LU77416A1 - - Google Patents
Info
- Publication number
- LU77416A1 LU77416A1 LU77416A LU77416A LU77416A1 LU 77416 A1 LU77416 A1 LU 77416A1 LU 77416 A LU77416 A LU 77416A LU 77416 A LU77416 A LU 77416A LU 77416 A1 LU77416 A1 LU 77416A1
- Authority
- LU
- Luxembourg
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
- B21J5/12—Forming profiles on internal or external surfaces
-
- 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
- B21C37/152—Making rifle or gun barrels
- B21C37/153—Making tubes with inner or outer guides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K21/00—Making hollow articles not covered by a single preceding sub-group
- B21K21/16—Remodelling hollow bodies with respect to the shape of the cross-section
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2626876A DE2626876C2 (de) | 1976-06-16 | 1976-06-16 | Verfahren und Vorrichtung zum Herstellen von Läufen mit Drall für Feuerwaffen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU77416A1 true LU77416A1 (en:Method) | 1977-09-09 |
Family
ID=5980626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU77416A LU77416A1 (en:Method) | 1976-06-16 | 1977-05-25 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT351902B (en:Method) |
| DE (1) | DE2626876C2 (en:Method) |
| GB (1) | GB1556288A (en:Method) |
| IT (1) | IT1081837B (en:Method) |
| LU (1) | LU77416A1 (en:Method) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1048121B (de) * | 1955-07-21 | 1958-12-31 | Appel Process Ltd | Mehrteiliger Dorn fuer das Innenformen von Werkstuecken beim Schmieden oder Pressen |
-
1976
- 1976-06-16 DE DE2626876A patent/DE2626876C2/de not_active Expired
-
1977
- 1977-05-03 AT AT311977A patent/AT351902B/de not_active IP Right Cessation
- 1977-05-25 LU LU77416A patent/LU77416A1/xx unknown
- 1977-06-03 GB GB23807/77A patent/GB1556288A/en not_active Expired
- 1977-06-14 IT IT24644/77A patent/IT1081837B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| AT351902B (de) | 1979-08-27 |
| DE2626876C2 (de) | 1986-09-04 |
| ATA311977A (de) | 1979-01-15 |
| IT1081837B (it) | 1985-05-21 |
| GB1556288A (en) | 1979-11-21 |
| DE2626876A1 (de) | 1977-12-29 |