PL244493A1 - Shield-type roof support - Google Patents
Shield-type roof supportInfo
- Publication number
- PL244493A1 PL244493A1 PL24449383A PL24449383A PL244493A1 PL 244493 A1 PL244493 A1 PL 244493A1 PL 24449383 A PL24449383 A PL 24449383A PL 24449383 A PL24449383 A PL 24449383A PL 244493 A1 PL244493 A1 PL 244493A1
- Authority
- PL
- Poland
- Prior art keywords
- shield
- roof support
- type roof
- type
- support
- Prior art date
Links
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL24449383A PL139959B1 (en) | 1983-11-10 | 1983-11-10 | Shield-type roof support |
CS845437A CS543784A2 (en) | 1983-07-16 | 1984-07-13 | Reinforcing protective mine casing pipe |
YU122684A YU122684A (en) | 1983-07-16 | 1984-07-13 | Supporting protective cladding for mines |
HU274684A HU190935B (en) | 1983-07-16 | 1984-07-13 | Mine supporting device |
DE19843426179 DE3426179A1 (en) | 1983-07-16 | 1984-07-16 | Mining support system with prop protection |
DE19843448126 DE3448126C2 (en) | 1983-07-16 | 1984-07-16 | Shield-type support assembly for underground mining |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL24449383A PL139959B1 (en) | 1983-11-10 | 1983-11-10 | Shield-type roof support |
Publications (2)
Publication Number | Publication Date |
---|---|
PL244493A1 true PL244493A1 (en) | 1985-05-21 |
PL139959B1 PL139959B1 (en) | 1987-03-31 |
Family
ID=20019106
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL24449383A PL139959B1 (en) | 1983-07-16 | 1983-11-10 | Shield-type roof support |
Country Status (1)
Country | Link |
---|---|
PL (1) | PL139959B1 (en) |
-
1983
- 1983-11-10 PL PL24449383A patent/PL139959B1/en unknown
Also Published As
Publication number | Publication date |
---|---|
PL139959B1 (en) | 1987-03-31 |
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