JPH0311851B2 - - Google Patents
Info
- Publication number
- JPH0311851B2 JPH0311851B2 JP61035443A JP3544386A JPH0311851B2 JP H0311851 B2 JPH0311851 B2 JP H0311851B2 JP 61035443 A JP61035443 A JP 61035443A JP 3544386 A JP3544386 A JP 3544386A JP H0311851 B2 JPH0311851 B2 JP H0311851B2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- twist
- straightening
- torsion
- pipes
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3544386A JPS62197222A (ja) | 1986-02-20 | 1986-02-20 | 電縫管の捩れ矯正方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3544386A JPS62197222A (ja) | 1986-02-20 | 1986-02-20 | 電縫管の捩れ矯正方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62197222A JPS62197222A (ja) | 1987-08-31 |
JPH0311851B2 true JPH0311851B2 (enrdf_load_stackoverflow) | 1991-02-18 |
Family
ID=12441974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3544386A Granted JPS62197222A (ja) | 1986-02-20 | 1986-02-20 | 電縫管の捩れ矯正方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62197222A (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6287063B2 (ja) * | 2013-10-28 | 2018-03-07 | 新日鐵住金株式会社 | 電縫鋼管の捩れ防止システム |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5779022A (en) * | 1980-10-31 | 1982-05-18 | Sumitomo Metal Ind Ltd | Straightening roll of straightening machine |
-
1986
- 1986-02-20 JP JP3544386A patent/JPS62197222A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS62197222A (ja) | 1987-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |