LU77417A1 - - Google Patents
Info
- Publication number
- LU77417A1 LU77417A1 LU77417A LU77417A LU77417A1 LU 77417 A1 LU77417 A1 LU 77417A1 LU 77417 A LU77417 A LU 77417A LU 77417 A LU77417 A LU 77417A LU 77417 A1 LU77417 A1 LU 77417A1
- Authority
- LU
- Luxembourg
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
- B21C37/152—Making rifle or gun barrels
- B21C37/153—Making tubes with inner or outer guides
-
- 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
- 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)
- Rod-Shaped Construction Members (AREA)
- Metal Extraction Processes (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2626962A DE2626962C2 (de) | 1976-06-16 | 1976-06-16 | Verfahren zum Herstellen von Läufen für Feuerwaffen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU77417A1 true LU77417A1 (de) | 1977-09-09 |
Family
ID=5980679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU77417A LU77417A1 (de) | 1976-06-16 | 1977-05-25 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT352505B (de) |
| DE (1) | DE2626962C2 (de) |
| GB (1) | GB1558703A (de) |
| IT (1) | IT1081838B (de) |
| LU (1) | LU77417A1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5016460A (en) * | 1989-12-22 | 1991-05-21 | Inco Alloys International, Inc. | Durable method for producing finned tubing |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1123518A (en) * | 1912-09-23 | 1915-01-05 | S S Porter | Bar-twisting machine. |
-
1976
- 1976-06-16 DE DE2626962A patent/DE2626962C2/de not_active Expired
-
1977
- 1977-05-03 AT AT312077A patent/AT352505B/de not_active IP Right Cessation
- 1977-05-25 LU LU77417A patent/LU77417A1/xx unknown
- 1977-06-03 GB GB23806/77A patent/GB1558703A/en not_active Expired
- 1977-06-14 IT IT24645/77A patent/IT1081838B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| GB1558703A (en) | 1980-01-09 |
| AT352505B (de) | 1979-09-25 |
| DE2626962C2 (de) | 1985-11-21 |
| DE2626962A1 (de) | 1977-12-29 |
| ATA312077A (de) | 1979-02-15 |
| IT1081838B (it) | 1985-05-21 |