SE303119B - - Google Patents
Info
- Publication number
- SE303119B SE303119B SE10676/65A SE1067665A SE303119B SE 303119 B SE303119 B SE 303119B SE 10676/65 A SE10676/65 A SE 10676/65A SE 1067665 A SE1067665 A SE 1067665A SE 303119 B SE303119 B SE 303119B
- Authority
- SE
- Sweden
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
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls
- B21C37/207—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls with helical guides
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE10676/65A SE303119B (en:Method) | 1965-08-16 | 1965-08-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE10676/65A SE303119B (en:Method) | 1965-08-16 | 1965-08-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE303119B true SE303119B (en:Method) | 1968-08-19 |
Family
ID=20292679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE10676/65A SE303119B (en:Method) | 1965-08-16 | 1965-08-16 |
Country Status (1)
| Country | Link |
|---|---|
| SE (1) | SE303119B (en:Method) |
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1965
- 1965-08-16 SE SE10676/65A patent/SE303119B/xx unknown