PL238256A1 - Roof support for an underground mine - Google Patents
Roof support for an underground mineInfo
- Publication number
- PL238256A1 PL238256A1 PL23825682A PL23825682A PL238256A1 PL 238256 A1 PL238256 A1 PL 238256A1 PL 23825682 A PL23825682 A PL 23825682A PL 23825682 A PL23825682 A PL 23825682A PL 238256 A1 PL238256 A1 PL 238256A1
- Authority
- PL
- Poland
- Prior art keywords
- roof support
- underground mine
- mine
- underground
- roof
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL23825682A PL133818B1 (en) | 1982-09-15 | 1982-09-15 | Roof support for an underground mine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL23825682A PL133818B1 (en) | 1982-09-15 | 1982-09-15 | Roof support for an underground mine |
Publications (2)
Publication Number | Publication Date |
---|---|
PL238256A1 true PL238256A1 (en) | 1984-03-26 |
PL133818B1 PL133818B1 (en) | 1985-06-29 |
Family
ID=20014036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL23825682A PL133818B1 (en) | 1982-09-15 | 1982-09-15 | Roof support for an underground mine |
Country Status (1)
Country | Link |
---|---|
PL (1) | PL133818B1 (en) |
-
1982
- 1982-09-15 PL PL23825682A patent/PL133818B1/en unknown
Also Published As
Publication number | Publication date |
---|---|
PL133818B1 (en) | 1985-06-29 |
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