DE7627866U1 - - Google Patents
Info
- Publication number
- DE7627866U1 DE7627866U1 DE7627866U DE7627866DU DE7627866U1 DE 7627866 U1 DE7627866 U1 DE 7627866U1 DE 7627866 U DE7627866 U DE 7627866U DE 7627866D U DE7627866D U DE 7627866DU DE 7627866 U1 DE7627866 U1 DE 7627866U1
- Authority
- DE
- Germany
- 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.)
- Active
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/005—Props; Chocks, e.g. made of flexible containers filled with backfilling material characterised by the material
- E21D15/007—Props; Chocks, e.g. made of flexible containers filled with backfilling material characterised by the material spark-reducing
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
DE7627866U1 true DE7627866U1 (ro) |
Family
ID=1319237
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE7627866U Active DE7627866U1 (ro) |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE7627866U1 (ro) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2363692A1 (fr) * | 1976-09-07 | 1978-03-31 | Schumacher Anna | Etancon de mine anti-etincelles et anti-chocs |
-
0
- DE DE7627866U patent/DE7627866U1/de active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2363692A1 (fr) * | 1976-09-07 | 1978-03-31 | Schumacher Anna | Etancon de mine anti-etincelles et anti-chocs |
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