BE543208A - - Google Patents
Info
- Publication number
- BE543208A BE543208A BE543208DA BE543208A BE 543208 A BE543208 A BE 543208A BE 543208D A BE543208D A BE 543208DA BE 543208 A BE543208 A BE 543208A
- 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
- E21D23/03—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor having protective means, e.g. shields, for preventing or impeding entry of loose material into the working space or support
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
- E21F15/02—Supporting means, e.g. shuttering, for filling-up materials
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT1136221X | 1955-01-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE543208A true BE543208A (en) |
Family
ID=3686043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE543208D BE543208A (en) | 1955-01-26 |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE543208A (en) |
FR (1) | FR1136221A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4737051A (en) * | 1985-12-05 | 1988-04-12 | Hermann Hemscheidt Maschinenfabrik Gmbh & Co. | Mobile mine-roof support |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1171859B (en) * | 1960-09-10 | 1964-06-11 | Albert Hamel | Support device for used hanging wall |
AT252848B (en) * | 1965-06-15 | 1967-03-10 | Oesterr Alpine Montan | Extension frame for pits |
CN113685213B (en) * | 2021-08-18 | 2024-05-31 | 山东科技大学 | Continuous mining continuous filling system without permanent support filling and implementation method |
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0
- BE BE543208D patent/BE543208A/xx unknown
-
1955
- 1955-11-28 FR FR1136221D patent/FR1136221A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4737051A (en) * | 1985-12-05 | 1988-04-12 | Hermann Hemscheidt Maschinenfabrik Gmbh & Co. | Mobile mine-roof support |
Also Published As
Publication number | Publication date |
---|---|
FR1136221A (en) | 1957-05-10 |