CN201281179Y - 一种内衬耐蚀合金层出头封焊的复合钢管 - Google Patents
一种内衬耐蚀合金层出头封焊的复合钢管 Download PDFInfo
- Publication number
- CN201281179Y CN201281179Y CNU2008202216231U CN200820221623U CN201281179Y CN 201281179 Y CN201281179 Y CN 201281179Y CN U2008202216231 U CNU2008202216231 U CN U2008202216231U CN 200820221623 U CN200820221623 U CN 200820221623U CN 201281179 Y CN201281179 Y CN 201281179Y
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- CN
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- Prior art keywords
- corrosion
- alloy layer
- resistant alloy
- steel pipe
- composite steel
- 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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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 47
- 239000010959 steel Substances 0.000 title claims abstract description 47
- 239000002131 composite material Substances 0.000 title claims abstract description 26
- 238000003466 welding Methods 0.000 title claims abstract description 13
- 238000005260 corrosion Methods 0.000 title claims description 33
- 230000007797 corrosion Effects 0.000 title claims description 32
- 229910045601 alloy Inorganic materials 0.000 title claims description 30
- 239000000956 alloy Substances 0.000 title claims description 30
- 238000007789 sealing Methods 0.000 title claims description 13
- 230000007704 transition Effects 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims abstract description 5
- 238000005476 soldering Methods 0.000 claims description 12
- 229910000851 Alloy steel Inorganic materials 0.000 abstract description 4
- 239000001997 corrosion-resisting alloy Substances 0.000 abstract 6
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2008202216231U CN201281179Y (zh) | 2008-09-25 | 2008-09-25 | 一种内衬耐蚀合金层出头封焊的复合钢管 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2008202216231U CN201281179Y (zh) | 2008-09-25 | 2008-09-25 | 一种内衬耐蚀合金层出头封焊的复合钢管 |
Publications (1)
Publication Number | Publication Date |
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CN201281179Y true CN201281179Y (zh) | 2009-07-29 |
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Family Applications (1)
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CNU2008202216231U Expired - Fee Related CN201281179Y (zh) | 2008-09-25 | 2008-09-25 | 一种内衬耐蚀合金层出头封焊的复合钢管 |
Country Status (1)
Country | Link |
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CN (1) | CN201281179Y (zh) |
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2008
- 2008-09-25 CN CNU2008202216231U patent/CN201281179Y/zh not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANGHAI HILONG ANTI-CORROSION TECHNOLOGY ENGINEER Free format text: FORMER OWNER: GUO HENGGANG Effective date: 20130523 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 710065 XI'AN, SHAANXI PROVINCE TO: 201900 BAOSHAN, SHANGHAI |
|
TR01 | Transfer of patent right |
Effective date of registration: 20130523 Address after: 201900 No. 1825 East Luo Road, Baoshan Industrial Park, Shanghai Patentee after: Shanghai Hilong Anti-Corrosion Technology Engineering Co., Ltd. Address before: 710065, No. two, No. 32, Xi'an, Shaanxi Patentee before: Guo Henggang |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090729 Termination date: 20170925 |