BE710948A - - Google Patents
Info
- Publication number
- BE710948A BE710948A BE710948DA BE710948A BE 710948 A BE710948 A BE 710948A BE 710948D A BE710948D A BE 710948DA BE 710948 A BE710948 A BE 710948A
- Authority
- BE
- Belgium
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/54—Details of the ends of props
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/54—Details of the ends of props
- E21D15/55—Details of the ends of props of prop heads or feet
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR98422A FR1521655A (en) | 1967-03-10 | 1967-03-10 | Improvements to the protective skirts of support cushions used in particular in mines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE710948A true BE710948A (en) | 1968-08-19 |
Family
ID=8626773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE710948D BE710948A (en) | 1967-03-10 | 1968-02-19 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE710948A (en) |
| ES (1) | ES351434A1 (en) |
| FR (1) | FR1521655A (en) |
| LU (1) | LU55640A1 (en) |
-
1967
- 1967-03-10 FR FR98422A patent/FR1521655A/en not_active Expired
-
1968
- 1968-02-19 BE BE710948D patent/BE710948A/xx unknown
- 1968-03-08 LU LU55640D patent/LU55640A1/xx unknown
- 1968-03-09 ES ES351434A patent/ES351434A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| LU55640A1 (en) | 1968-12-05 |
| FR1521655A (en) | 1968-04-19 |
| ES351434A1 (en) | 1969-06-16 |