RU2007117393A - METHOD FOR PRODUCING CLOSED CYLINDRICAL SHELLS FROM METAL SHEET - Google Patents
METHOD FOR PRODUCING CLOSED CYLINDRICAL SHELLS FROM METAL SHEET Download PDFInfo
- Publication number
- RU2007117393A RU2007117393A RU2007117393/02A RU2007117393A RU2007117393A RU 2007117393 A RU2007117393 A RU 2007117393A RU 2007117393/02 A RU2007117393/02 A RU 2007117393/02A RU 2007117393 A RU2007117393 A RU 2007117393A RU 2007117393 A RU2007117393 A RU 2007117393A
- Authority
- RU
- Russia
- Prior art keywords
- workpiece
- metal sheet
- cylindrical shells
- closed cylindrical
- producing closed
- Prior art date
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- Bending Of Plates, Rods, And Pipes (AREA)
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2007117393/02A RU2354482C2 (en) | 2007-05-10 | 2007-05-10 | Method of closed cylindrical rings manufacture from metal sheet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2007117393/02A RU2354482C2 (en) | 2007-05-10 | 2007-05-10 | Method of closed cylindrical rings manufacture from metal sheet |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2007117393A true RU2007117393A (en) | 2008-11-20 |
RU2354482C2 RU2354482C2 (en) | 2009-05-10 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2007117393/02A RU2354482C2 (en) | 2007-05-10 | 2007-05-10 | Method of closed cylindrical rings manufacture from metal sheet |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2354482C2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2486981C1 (en) * | 2011-12-08 | 2013-07-10 | Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский технологический университет "МИСиС" | Production of large-diameter welded tubes |
RU2492038C1 (en) * | 2012-08-24 | 2013-09-10 | Открытое акционерное общество "Татнефть" им. В.Д. Шашина | Method of welding large-sized metallic shells |
RU2543657C1 (en) * | 2013-10-30 | 2015-03-10 | Публичное акционерное общество "Северсталь" ПАО "Северсталь") | Production method of longitudinally welded main pipes |
-
2007
- 2007-05-10 RU RU2007117393/02A patent/RU2354482C2/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
RU2354482C2 (en) | 2009-05-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20110511 |