FR1146728A - Improvements to machines for dismantling arched support frames for mine galleries - Google Patents
Improvements to machines for dismantling arched support frames for mine galleriesInfo
- Publication number
- FR1146728A FR1146728A FR1146728DA FR1146728A FR 1146728 A FR1146728 A FR 1146728A FR 1146728D A FR1146728D A FR 1146728DA FR 1146728 A FR1146728 A FR 1146728A
- Authority
- FR
- France
- Prior art keywords
- dismantling
- machines
- support frames
- arched support
- mine galleries
- 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
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (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 |
---|---|---|---|
DE1146728X | 1956-01-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1146728A true FR1146728A (en) | 1957-11-14 |
Family
ID=7727040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1146728D Expired FR1146728A (en) | 1956-01-09 | 1956-01-30 | Improvements to machines for dismantling arched support frames for mine galleries |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1146728A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2216643A1 (en) * | 1972-04-07 | 1973-10-11 | Bergbaustahl Gmbh & Co | METHOD AND DEVICE FOR ASSEMBLING LINE STRUCTURES, IN PARTICULAR FOR MACHINE LINE FORWARD DRIVING WITH SECTION CUTTING MACHINES IN MINING |
-
1956
- 1956-01-30 FR FR1146728D patent/FR1146728A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2216643A1 (en) * | 1972-04-07 | 1973-10-11 | Bergbaustahl Gmbh & Co | METHOD AND DEVICE FOR ASSEMBLING LINE STRUCTURES, IN PARTICULAR FOR MACHINE LINE FORWARD DRIVING WITH SECTION CUTTING MACHINES IN MINING |
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