CN201314455Y - 储气井固井及井底密封装置 - Google Patents
储气井固井及井底密封装置 Download PDFInfo
- Publication number
- CN201314455Y CN201314455Y CNU2008201409561U CN200820140956U CN201314455Y CN 201314455 Y CN201314455 Y CN 201314455Y CN U2008201409561 U CNU2008201409561 U CN U2008201409561U CN 200820140956 U CN200820140956 U CN 200820140956U CN 201314455 Y CN201314455 Y CN 201314455Y
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- Prior art keywords
- mandrel
- taper hole
- hole body
- well
- shaft
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- 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.)
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008201409561U CN201314455Y (zh) | 2008-10-21 | 2008-10-21 | 储气井固井及井底密封装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2008201409561U CN201314455Y (zh) | 2008-10-21 | 2008-10-21 | 储气井固井及井底密封装置 |
Publications (1)
Publication Number | Publication Date |
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CN201314455Y true CN201314455Y (zh) | 2009-09-23 |
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CNU2008201409561U Expired - Lifetime CN201314455Y (zh) | 2008-10-21 | 2008-10-21 | 储气井固井及井底密封装置 |
Country Status (1)
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CN (1) | CN201314455Y (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114909596A (zh) * | 2022-06-23 | 2022-08-16 | 西安热工研究院有限公司 | 便于施工的重力式储气库结构 |
-
2008
- 2008-10-21 CN CNU2008201409561U patent/CN201314455Y/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114909596A (zh) * | 2022-06-23 | 2022-08-16 | 西安热工研究院有限公司 | 便于施工的重力式储气库结构 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: SICHUAN CHUANYOU GAS TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SICHUAN OIL AND NATURAL GAS SCIENTIFIC DEVELOPMENT CO., LTD. |
|
CP03 | Change of name, title or address |
Address after: 8 No. 643000 Zigong province Sichuan City Industrial Park Road Itakura Ryugo Patentee after: SICHUAN OIL NATURAL GAS TECHNOLOGY CO., LTD. Address before: 643000 Sichuan city of Zigong Province East Development Zone Science and technology building, 8 floor, South Street osmanthus Patentee before: Sichuan Oil and Natural Gas Scientific Development Co., Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20090923 |