BE716666A - - Google Patents
Info
- Publication number
- BE716666A BE716666A BE716666DA BE716666A BE 716666 A BE716666 A BE 716666A BE 716666D A BE716666D A BE 716666DA BE 716666 A BE716666 A BE 716666A
- Authority
- BE
- Belgium
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D15/00—Corrugating tubes
- B21D15/04—Corrugating tubes transversely, e.g. helically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR111251A FR1534868A (fr) | 1967-06-21 | 1967-06-21 | Procédé et dispositif pour la fabrication de tuyaux à parois ondulées |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE716666A true BE716666A (en:Method) | 1968-12-02 |
Family
ID=8633480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE716666D BE716666A (en:Method) | 1967-06-21 | 1968-06-17 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE716666A (en:Method) |
| CH (1) | CH522455A (en:Method) |
| DE (1) | DE1752592A1 (en:Method) |
| FR (1) | FR1534868A (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2620913C2 (de) * | 1976-05-12 | 1984-03-08 | kabelmetal electro GmbH, 3000 Hannover | Vorrichtung zum Herstellen schraubenlinienförmig gewellter Rohre |
| DE2804990C2 (de) * | 1978-02-06 | 1985-08-29 | kabelmetal electro GmbH, 3000 Hannover | Vorrichtung zum kontinuierlichen Wellen dünnwandiger Rohre |
-
1967
- 1967-06-21 FR FR111251A patent/FR1534868A/fr not_active Expired
-
1968
- 1968-06-17 BE BE716666D patent/BE716666A/xx unknown
- 1968-06-17 CH CH898668A patent/CH522455A/fr not_active IP Right Cessation
- 1968-06-20 DE DE19681752592 patent/DE1752592A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH522455A (fr) | 1972-06-30 |
| DE1752592A1 (de) | 1971-07-29 |
| FR1534868A (fr) | 1968-08-02 |