JPS5777800A - Rock bolt - Google Patents
Rock boltInfo
- Publication number
- JPS5777800A JPS5777800A JP15384880A JP15384880A JPS5777800A JP S5777800 A JPS5777800 A JP S5777800A JP 15384880 A JP15384880 A JP 15384880A JP 15384880 A JP15384880 A JP 15384880A JP S5777800 A JPS5777800 A JP S5777800A
- Authority
- JP
- Japan
- Prior art keywords
- rock bolt
- rock
- bolt
- 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.)
- Granted
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15384880A JPS5777800A (en) | 1980-11-04 | 1980-11-04 | Rock bolt |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15384880A JPS5777800A (en) | 1980-11-04 | 1980-11-04 | Rock bolt |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5777800A true JPS5777800A (en) | 1982-05-15 |
JPS6362640B2 JPS6362640B2 (en) | 1988-12-02 |
Family
ID=15571416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15384880A Granted JPS5777800A (en) | 1980-11-04 | 1980-11-04 | Rock bolt |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5777800A (en) |
-
1980
- 1980-11-04 JP JP15384880A patent/JPS5777800A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6362640B2 (en) | 1988-12-02 |
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