BE676290A - - Google Patents
Info
- Publication number
- BE676290A BE676290A BE676290DA BE676290A BE 676290 A BE676290 A BE 676290A BE 676290D A BE676290D A BE 676290DA BE 676290 A BE676290 A BE 676290A
- 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
- E21D23/08—Advancing mechanisms
- E21D23/081—Advancing mechanisms forming parts of the roof supports
- E21D23/082—Advancing mechanisms forming parts of the roof supports acting solely on the elements 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
-
- 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
- E21D23/0418—Positioning devices and stabilizing means for the props
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)
- Body Structure For Vehicles (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEH0055434 | 1965-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE676290A true BE676290A (xx) | 1966-06-16 |
Family
ID=7159032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE676290D BE676290A (xx) | 1965-03-11 | 1966-02-10 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3397544A (xx) |
| BE (1) | BE676290A (xx) |
| GB (1) | GB1135808A (xx) |
| NL (1) | NL6602803A (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3651652A (en) * | 1969-04-03 | 1972-03-28 | Gewerk Eisenhuette Westfalia | Support assemblies for mineral mines |
| DE2547853C2 (de) * | 1975-10-25 | 1984-04-05 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Schildausbaueinheit |
| EA031964B1 (ru) * | 2017-02-03 | 2019-03-29 | Каким Манапович Бейсембаев | Секция шагающей шахтной крепи |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3295331A (en) * | 1963-04-05 | 1967-01-03 | Gewerk Eisenhuette Westfalia | Movable mining support |
| DE1178813B (de) * | 1963-08-23 | 1964-10-01 | Hoesch Bergbautechnik G M B H | Elastische Aufhaengung zur Verbindung von Ausbaurahmen |
-
1966
- 1966-02-10 BE BE676290D patent/BE676290A/xx unknown
- 1966-03-04 NL NL6602803A patent/NL6602803A/xx unknown
- 1966-03-08 US US532762A patent/US3397544A/en not_active Expired - Lifetime
- 1966-03-11 GB GB10845/66A patent/GB1135808A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1135808A (en) | 1968-12-04 |
| NL6602803A (xx) | 1966-09-12 |
| US3397544A (en) | 1968-08-20 |