FR1176512A - Dispositif de boisage - Google Patents
Dispositif de boisageInfo
- Publication number
- FR1176512A FR1176512A FR1176512DA FR1176512A FR 1176512 A FR1176512 A FR 1176512A FR 1176512D A FR1176512D A FR 1176512DA FR 1176512 A FR1176512 A FR 1176512A
- Authority
- FR
- France
- Prior art keywords
- timbering device
- timbering
- 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
- E21D17/00—Caps for supporting mine roofs
- E21D17/02—Cantilever extension or similar protecting devices
- E21D17/0206—Hydraulically operated extension devices
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 |
---|---|---|---|
DE1176512X | 1956-06-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1176512A true FR1176512A (fr) | 1959-04-13 |
Family
ID=7729801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1176512D Expired FR1176512A (fr) | 1956-06-05 | 1957-06-05 | Dispositif de boisage |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1176512A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3312071A (en) * | 1965-05-08 | 1967-04-04 | Gewerk Eisenhuette Westfalia | Mine roof support cap with cantilever projection member |
US6017104A (en) * | 1993-10-26 | 2000-01-25 | Cms Costruzioni Meccaniche Sestesi Srl | Cabinet structure, having variable size, for electric and/or electronic equipments |
-
1957
- 1957-06-05 FR FR1176512D patent/FR1176512A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3312071A (en) * | 1965-05-08 | 1967-04-04 | Gewerk Eisenhuette Westfalia | Mine roof support cap with cantilever projection member |
US6017104A (en) * | 1993-10-26 | 2000-01-25 | Cms Costruzioni Meccaniche Sestesi Srl | Cabinet structure, having variable size, for electric and/or electronic equipments |
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