U patent/CN2871840Y/zh not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102900427A (zh) * | 2012-11-08 | 2013-01-30 | 焦春红 | 双示踪薄层识别器 |
CN102900427B (zh) * | 2012-11-08 | 2015-01-21 | 焦春红 | 双示踪薄层识别器 |
CN104215405A (zh) * | 2013-06-03 | 2014-12-17 | 中国石油天然气股份有限公司 | 一种分层注水井封隔器验封方法及验封工具 |
CN103670377A (zh) * | 2013-11-08 | 2014-03-26 | 常州凯锐自动化控制设备有限公司 | 煤层气井下用双传感器压力计 |
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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: XI AN SITAN INSTRUMENT CO., LTD. Free format text: FORMER OWNER: SITAN ELECTRONIC SCI. + TECH. CO., LTD., XI AN CITY Effective date: 20080523 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080523 Address after: No. five, 22, science and technology zone, Xi'an hi tech Zone, Shaanxi, China: 710065 Patentee after: Xi'an Sitan Apparatus Co., Ltd. Address before: No. five, 22, hi tech Development Zone, Shaanxi, Xi'an, China: 710065 Patentee before: Sitan Electronic Science & Technology Co., Ltd., Xi'an City |
|
CX01 | Expiry of patent term |
Granted publication date: 20070221 |
|
EXPY | Termination of patent right or utility model |