CN201302016Y - 海管防水保温密封接头 - Google Patents
海管防水保温密封接头 Download PDFInfo
- Publication number
- CN201302016Y CN201302016Y CNU200820124045XU CN200820124045U CN201302016Y CN 201302016 Y CN201302016 Y CN 201302016Y CN U200820124045X U CNU200820124045X U CN U200820124045XU CN 200820124045 U CN200820124045 U CN 200820124045U CN 201302016 Y CN201302016 Y CN 201302016Y
- Authority
- CN
- China
- Prior art keywords
- pipeline
- submarine pipeline
- waterproof
- insulation seal
- joint
- 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
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- Thermal Insulation (AREA)
- Pipe Accessories (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU200820124045XU CN201302016Y (zh) | 2008-12-01 | 2008-12-01 | 海管防水保温密封接头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU200820124045XU CN201302016Y (zh) | 2008-12-01 | 2008-12-01 | 海管防水保温密封接头 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201302016Y true CN201302016Y (zh) | 2009-09-02 |
Family
ID=41085642
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU200820124045XU Expired - Lifetime CN201302016Y (zh) | 2008-12-01 | 2008-12-01 | 海管防水保温密封接头 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201302016Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101876392A (zh) * | 2010-06-18 | 2010-11-03 | 中国海洋石油总公司 | 海底输油单层保温管接头及其处理方法 |
US10352494B2 (en) | 2014-03-28 | 2019-07-16 | Public Joint Stock Company “Transneft” | Method for thermally insulating welded joints of pre-insulated pipes |
-
2008
- 2008-12-01 CN CNU200820124045XU patent/CN201302016Y/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101876392A (zh) * | 2010-06-18 | 2010-11-03 | 中国海洋石油总公司 | 海底输油单层保温管接头及其处理方法 |
CN101876392B (zh) * | 2010-06-18 | 2011-11-02 | 中国海洋石油总公司 | 海底输油单层保温管接头及其处理方法 |
US10352494B2 (en) | 2014-03-28 | 2019-07-16 | Public Joint Stock Company “Transneft” | Method for thermally insulating welded joints of pre-insulated pipes |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100016 4705 mailbox, CNOOC building, 25 Chaoyangmen North Street, Dongcheng District, Beijing. Co-patentee after: CNOOC Energy Development Co., Ltd. Patentee after: China Offshore Oil Group Co., Ltd. Address before: 100016 4705 mailbox, CNOOC building, 25 Chaoyangmen North Street, Dongcheng District, Beijing. Co-patentee before: CNOOC Energy Development Co., Ltd. Patentee before: China National Offshore Oil Corporation |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20090902 |