BE783438A - Soutenement marchant a boucliers juxtaposes - Google Patents
Soutenement marchant a boucliers juxtaposesInfo
- Publication number
- BE783438A BE783438A BE783438A BE783438A BE783438A BE 783438 A BE783438 A BE 783438A BE 783438 A BE783438 A BE 783438A BE 783438 A BE783438 A BE 783438A BE 783438 A BE783438 A BE 783438A
- Authority
- BE
- Belgium
- Prior art keywords
- juxtaposed
- shields
- walking support
- walking
- support
- Prior art date
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
- E21D23/0436—Means for inclining the base member of the support
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712123544 DE2123544B2 (de) | 1971-05-12 | 1971-05-12 | Wandernder Strebausbau mit nebeneinander angeordneten Schildausbaugestellen |
Publications (1)
Publication Number | Publication Date |
---|---|
BE783438A true BE783438A (fr) | 1972-09-01 |
Family
ID=5807652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE783438A BE783438A (fr) | 1971-05-12 | 1972-05-12 | Soutenement marchant a boucliers juxtaposes |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE783438A (fr) |
DE (1) | DE2123544B2 (fr) |
FR (1) | FR2137650B1 (fr) |
GB (1) | GB1386874A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2540048C2 (de) * | 1975-09-09 | 1984-01-26 | Klöckner-Werke AG, 4100 Duisburg | Vorrichtung mit einem Rückzylinder für ein mit einem Strebförderer wanderndes Schildausbaugestell und mit einem Schubkolbengetriebe zum Anheben des Kohlenstoßseitigen Endes der Liegendschwelle während des Rückens |
DE3400771A1 (de) * | 1984-01-12 | 1985-07-18 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Ausbaugestell, insbesondere schildausbaugestell, mit einer hubvorrichtung zum anheben der liegendkufen |
GB2199068B (en) * | 1986-12-23 | 1991-01-09 | Gullick Dobson Ltd | Mine roof supports |
-
1971
- 1971-05-12 DE DE19712123544 patent/DE2123544B2/de not_active Ceased
-
1972
- 1972-05-09 FR FR7216471A patent/FR2137650B1/fr not_active Expired
- 1972-05-11 GB GB2200972A patent/GB1386874A/en not_active Expired
- 1972-05-12 BE BE783438A patent/BE783438A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
GB1386874A (en) | 1975-03-12 |
FR2137650B1 (fr) | 1976-08-06 |
FR2137650A1 (fr) | 1972-12-29 |
DE2123544A1 (de) | 1972-11-30 |
DE2123544B2 (de) | 1974-09-05 |
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