JPS4932162B1 - - Google Patents
Info
- Publication number
- JPS4932162B1 JPS4932162B1 JP44084587A JP8458769A JPS4932162B1 JP S4932162 B1 JPS4932162 B1 JP S4932162B1 JP 44084587 A JP44084587 A JP 44084587A JP 8458769 A JP8458769 A JP 8458769A JP S4932162 B1 JPS4932162 B1 JP S4932162B1
- Authority
- JP
- Japan
- 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
- 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)
- Framework For Endless Conveyors (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Lining And Supports For Tunnels (AREA)
- Reciprocating Conveyors (AREA)
- Manipulator (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691902042 DE1902042A1 (de) | 1969-01-16 | 1969-01-16 | Wandernder Strebausbau fuer untertaegige Grubenbetriebe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4932162B1 true JPS4932162B1 (de) | 1974-08-28 |
Family
ID=5722571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP44084587A Pending JPS4932162B1 (de) | 1969-01-16 | 1969-10-22 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4932162B1 (de) |
| DE (1) | DE1902042A1 (de) |
| GB (1) | GB1251096A (de) |
| PL (1) | PL80383B1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1534382B1 (de) * | 1965-01-15 | 1970-07-23 | Schraubenbach Dr Rer Hort Paul | Kunstformstein,insbesondere Betonformstein |
| DE2234452C2 (de) * | 1972-07-13 | 1984-08-09 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Schreitendes Schildausbaugestell |
| DE2330764C2 (de) * | 1973-06-16 | 1989-08-31 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Einrichtung zur Niveausteuerung einer Gewinnungsmaschine, insbesondere eines Hobels |
| GB1472552A (en) * | 1974-11-15 | 1977-05-04 | Gullick Dobson Ltd | Mine roof supports |
-
1969
- 1969-01-16 DE DE19691902042 patent/DE1902042A1/de active Pending
- 1969-10-22 JP JP44084587A patent/JPS4932162B1/ja active Pending
- 1969-10-30 GB GB1251096D patent/GB1251096A/en not_active Expired
- 1969-12-08 PL PL13738669A patent/PL80383B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PL80383B1 (de) | 1975-08-30 |
| GB1251096A (de) | 1971-10-27 |
| DE1902042A1 (de) | 1970-08-20 |