FR82755E - Anchoring device in particular for roof bolts of underground galleries - Google Patents
Anchoring device in particular for roof bolts of underground galleriesInfo
- Publication number
- FR82755E FR82755E FR892548A FR892548A FR82755E FR 82755 E FR82755 E FR 82755E FR 892548 A FR892548 A FR 892548A FR 892548 A FR892548 A FR 892548A FR 82755 E FR82755 E FR 82755E
- Authority
- FR
- France
- Prior art keywords
- anchoring device
- roof bolts
- underground galleries
- galleries
- underground
- 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
- 238000004873 anchoring Methods 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR892548A FR82755E (en) | 1962-03-28 | 1962-03-28 | Anchoring device in particular for roof bolts of underground galleries |
GB1425262A GB1008863A (en) | 1961-04-13 | 1962-04-12 | Anchoring device, particularly for roof bolts in underground galleries |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR892548A FR82755E (en) | 1962-03-28 | 1962-03-28 | Anchoring device in particular for roof bolts of underground galleries |
Publications (1)
Publication Number | Publication Date |
---|---|
FR82755E true FR82755E (en) | 1964-04-17 |
Family
ID=8775535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR892548A Expired FR82755E (en) | 1961-04-13 | 1962-03-28 | Anchoring device in particular for roof bolts of underground galleries |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR82755E (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3439576A (en) * | 1965-05-20 | 1969-04-22 | Lester Lerich | Wedge type expansion bolt |
-
1962
- 1962-03-28 FR FR892548A patent/FR82755E/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3439576A (en) * | 1965-05-20 | 1969-04-22 | Lester Lerich | Wedge type expansion bolt |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR1368123A (en) | Anchoring method and removable anchoring device | |
BE772140A (en) | CABLE STOPPING DEVICE | |
FR1268624A (en) | Advanced anchoring device | |
FR1327260A (en) | Anchoring device, in particular for stabilizing mine roofs | |
FR82755E (en) | Anchoring device in particular for roof bolts of underground galleries | |
FR80143E (en) | Anchoring device, in particular for roof bolts of underground galleries | |
FR1294271A (en) | Anchoring device, in particular for roof bolts of underground galleries | |
FR1278994A (en) | Method and device for carrying out underground galleries made of cast material on site | |
FR1223043A (en) | Cable anchoring system for prestressed concrete structures | |
FR1312473A (en) | Anchor device for mining | |
FR1379706A (en) | Advanced cable anchoring device | |
FR1342215A (en) | Anchoring device | |
FR1250852A (en) | Anchoring device for the support of underground excavations | |
FR84470E (en) | Anchoring device, in particular for bolting to the roof of mine galleries | |
FR1489038A (en) | Method and device for the construction of galleries and tunnels | |
CH346573A (en) | Rail anchoring device | |
FR87644E (en) | Anchoring device | |
FR1197984A (en) | Anchoring device especially for mines | |
FR1380277A (en) | Anchoring device for cables of prestressed parts | |
FR1262423A (en) | Anchoring device for prestressed concrete | |
FR84750E (en) | Anchoring device, in particular for bolting to the roof of mine galleries | |
FR1287437A (en) | Anchoring device for cables | |
BE605863A (en) | Device for laying props in mine galleries | |
FR1392587A (en) | Improved device and method for the construction of corbelled structures | |
FR1341663A (en) | Anchoring device |