BE451134A - - Google Patents
Info
- Publication number
- BE451134A BE451134A BE451134DA BE451134A BE 451134 A BE451134 A BE 451134A BE 451134D A BE451134D A BE 451134DA BE 451134 A BE451134 A BE 451134A
- Authority
- BE
- Belgium
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
-
- 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
- B21C25/00—Profiling tools for metal extruding
- B21C25/08—Dies or mandrels with section variable during extruding, e.g. for making tapered work; Controlling variation
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/04—Distributing means for power supply in mines
- E21F17/06—Distributing electric power; Cable networks; Conduits for cables
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/14—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE451134X | 1942-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE451134A true BE451134A (xx) | 1943-07-31 |
Family
ID=6538483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE451134D BE451134A (xx) | 1942-06-24 | 1943-06-19 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE451134A (xx) |
| CH (1) | CH249563A (xx) |
| FR (1) | FR898040A (xx) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0528215A1 (en) * | 1991-07-29 | 1993-02-24 | Isuzu Motors Limited | Method of extruding aluminum alloy and dies thereof |
-
1943
- 1943-06-17 CH CH249563D patent/CH249563A/de unknown
- 1943-06-19 BE BE451134D patent/BE451134A/xx unknown
- 1943-09-14 FR FR898040D patent/FR898040A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0528215A1 (en) * | 1991-07-29 | 1993-02-24 | Isuzu Motors Limited | Method of extruding aluminum alloy and dies thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CH249563A (de) | 1947-07-15 |
| FR898040A (fr) | 1945-04-09 |