BE441339A - - Google Patents
Info
- Publication number
- BE441339A BE441339A BE441339DA BE441339A BE 441339 A BE441339 A BE 441339A BE 441339D A BE441339D A BE 441339DA BE 441339 A BE441339 A BE 441339A
- Authority
- BE
- Belgium
- Prior art keywords
- die
- hollow body
- mandrel
- longitudinal ribs
- ribs
- Prior art date
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
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/02—Making uncoated products
- B21C23/04—Making uncoated products by direct extrusion
- B21C23/08—Making wire, rods or tubes
- B21C23/10—Making finned 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
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/02—Making uncoated products
- B21C23/20—Making uncoated products by backward extrusion
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE441339A true BE441339A (en, 2012) |
Family
ID=98854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE441339D BE441339A (en, 2012) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE441339A (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007031057A1 (de) * | 2005-09-13 | 2007-03-22 | Neumayer Tekfor Holding Gmbh | Brennkammer sowie verfahren zur herstellung |
-
0
- BE BE441339D patent/BE441339A/fr unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007031057A1 (de) * | 2005-09-13 | 2007-03-22 | Neumayer Tekfor Holding Gmbh | Brennkammer sowie verfahren zur herstellung |
| CN101262962B (zh) * | 2005-09-13 | 2010-05-19 | 诺伊曼尔·泰克福尔控股有限公司 | 燃烧室及其制造方法 |
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