CN102102790A - Overground pressure distributor for underground pipeline - Google Patents
Overground pressure distributor for underground pipeline Download PDFInfo
- Publication number
- CN102102790A CN102102790A CN2009102594573A CN200910259457A CN102102790A CN 102102790 A CN102102790 A CN 102102790A CN 2009102594573 A CN2009102594573 A CN 2009102594573A CN 200910259457 A CN200910259457 A CN 200910259457A CN 102102790 A CN102102790 A CN 102102790A
- Authority
- CN
- China
- Prior art keywords
- pressure
- pipe nipple
- blowdown
- potential drop
- dividing potential
- 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
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- Pipeline Systems (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009102594573A CN102102790B (en) | 2009-12-18 | 2009-12-18 | Overground pressure distributor for underground pipeline |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009102594573A CN102102790B (en) | 2009-12-18 | 2009-12-18 | Overground pressure distributor for underground pipeline |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102102790A true CN102102790A (en) | 2011-06-22 |
CN102102790B CN102102790B (en) | 2012-08-15 |
Family
ID=44155755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009102594573A Active CN102102790B (en) | 2009-12-18 | 2009-12-18 | Overground pressure distributor for underground pipeline |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102102790B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103148284A (en) * | 2013-02-26 | 2013-06-12 | 胜利油田胜利勘察设计研究院有限公司 | Flange-type gauge valve group |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2712065A1 (en) * | 1993-11-03 | 1995-05-12 | Lefebvre Gentilhomme Sa | Method and device for transporting liquid hydrocarbons including the production of a double-walled pipeline with a remote sealing-detection device |
CA2102388A1 (en) * | 1993-11-03 | 1995-05-04 | Michael Joseph Doknjas | Hose cross over device |
CN1219169C (en) * | 2002-12-30 | 2005-09-14 | 上海交通大学 | Girdling type three-way eddy clearing structure distribution pipe header |
JP4442567B2 (en) * | 2006-01-20 | 2010-03-31 | 株式会社デンソー | Common rail |
CN201568743U (en) * | 2009-12-18 | 2010-09-01 | 中国石油天然集团公司 | Overground pressure distributor of underground pipeline |
-
2009
- 2009-12-18 CN CN2009102594573A patent/CN102102790B/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103148284A (en) * | 2013-02-26 | 2013-06-12 | 胜利油田胜利勘察设计研究院有限公司 | Flange-type gauge valve group |
CN103148284B (en) * | 2013-02-26 | 2014-10-29 | 胜利油田胜利勘察设计研究院有限公司 | Flange-type gauge valve group |
Also Published As
Publication number | Publication date |
---|---|
CN102102790B (en) | 2012-08-15 |
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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: 100007 Dongcheng District, Dongzhimen, China, North Street, No. 9 Oil Mansion, No. Patentee after: China National Petroleum Corp. Patentee after: CHINA PETROLEUM PIPELINE BUREAU Patentee after: China Petroleum Pipeline Engineering Co.,Ltd. Address before: 100007 Dongcheng District, Dongzhimen, China, North Street, No. 9 Oil Mansion, No. Patentee before: China National Petroleum Corp. Patentee before: CHINA PETROLEUM PIPELINE BUREAU Patentee before: CHINA PETROLEUM PIPELINE ENGINEERING Corp. |
|
CP01 | Change in the name or title of a patent holder | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170316 Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Patentee after: China National Petroleum Corp. Patentee after: China Petroleum Pipeline Engineering Co.,Ltd. Address before: 100007 Dongcheng District, Dongzhimen, China, North Street, No. 9 Oil Mansion, No. Patentee before: China National Petroleum Corp. Patentee before: CHINA PETROLEUM PIPELINE BUREAU Patentee before: China Petroleum Pipeline Engineering Co.,Ltd. |
|
TR01 | Transfer of patent right |