FR1417029A - Crampon souple pour toit de mine - Google Patents
Crampon souple pour toit de mineInfo
- Publication number
- FR1417029A FR1417029A FR998298A FR998298A FR1417029A FR 1417029 A FR1417029 A FR 1417029A FR 998298 A FR998298 A FR 998298A FR 998298 A FR998298 A FR 998298A FR 1417029 A FR1417029 A FR 1417029A
- Authority
- FR
- France
- Prior art keywords
- mine roof
- flexible clamp
- clamp
- flexible
- mine
- 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
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/008—Anchoring or tensioning means
-
- 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
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
- E21D21/006—Anchoring-bolts made of cables or wires
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 |
---|---|---|---|
FR998298A FR1417029A (fr) | 1964-12-10 | 1964-12-10 | Crampon souple pour toit de mine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR998298A FR1417029A (fr) | 1964-12-10 | 1964-12-10 | Crampon souple pour toit de mine |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1417029A true FR1417029A (fr) | 1965-11-05 |
Family
ID=8844593
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR998298A Expired FR1417029A (fr) | 1964-12-10 | 1964-12-10 | Crampon souple pour toit de mine |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1417029A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3478641A (en) * | 1967-02-07 | 1969-11-18 | Dohmeier Hans Otto | Anchor or roof bolts and the like |
WO1995013453A1 (fr) * | 1993-11-12 | 1995-05-18 | Johannes Radtke | Tirant de cable d'injection |
-
1964
- 1964-12-10 FR FR998298A patent/FR1417029A/fr not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3478641A (en) * | 1967-02-07 | 1969-11-18 | Dohmeier Hans Otto | Anchor or roof bolts and the like |
WO1995013453A1 (fr) * | 1993-11-12 | 1995-05-18 | Johannes Radtke | Tirant de cable d'injection |
US5791824A (en) * | 1993-11-12 | 1998-08-11 | Radtke; Johannes | Injection cable bolt |
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