ZA705514B - Advancing lining assembly - Google Patents
Advancing lining assemblyInfo
- Publication number
- ZA705514B ZA705514B ZA705514A ZA705514A ZA705514B ZA 705514 B ZA705514 B ZA 705514B ZA 705514 A ZA705514 A ZA 705514A ZA 705514 A ZA705514 A ZA 705514A ZA 705514 B ZA705514 B ZA 705514B
- Authority
- ZA
- South Africa
- Prior art keywords
- lining assembly
- advancing
- advancing lining
- assembly
- lining
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/08—Advancing mechanisms
- E21D23/081—Advancing mechanisms forming parts of the roof supports
- E21D23/085—Advancing mechanisms forming parts of the roof supports acting on a conveyor or a guide for the mining machine
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Actuator (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691957521 DE1957521A1 (de) | 1969-11-15 | 1969-11-15 | Schreitendes Ausbaugestell |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA705514B true ZA705514B (en) | 1971-04-28 |
Family
ID=5751196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA705514A ZA705514B (en) | 1969-11-15 | 1970-08-10 | Advancing lining assembly |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE758430A (fr) |
DE (1) | DE1957521A1 (fr) |
FR (1) | FR2071675A5 (fr) |
ZA (1) | ZA705514B (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3034645A1 (de) * | 1980-09-13 | 1982-04-29 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Schreitwerk fuer einen schreitausbau, insbesondere fuer einen schild- oder bockausbau |
-
0
- BE BE758430D patent/BE758430A/fr unknown
-
1969
- 1969-11-15 DE DE19691957521 patent/DE1957521A1/de active Pending
-
1970
- 1970-08-10 ZA ZA705514A patent/ZA705514B/xx unknown
- 1970-09-09 FR FR7032724A patent/FR2071675A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1957521A1 (de) | 1971-05-19 |
BE758430A (fr) | 1971-04-16 |
FR2071675A5 (fr) | 1971-09-17 |
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