JPS5681798A - Roof plate for mine - Google Patents
Roof plate for mineInfo
- Publication number
- JPS5681798A JPS5681798A JP12475380A JP12475380A JPS5681798A JP S5681798 A JPS5681798 A JP S5681798A JP 12475380 A JP12475380 A JP 12475380A JP 12475380 A JP12475380 A JP 12475380A JP S5681798 A JPS5681798 A JP S5681798A
- Authority
- JP
- Japan
- Prior art keywords
- mine
- roof plate
- roof
- plate
- 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.)
- Pending
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
- E21D21/0086—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)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
- Rock Bolts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9983679A | 1979-12-03 | 1979-12-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5681798A true JPS5681798A (en) | 1981-07-04 |
Family
ID=22276846
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12475380A Pending JPS5681798A (en) | 1979-12-03 | 1980-09-10 | Roof plate for mine |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5681798A (en) |
AU (1) | AU537481B2 (en) |
CA (1) | CA1161675A (en) |
FR (1) | FR2470852A1 (en) |
ZA (1) | ZA804722B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0922611A (en) * | 1994-12-21 | 1997-01-21 | Mitsuru Kusanagi | Manufacture of luminaire using bark of wild cherry tree |
JP2019065599A (en) * | 2017-10-02 | 2019-04-25 | 日鐵住金建材株式会社 | Pressure receiving member, reinforcement structure and reinforcement method of earth and sand structure |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060285929A1 (en) * | 2005-06-16 | 2006-12-21 | Valgora George G | Bearing plate having tab |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4112693A (en) * | 1976-09-30 | 1978-09-12 | Kaiser Steel Corporation | Mine roof support plate |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2748594A (en) * | 1952-11-04 | 1956-06-05 | Lukens Steel Co | Roof bolt |
-
1980
- 1980-08-04 AU AU61051/80A patent/AU537481B2/en not_active Expired
- 1980-08-04 ZA ZA00804722A patent/ZA804722B/en unknown
- 1980-08-05 CA CA000357632A patent/CA1161675A/en not_active Expired
- 1980-09-10 JP JP12475380A patent/JPS5681798A/en active Pending
- 1980-11-27 FR FR8025193A patent/FR2470852A1/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4112693A (en) * | 1976-09-30 | 1978-09-12 | Kaiser Steel Corporation | Mine roof support plate |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0922611A (en) * | 1994-12-21 | 1997-01-21 | Mitsuru Kusanagi | Manufacture of luminaire using bark of wild cherry tree |
JP2019065599A (en) * | 2017-10-02 | 2019-04-25 | 日鐵住金建材株式会社 | Pressure receiving member, reinforcement structure and reinforcement method of earth and sand structure |
Also Published As
Publication number | Publication date |
---|---|
FR2470852B1 (en) | 1984-11-23 |
AU537481B2 (en) | 1984-06-28 |
FR2470852A1 (en) | 1981-06-12 |
ZA804722B (en) | 1981-07-29 |
CA1161675A (en) | 1984-02-07 |
AU6105180A (en) | 1981-06-11 |
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