AU1760270A - Roof supporting unit for mines and method of operating the same - Google Patents
Roof supporting unit for mines and method of operating the sameInfo
- Publication number
- AU1760270A AU1760270A AU17602/70A AU1760270A AU1760270A AU 1760270 A AU1760270 A AU 1760270A AU 17602/70 A AU17602/70 A AU 17602/70A AU 1760270 A AU1760270 A AU 1760270A AU 1760270 A AU1760270 A AU 1760270A
- Authority
- AU
- Australia
- Prior art keywords
- mines
- operating
- same
- supporting unit
- roof supporting
- 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.)
- Expired
Links
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEDE81962 | 1969-12-13 | ||
DE19691962742 DE1962742A1 (en) | 1969-12-15 | 1969-12-15 | Pit lining with a handlebar connected to the cap |
DE19702012228 DE2012228A1 (en) | 1969-04-07 | 1970-03-14 | Shut-off device for infusion and transfusion sets |
DEDE820122 | 1970-03-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
AU1760270A true AU1760270A (en) | 1972-01-20 |
Family
ID=36388246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU17602/70A Expired AU1760270A (en) | 1969-12-15 | 1970-07-15 | Roof supporting unit for mines and method of operating the same |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU1760270A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110821542A (en) * | 2018-08-07 | 2020-02-21 | 卡特彼勒环球矿业欧洲有限公司 | Self-propelled roof support for longwall mining systems |
-
1970
- 1970-07-15 AU AU17602/70A patent/AU1760270A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110821542A (en) * | 2018-08-07 | 2020-02-21 | 卡特彼勒环球矿业欧洲有限公司 | Self-propelled roof support for longwall mining systems |
CN110821542B (en) * | 2018-08-07 | 2024-05-10 | 卡特彼勒公司 | Self-propelled roof rack for longwall mining system |
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