CN104075029A - 双层海底管道内管的拖拉装置 - Google Patents
双层海底管道内管的拖拉装置 Download PDFInfo
- Publication number
- CN104075029A CN104075029A CN201410276181.0A CN201410276181A CN104075029A CN 104075029 A CN104075029 A CN 104075029A CN 201410276181 A CN201410276181 A CN 201410276181A CN 104075029 A CN104075029 A CN 104075029A
- Authority
- CN
- China
- Prior art keywords
- dilatory
- dragging
- submarine pipeline
- double
- inner tube
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/12—Laying or reclaiming pipes on or under water
- F16L1/16—Laying or reclaiming pipes on or under water on the bottom
- F16L1/165—Laying or reclaiming pipes on or under water on the bottom by towing the pipe on or near the bottom
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/12—Laying or reclaiming pipes on or under water
- F16L1/20—Accessories therefor, e.g. floats, weights
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410276181.0A CN104075029B (zh) | 2014-06-19 | 2014-06-19 | 双层海底管道内管的拖拉装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410276181.0A CN104075029B (zh) | 2014-06-19 | 2014-06-19 | 双层海底管道内管的拖拉装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104075029A true CN104075029A (zh) | 2014-10-01 |
CN104075029B CN104075029B (zh) | 2016-02-10 |
Family
ID=51596508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410276181.0A Expired - Fee Related CN104075029B (zh) | 2014-06-19 | 2014-06-19 | 双层海底管道内管的拖拉装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104075029B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114754196A (zh) * | 2021-01-08 | 2022-07-15 | 中国石油天然气集团有限公司 | 海管登陆定向钻专用拖拉头以及海管登陆定向钻系统 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4153381A (en) * | 1977-08-31 | 1979-05-08 | Western Gear Corporation | Shock absorbing apparatus for hoisting underwater pipeline |
CN1292858A (zh) * | 1998-03-05 | 2001-04-25 | 艾罗奎普有限公司 | 内管拉拔装置 |
CN201902764U (zh) * | 2010-12-14 | 2011-07-20 | 周向辉 | 复合油管内管牵拉缩径取出机构 |
CN103670315A (zh) * | 2013-12-06 | 2014-03-26 | 中国石油集团长城钻探工程有限公司 | 一种保型取心工具内衬套拉出器 |
-
2014
- 2014-06-19 CN CN201410276181.0A patent/CN104075029B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4153381A (en) * | 1977-08-31 | 1979-05-08 | Western Gear Corporation | Shock absorbing apparatus for hoisting underwater pipeline |
CN1292858A (zh) * | 1998-03-05 | 2001-04-25 | 艾罗奎普有限公司 | 内管拉拔装置 |
CN201902764U (zh) * | 2010-12-14 | 2011-07-20 | 周向辉 | 复合油管内管牵拉缩径取出机构 |
CN103670315A (zh) * | 2013-12-06 | 2014-03-26 | 中国石油集团长城钻探工程有限公司 | 一种保型取心工具内衬套拉出器 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114754196A (zh) * | 2021-01-08 | 2022-07-15 | 中国石油天然气集团有限公司 | 海管登陆定向钻专用拖拉头以及海管登陆定向钻系统 |
CN114754196B (zh) * | 2021-01-08 | 2024-04-30 | 中国石油天然气集团有限公司 | 海管登陆定向钻专用拖拉头以及海管登陆定向钻系统 |
Also Published As
Publication number | Publication date |
---|---|
CN104075029B (zh) | 2016-02-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: OFFSHORE OIL ENGINEERING Co.,Ltd. Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee after: SOUTHWEST PIPELINE BRANCH OF PETROCHINA Co.,Ltd. Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee before: OFFSHORE OIL ENGINEERING Co.,Ltd. Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee before: SOUTHWEST PIPELINE BRANCH OF PETROCHINA Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 |
|
CF01 | Termination of patent right due to non-payment of annual fee |