CN201137793Y - Steel pipe welding interface anti-corrosive protection joint - Google Patents
Steel pipe welding interface anti-corrosive protection joint Download PDFInfo
- Publication number
- CN201137793Y CN201137793Y CN 200720032842 CN200720032842U CN201137793Y CN 201137793 Y CN201137793 Y CN 201137793Y CN 200720032842 CN200720032842 CN 200720032842 CN 200720032842 U CN200720032842 U CN 200720032842U CN 201137793 Y CN201137793 Y CN 201137793Y
- Authority
- CN
- China
- Prior art keywords
- proof
- corrosion
- joint body
- steel pipe
- tubular configured
- 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
- 238000003466 welding Methods 0.000 title claims abstract description 38
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 35
- 239000010959 steel Substances 0.000 title claims abstract description 35
- 239000011248 coating agent Substances 0.000 claims abstract description 16
- 238000000576 coating method Methods 0.000 claims abstract description 16
- 238000005260 corrosion Methods 0.000 claims description 16
- 230000009970 fire resistant effect Effects 0.000 claims description 8
- 239000011810 insulating material Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 3
- 239000003208 petroleum Substances 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract 1
- 238000012856 packing Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 9
- 230000007797 corrosion Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 1
Images
Landscapes
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200720032842 CN201137793Y (en) | 2007-09-24 | 2007-09-24 | Steel pipe welding interface anti-corrosive protection joint |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200720032842 CN201137793Y (en) | 2007-09-24 | 2007-09-24 | Steel pipe welding interface anti-corrosive protection joint |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201137793Y true CN201137793Y (en) | 2008-10-22 |
Family
ID=40038480
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200720032842 Expired - Lifetime CN201137793Y (en) | 2007-09-24 | 2007-09-24 | Steel pipe welding interface anti-corrosive protection joint |
Country Status (1)
Country | Link |
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CN (1) | CN201137793Y (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107842668A (en) * | 2017-09-29 | 2018-03-27 | 哈尔滨工业大学 | Joint uses internal lining pipe preserving method during a kind of oil field pipe welding |
CN110906111A (en) * | 2018-09-14 | 2020-03-24 | 四川启昌管道工程有限责任公司 | Novel steel pipeline welded connection position interior anticorrosive device |
CN112483649A (en) * | 2020-12-04 | 2021-03-12 | 江苏瀚洋精工科技有限公司 | Sealing ring for oil exploitation equipment and preparation method thereof |
-
2007
- 2007-09-24 CN CN 200720032842 patent/CN201137793Y/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107842668A (en) * | 2017-09-29 | 2018-03-27 | 哈尔滨工业大学 | Joint uses internal lining pipe preserving method during a kind of oil field pipe welding |
CN110906111A (en) * | 2018-09-14 | 2020-03-24 | 四川启昌管道工程有限责任公司 | Novel steel pipeline welded connection position interior anticorrosive device |
CN112483649A (en) * | 2020-12-04 | 2021-03-12 | 江苏瀚洋精工科技有限公司 | Sealing ring for oil exploitation equipment and preparation method thereof |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090306 Address after: Shaanxi province Xi'an Weiyang Weiyang Road No. 151 in Changqing Garden District headquarters Changqing engineering technology and the Ministry of science and technology, zip code: 710021 Patentee after: CNPC CHUANQING DRILLING ENGINEERING Co.,Ltd. Address before: Department of science and technology, bureau of Exploration Bureau Changqing Changqing Garden District, Shaanxi, Xi'an 710021, China Patentee before: Changqing Petroleum Exploration Bureau |
|
ASS | Succession or assignment of patent right |
Owner name: CHINA PETROLEUM GROUP CHUANQING DRILLING ENGINEERI Free format text: FORMER OWNER: CHANGQING PETROLEUM EXPLORATION BUREAU Effective date: 20090306 |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20081022 |