BE531328A - - Google Patents
Info
- Publication number
- BE531328A BE531328A BE531328DA BE531328A BE 531328 A BE531328 A BE 531328A BE 531328D A BE531328D A BE 531328DA BE 531328 A BE531328 A BE 531328A
- Authority
- BE
- Belgium
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/58—Machines slitting by drilling hole on hole
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3067053A GB742443A (en) | 1953-11-05 | 1953-11-05 | An improved cutter head for a mineral-mining or earth-boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE531328A true BE531328A (ja�@�@) |
Family
ID=10311295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE531328D BE531328A (ja�@�@) | 1953-11-05 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE531328A (ja�@�@) |
| FR (1) | FR1114349A (ja�@�@) |
| GB (1) | GB742443A (ja�@�@) |
-
0
- BE BE531328D patent/BE531328A/xx unknown
-
1953
- 1953-11-05 GB GB3067053A patent/GB742443A/en not_active Expired
-
1954
- 1954-08-17 FR FR1114349D patent/FR1114349A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1114349A (fr) | 1956-04-11 |
| GB742443A (en) | 1955-12-30 |