CN203533187U - Large-diameter gas storage well with good sealing performance - Google Patents
Large-diameter gas storage well with good sealing performance Download PDFInfo
- Publication number
- CN203533187U CN203533187U CN201320731392.XU CN201320731392U CN203533187U CN 203533187 U CN203533187 U CN 203533187U CN 201320731392 U CN201320731392 U CN 201320731392U CN 203533187 U CN203533187 U CN 203533187U
- Authority
- CN
- China
- Prior art keywords
- pit shaft
- gas storage
- storage well
- shaft
- heavy caliber
- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 title abstract description 24
- 238000012856 packing Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 11
- 238000003466 welding Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320731392.XU CN203533187U (en) | 2013-11-19 | 2013-11-19 | Large-diameter gas storage well with good sealing performance |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320731392.XU CN203533187U (en) | 2013-11-19 | 2013-11-19 | Large-diameter gas storage well with good sealing performance |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203533187U true CN203533187U (en) | 2014-04-09 |
Family
ID=50419392
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320731392.XU Expired - Lifetime CN203533187U (en) | 2013-11-19 | 2013-11-19 | Large-diameter gas storage well with good sealing performance |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203533187U (en) |
-
2013
- 2013-11-19 CN CN201320731392.XU patent/CN203533187U/en not_active Expired - Lifetime
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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. |
|
CP01 | Change in the name or title of a patent holder |
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: 8 No. 643000 Zigong province Sichuan City Industrial Park Road Itakura Ryugo Patentee before: SICHUAN OIL NATURAL GAS TECHNOLOGY DEVELOPMENT CO.,LTD. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20140409 |