FR1250852A - Anchoring device for the support of underground excavations - Google Patents
Anchoring device for the support of underground excavationsInfo
- Publication number
- FR1250852A FR1250852A FR819236A FR819236A FR1250852A FR 1250852 A FR1250852 A FR 1250852A FR 819236 A FR819236 A FR 819236A FR 819236 A FR819236 A FR 819236A FR 1250852 A FR1250852 A FR 1250852A
- Authority
- FR
- France
- Prior art keywords
- support
- anchoring device
- underground excavations
- excavations
- 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
- 238000009412 basement excavation 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
- E21D21/008—Anchoring or tensioning means
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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR819236A FR1250852A (en) | 1960-02-22 | 1960-02-22 | Anchoring device for the support of underground excavations |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR819236A FR1250852A (en) | 1960-02-22 | 1960-02-22 | Anchoring device for the support of underground excavations |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1250852A true FR1250852A (en) | 1961-01-13 |
Family
ID=8725621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR819236A Expired FR1250852A (en) | 1960-02-22 | 1960-02-22 | Anchoring device for the support of underground excavations |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1250852A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3175455A (en) * | 1961-08-02 | 1965-03-30 | Jettron Products Inc | Anchoring device with expansible wedge elements |
-
1960
- 1960-02-22 FR FR819236A patent/FR1250852A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3175455A (en) * | 1961-08-02 | 1965-03-30 | Jettron Products Inc | Anchoring device with expansible wedge elements |
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