FR1294271A - Anchoring device, in particular for roof bolts of underground galleries - Google Patents
Anchoring device, in particular for roof bolts of underground galleriesInfo
- Publication number
- FR1294271A FR1294271A FR858649A FR858649A FR1294271A FR 1294271 A FR1294271 A FR 1294271A FR 858649 A FR858649 A FR 858649A FR 858649 A FR858649 A FR 858649A FR 1294271 A FR1294271 A FR 1294271A
- 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)
- Dowels (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR858649A FR1294271A (en) | 1961-04-13 | 1961-04-13 | Anchoring device, in particular for roof bolts of underground galleries |
ES0267131A ES267131A1 (en) | 1961-04-13 | 1961-05-04 | An anchoring device, especially for roof bolts of underground galleries (Machine-translation by Google Translate, not legally binding) |
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 |
---|---|---|---|
FR858649A FR1294271A (en) | 1961-04-13 | 1961-04-13 | Anchoring device, in particular for roof bolts of underground galleries |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1294271A true FR1294271A (en) | 1962-05-26 |
Family
ID=8752985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR858649A Expired FR1294271A (en) | 1961-04-13 | 1961-04-13 | Anchoring device, in particular for roof bolts of underground galleries |
Country Status (2)
Country | Link |
---|---|
ES (1) | ES267131A1 (en) |
FR (1) | FR1294271A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4442562A (en) * | 1982-05-07 | 1984-04-17 | Russo Peter J | Method of forming anchor bolts |
-
1961
- 1961-04-13 FR FR858649A patent/FR1294271A/en not_active Expired
- 1961-05-04 ES ES0267131A patent/ES267131A1/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4442562A (en) * | 1982-05-07 | 1984-04-17 | Russo Peter J | Method of forming anchor bolts |
Also Published As
Publication number | Publication date |
---|---|
ES267131A1 (en) | 1961-08-16 |
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