BE551759A - - Google Patents
Info
- Publication number
- BE551759A BE551759A BE551759DA BE551759A BE 551759 A BE551759 A BE 551759A BE 551759D A BE551759D A BE 551759DA BE 551759 A BE551759 A BE 551759A
- Authority
- BE
- Belgium
- Prior art keywords
- strip
- tube
- edges
- electrodes
- stapling
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/121—Making tubes or metal hoses with helically arranged seams with seams being neither welded nor soldered
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
BE551759A true BE551759A (h) |
Family
ID=177185
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE551759D BE551759A (h) |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE551759A (h) |
-
0
- BE BE551759D patent/BE551759A/fr unknown
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