FR1304298A - bearing element for rock bolts, in particular for mine galleries, tunnels and similar structures - Google Patents
bearing element for rock bolts, in particular for mine galleries, tunnels and similar structuresInfo
- Publication number
- FR1304298A FR1304298A FR876625A FR876625A FR1304298A FR 1304298 A FR1304298 A FR 1304298A FR 876625 A FR876625 A FR 876625A FR 876625 A FR876625 A FR 876625A FR 1304298 A FR1304298 A FR 1304298A
- Authority
- FR
- France
- Prior art keywords
- tunnels
- bearing element
- similar structures
- rock bolts
- mine galleries
- 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
- 239000011435 rock Substances 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
- E21D21/0086—Bearing plates
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 |
---|---|---|---|
FR876625A FR1304298A (en) | 1961-10-20 | 1961-10-20 | bearing element for rock bolts, in particular for mine galleries, tunnels and similar structures |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR876625A FR1304298A (en) | 1961-10-20 | 1961-10-20 | bearing element for rock bolts, in particular for mine galleries, tunnels and similar structures |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1304298A true FR1304298A (en) | 1962-09-21 |
Family
ID=8765124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR876625A Expired FR1304298A (en) | 1961-10-20 | 1961-10-20 | bearing element for rock bolts, in particular for mine galleries, tunnels and similar structures |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1304298A (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4037418A (en) * | 1976-05-12 | 1977-07-26 | Phillips Stamping Co., Inc. | Load supporting bearing plate |
US4052860A (en) * | 1974-12-09 | 1977-10-11 | Environmental Engineering Dr. Ing. Alterman Ltd. | Construction of underground tunnels and rock chambers |
US4095430A (en) * | 1976-05-12 | 1978-06-20 | Phillips Stamping Co., Inc. | Load supporting bearing plate |
US4095431A (en) * | 1976-05-12 | 1978-06-20 | Phillips Stamping Co., Inc. | Load supporting bearing plate |
US4618290A (en) * | 1983-06-27 | 1986-10-21 | Hansen Roger M | Precast roof bearing block |
US4708559A (en) * | 1986-07-08 | 1987-11-24 | F. M. Locotos Co., Inc. | Reinforcing washer for a mine roof bolt assembly |
US5292209A (en) * | 1993-05-14 | 1994-03-08 | Jennmar Corporation | Bearing plate |
NO20210879A1 (en) * | 2021-07-07 | 2023-01-09 | Tunnelsupply As | Struts for supporting bolts when fitting in tunnels and rock spaces and method for mounting the struts |
-
1961
- 1961-10-20 FR FR876625A patent/FR1304298A/en not_active Expired
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4052860A (en) * | 1974-12-09 | 1977-10-11 | Environmental Engineering Dr. Ing. Alterman Ltd. | Construction of underground tunnels and rock chambers |
US4037418A (en) * | 1976-05-12 | 1977-07-26 | Phillips Stamping Co., Inc. | Load supporting bearing plate |
US4095430A (en) * | 1976-05-12 | 1978-06-20 | Phillips Stamping Co., Inc. | Load supporting bearing plate |
US4095431A (en) * | 1976-05-12 | 1978-06-20 | Phillips Stamping Co., Inc. | Load supporting bearing plate |
US4618290A (en) * | 1983-06-27 | 1986-10-21 | Hansen Roger M | Precast roof bearing block |
US4708559A (en) * | 1986-07-08 | 1987-11-24 | F. M. Locotos Co., Inc. | Reinforcing washer for a mine roof bolt assembly |
US5292209A (en) * | 1993-05-14 | 1994-03-08 | Jennmar Corporation | Bearing plate |
NO20210879A1 (en) * | 2021-07-07 | 2023-01-09 | Tunnelsupply As | Struts for supporting bolts when fitting in tunnels and rock spaces and method for mounting the struts |
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