BE675885A - - Google Patents
Info
- Publication number
- BE675885A BE675885A BE675885DA BE675885A BE 675885 A BE675885 A BE 675885A BE 675885D A BE675885D A BE 675885DA BE 675885 A BE675885 A BE 675885A
- Authority
- BE
- Belgium
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Transmission Devices (AREA)
- Framework For Endless Conveyors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6501331A NL6501331A (it) | 1965-02-03 | 1965-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE675885A true BE675885A (it) | 1966-08-01 |
Family
ID=19792260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE675885D BE675885A (it) | 1965-02-03 | 1966-02-01 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3393522A (it) |
| BE (1) | BE675885A (it) |
| GB (1) | GB1134862A (it) |
| NL (1) | NL6501331A (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL113252B1 (en) * | 1978-02-23 | 1980-11-29 | Ts Osrodek P K Maszyn Gorniczy | Walking roof supporting structure |
| CN106050284A (zh) * | 2016-07-15 | 2016-10-26 | 山东兖煤黑豹矿业装备有限公司 | 平行作业式快速掘进支护系统及构建方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3097829A (en) * | 1959-01-16 | 1963-07-16 | Gullick Ltd | Roof support in mines |
| DE1170354B (de) * | 1960-07-13 | 1964-05-21 | Rheinstahl Gmbh Wanheim | Fuehrungsvorrichtung fuer maschinell rueckbare Ausbaurahmen |
| US3197965A (en) * | 1961-01-10 | 1965-08-03 | Electro Hydraulies Ltd | Self-advancing mine roof supports |
| FR1346972A (fr) * | 1962-03-19 | 1963-12-27 | Gewerk Eisenhuette Westfalia | Châssis de soutènement mobile à avancement automatique, utilisable notamment dans les mines |
-
1965
- 1965-02-03 NL NL6501331A patent/NL6501331A/xx unknown
-
1966
- 1966-01-31 GB GB4245/66A patent/GB1134862A/en not_active Expired
- 1966-02-01 BE BE675885D patent/BE675885A/xx unknown
- 1966-02-02 US US524528A patent/US3393522A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3393522A (en) | 1968-07-23 |
| NL6501331A (it) | 1966-08-04 |
| GB1134862A (en) | 1968-11-27 |