BE636240A - - Google Patents
Info
- Publication number
- BE636240A BE636240A BE636240DA BE636240A BE 636240 A BE636240 A BE 636240A BE 636240D A BE636240D A BE 636240DA BE 636240 A BE636240 A BE 636240A
- Authority
- BE
- Belgium
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
- E21D15/45—Hydraulic, pneumatic, or hydraulic-pneumatic props having closed fluid system, e.g. with built-in pumps or accumulators
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Reciprocating Pumps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3492362A GB1033380A (en) | 1962-09-13 | 1962-09-13 | Improvements in or relating to hydraulic props |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE636240A true BE636240A (https=) |
Family
ID=10371604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE636240D BE636240A (https=) | 1962-09-13 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE636240A (https=) |
| GB (1) | GB1033380A (https=) |
-
0
- BE BE636240D patent/BE636240A/xx unknown
-
1962
- 1962-09-13 GB GB3492362A patent/GB1033380A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1033380A (en) | 1966-06-22 |