CA628677A - Method and apparatus for the manufacture of sections - Google Patents
Method and apparatus for the manufacture of sectionsInfo
- Publication number
- CA628677A CA628677A CA628677A CA628677DA CA628677A CA 628677 A CA628677 A CA 628677A CA 628677 A CA628677 A CA 628677A CA 628677D A CA628677D A CA 628677DA CA 628677 A CA628677 A CA 628677A
- Authority
- CA
- Canada
- Prior art keywords
- sections
- manufacture
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/08—Making tubes with welded or soldered seams
- B21C37/0803—Making tubes with welded or soldered seams the tubes having a special shape, e.g. polygonal tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA628677T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA628677A true CA628677A (en) | 1961-10-10 |
Family
ID=35884807
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA628677A Expired CA628677A (en) | Method and apparatus for the manufacture of sections |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA628677A (en) |
-
0
- CA CA628677A patent/CA628677A/en not_active Expired
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