FR1082308A - Movable support for mines - Google Patents
Movable support for minesInfo
- Publication number
- FR1082308A FR1082308A FR1082308DA FR1082308A FR 1082308 A FR1082308 A FR 1082308A FR 1082308D A FR1082308D A FR 1082308DA FR 1082308 A FR1082308 A FR 1082308A
- Authority
- FR
- France
- Prior art keywords
- mines
- movable support
- movable
- support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- E21D23/0052—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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1082308X | 1952-08-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1082308A true FR1082308A (en) | 1954-12-28 |
Family
ID=7721002
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1082308D Expired FR1082308A (en) | 1952-08-18 | 1953-08-18 | Movable support for mines |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1082308A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1091063B (en) * | 1955-04-04 | 1960-10-20 | Dowty Mining Equipment Ltd | Hydraulic control device for a support device of the hanging wall that can be moved in the direction of the coal face |
DE974823C (en) * | 1955-05-28 | 1961-05-18 | Gewerk Eisenhuette Westfalia | Wandering pit support |
-
1953
- 1953-08-18 FR FR1082308D patent/FR1082308A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1091063B (en) * | 1955-04-04 | 1960-10-20 | Dowty Mining Equipment Ltd | Hydraulic control device for a support device of the hanging wall that can be moved in the direction of the coal face |
DE974823C (en) * | 1955-05-28 | 1961-05-18 | Gewerk Eisenhuette Westfalia | Wandering pit support |
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