CN107725965B - 一种从内部封堵天然气干线管道支口与支线管道根部阀间泄漏点的方法 - Google Patents
一种从内部封堵天然气干线管道支口与支线管道根部阀间泄漏点的方法 Download PDFInfo
- Publication number
- CN107725965B CN107725965B CN201710828042.8A CN201710828042A CN107725965B CN 107725965 B CN107725965 B CN 107725965B CN 201710828042 A CN201710828042 A CN 201710828042A CN 107725965 B CN107725965 B CN 107725965B
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- China
- Prior art keywords
- pipeline
- leak
- branch
- leakage point
- root valve
- 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.)
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Classifications
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- 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
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
- F16L55/164—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a sealing fluid being introduced in the pipe
-
- 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
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/168—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710828042.8A CN107725965B (zh) | 2017-09-14 | 2017-09-14 | 一种从内部封堵天然气干线管道支口与支线管道根部阀间泄漏点的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710828042.8A CN107725965B (zh) | 2017-09-14 | 2017-09-14 | 一种从内部封堵天然气干线管道支口与支线管道根部阀间泄漏点的方法 |
Publications (2)
Publication Number | Publication Date |
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CN107725965A CN107725965A (zh) | 2018-02-23 |
CN107725965B true CN107725965B (zh) | 2019-05-24 |
Family
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CN201710828042.8A Active CN107725965B (zh) | 2017-09-14 | 2017-09-14 | 一种从内部封堵天然气干线管道支口与支线管道根部阀间泄漏点的方法 |
Country Status (1)
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CN (1) | CN107725965B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112283444A (zh) * | 2020-11-25 | 2021-01-29 | 良正阀门有限公司 | 阀门的维护保养方法 |
CN114909543B (zh) * | 2021-02-07 | 2024-01-30 | 中国石油天然气股份有限公司 | 管螺纹堵漏装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2210134B (en) * | 1987-09-21 | 1990-11-14 | British Gas Plc | Method of repairing a pipe |
CN101144557A (zh) * | 2007-09-28 | 2008-03-19 | 重庆燃气(集团)有限责任公司 | 燃气管道泄漏带压堵漏方法 |
CN103062571A (zh) * | 2012-12-20 | 2013-04-24 | 天津卓达管道机械制造有限公司 | 管道孔洞泄漏点堵漏器 |
CN203477907U (zh) * | 2013-10-08 | 2014-03-12 | 吕亭 | 油气输送管道带压补漏装置 |
CN104154381A (zh) * | 2014-08-11 | 2014-11-19 | 瓮福(集团)有限责任公司 | 一种液氨管道或设备动火检修方法 |
CN206468989U (zh) * | 2017-02-13 | 2017-09-05 | 天津市天大精密科技有限公司 | 一种高效率管道泄漏点密封装置 |
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2017
- 2017-09-14 CN CN201710828042.8A patent/CN107725965B/zh active Active
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Publication number | Publication date |
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CN107725965A (zh) | 2018-02-23 |
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PB01 | Publication | ||
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GR01 | Patent grant | ||
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TR01 | Transfer of patent right |
Effective date of registration: 20200909 Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee after: SINOPEC CHUANQI DONGSONG NATURAL GAS PIPELINE Co.,Ltd. Patentee after: China Petroleum & Chemical Corp. Address before: 430223 Hubei Wuhan City, Wuhan City, East Lake New Technology Development Zone Optics Valley Avenue No. 126 Sichuan Gas East pipeline project, the 1-5 layer of the Wuhan control center Patentee before: SINOPEC CHUANQI DONGSONG NATURAL GAS PIPELINE Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: CHINA PETROLEUM & CHEMICAL Corp. Patentee after: Sichuan East Natural Gas Pipeline Co.,Ltd. Address before: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Patentee before: SINOPEC CHUANQI DONGSONG NATURAL GAS PIPELINE Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder |