FI296774A - - Google Patents
Info
- Publication number
- FI296774A FI296774A FI296774A FI296774A FI296774A FI 296774 A FI296774 A FI 296774A FI 296774 A FI296774 A FI 296774A FI 296774 A FI296774 A FI 296774A FI 296774 A FI296774 A FI 296774A
- Authority
- FI
- Finland
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes 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
- B21C37/30—Finishing tubes, e.g. sizing, burnishing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
- B23D79/12—Machines or devices for peeling bars or tubes making use of cutting bits arranged around the workpiece, otherwise than by turning
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Metal Extraction Processes (AREA)
- Turning (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732351316 DE2351316A1 (en) | 1973-10-12 | 1973-10-12 | Cold drawing thin walled weldless tubes - produces accurately concentric bore involves internal mandrel and external die |
| DE19732352746 DE2352746A1 (en) | 1973-10-20 | 1973-10-20 | DEVICE FOR MANUFACTURING SEAMLESS METALLIC PIPES |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI296774A true FI296774A (en) | 1975-04-13 |
Family
ID=25765937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI296774A FI296774A (en) | 1973-10-12 | 1974-10-11 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5087950A (en) |
| FI (1) | FI296774A (en) |
| FR (1) | FR2247298A1 (en) |
| IT (1) | IT1021759B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0780091B2 (en) * | 1985-06-19 | 1995-08-30 | 株式会社神戸製鋼所 | Hollow billet scalping method and scalping device for metal extrusion |
-
1974
- 1974-10-10 IT IT5346874A patent/IT1021759B/en active
- 1974-10-11 FR FR7434380A patent/FR2247298A1/en not_active Withdrawn
- 1974-10-11 FI FI296774A patent/FI296774A/fi unknown
- 1974-10-12 JP JP11685274A patent/JPS5087950A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT1021759B (en) | 1978-02-20 |
| FR2247298A1 (en) | 1975-05-09 |
| JPS5087950A (en) | 1975-07-15 |