BE635501A - - Google Patents
Info
- Publication number
- BE635501A BE635501A BE635501DA BE635501A BE 635501 A BE635501 A BE 635501A BE 635501D A BE635501D A BE 635501DA BE 635501 A BE635501 A BE 635501A
- 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
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)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEG35569A DE1193460B (de) | 1962-07-27 | 1962-07-27 | Hydraulischer Grubenstempel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE635501A true BE635501A (en:Method) | 1964-01-27 |
Family
ID=40996482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE635501D BE635501A (en:Method) | 1962-07-27 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE635501A (en:Method) |
| DE (1) | DE1193460B (en:Method) |
| FR (1) | FR1364512A (en:Method) |
| GB (1) | GB1052405A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4075931A (en) * | 1975-10-09 | 1978-02-28 | Caldwell Melvin R | Lift-jack fluid motor for hydraulic lift trucks |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE547272A (en:Method) * | 1955-04-25 | |||
| GB774470A (en) * | 1955-11-19 | 1957-05-08 | Becorit Grubenausbau Gmbh | Improvements relating to hydraulic pit-props |
| NL218204A (en:Method) * | 1956-06-21 | |||
| BE560243A (en:Method) * | 1956-08-25 |
-
0
- BE BE635501D patent/BE635501A/xx unknown
-
1962
- 1962-07-27 DE DEG35569A patent/DE1193460B/de active Pending
-
1963
- 1963-07-26 GB GB2985063A patent/GB1052405A/en not_active Expired
- 1963-07-26 FR FR942771A patent/FR1364512A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1052405A (en:Method) | 1966-12-21 |
| DE1193460B (de) | 1965-05-26 |
| FR1364512A (fr) | 1964-06-19 |