LU56343A1 - - Google Patents
Info
- Publication number
- LU56343A1 LU56343A1 LU56343DA LU56343A1 LU 56343 A1 LU56343 A1 LU 56343A1 LU 56343D A LU56343D A LU 56343DA LU 56343 A1 LU56343 A1 LU 56343A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B23/00—Tube-rolling not restricted to methods provided for in only one of groups B21B17/00, B21B19/00, B21B21/00, e.g. combined processes planetary tube rolling, auxiliary arrangements, e.g. lubricating, special tube blanks, continuous casting combined with tube rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
- B21B19/12—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially parallel to the axis of the work
- B21B19/14—Rolling tubes by means of additional rollers arranged inside the tubes
-
- 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
- B21C1/00—Manufacture of metal sheets, wire, rods, tubes or like semi-manufactured products by drawing
- B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by means other than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, rods or tubes
- B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by means other than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, rods or tubes specially adapted for making tubular articles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEM0074544 | 1967-06-28 | ||
| DE19681752078 DE1752078A1 (de) | 1968-03-30 | 1968-03-30 | Verfahren zum Herstellen nahtloser Stahlrohre grossen Durchmessers |
| DE19681752116 DE1752116A1 (de) | 1968-04-05 | 1968-04-05 | Verfahren und Vorrichtung zum Herstellen nahtloser Stahlrohre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU56343A1 true LU56343A1 (en:Method) | 1968-10-04 |
Family
ID=27181138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU56343D LU56343A1 (en:Method) | 1967-06-28 | 1968-06-26 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE717325A (en:Method) |
| FR (1) | FR1574941A (en:Method) |
| LU (1) | LU56343A1 (en:Method) |
-
1968
- 1968-06-26 LU LU56343D patent/LU56343A1/xx unknown
- 1968-06-28 BE BE717325D patent/BE717325A/xx unknown
- 1968-06-28 FR FR1574941D patent/FR1574941A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE717325A (en:Method) | 1968-12-02 |
| FR1574941A (en:Method) | 1969-07-18 |