FR80143E - Anchoring device, in particular for roof bolts of underground galleries - Google Patents
Anchoring device, in particular for roof bolts of underground galleriesInfo
- Publication number
- FR80143E FR80143E FR868935A FR868935A FR80143E FR 80143 E FR80143 E FR 80143E FR 868935 A FR868935 A FR 868935A FR 868935 A FR868935 A FR 868935A FR 80143 E FR80143 E FR 80143E
- 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 |
---|---|---|---|
FR868935A FR80143E (en) | 1961-07-25 | 1961-07-25 | Anchoring device, in particular for roof bolts of underground galleries |
ES270971A ES270971A2 (en) | 1961-07-25 | 1961-10-06 | Anchorage 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 |
---|---|---|---|
FR868935A FR80143E (en) | 1961-07-25 | 1961-07-25 | Anchoring device, in particular for roof bolts of underground galleries |
Publications (1)
Publication Number | Publication Date |
---|---|
FR80143E true FR80143E (en) | 1963-03-15 |
Family
ID=8760005
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR868935A Expired FR80143E (en) | 1961-04-13 | 1961-07-25 | Anchoring device, in particular for roof bolts of underground galleries |
Country Status (2)
Country | Link |
---|---|
ES (1) | ES270971A2 (en) |
FR (1) | FR80143E (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3334363A (en) * | 1964-02-24 | 1967-08-08 | Monsanto Co | Sleeping bag |
US3448651A (en) * | 1967-06-02 | 1969-06-10 | Usm Corp | Expansion bolts |
-
1961
- 1961-07-25 FR FR868935A patent/FR80143E/en not_active Expired
- 1961-10-06 ES ES270971A patent/ES270971A2/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3334363A (en) * | 1964-02-24 | 1967-08-08 | Monsanto Co | Sleeping bag |
US3448651A (en) * | 1967-06-02 | 1969-06-10 | Usm Corp | Expansion bolts |
Also Published As
Publication number | Publication date |
---|---|
ES270971A2 (en) | 1962-03-16 |
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