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AU290833B2 - Improvements relating to advancing mine roof supports - Google Patents
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AU290833B2 - Improvements relating to advancing mine roof supports - Google Patents

Improvements relating to advancing mine roof supports

Info

Publication number
AU290833B2
AU290833B2 AU48210/64A AU4821064A AU290833B2 AU 290833 B2 AU290833 B2 AU 290833B2 AU 48210/64 A AU48210/64 A AU 48210/64A AU 4821064 A AU4821064 A AU 4821064A AU 290833 B2 AU290833 B2 AU 290833B2
Authority
AU
Australia
Prior art keywords
improvements relating
mine roof
roof supports
advancing mine
advancing
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
Application number
AU48210/64A
Other versions
AU4821064A (en
Inventor
Weirich Walter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoesch-Bergbautechnik Gm B H
Original Assignee
Hoesch-Bergbautechnik Gm B H
Filing date
Publication date
Application filed by Hoesch-Bergbautechnik Gm B H filed Critical Hoesch-Bergbautechnik Gm B H
Application granted granted Critical
Publication of AU4821064A publication Critical patent/AU4821064A/en
Publication of AU290833B2 publication Critical patent/AU290833B2/en
Expired legal-status Critical Current

Links

AU48210/64A 1964-08-18 Improvements relating to advancing mine roof supports Expired AU290833B2 (en)

Publications (2)

Publication Number Publication Date
AU4821064A AU4821064A (en) 1966-02-24
AU290833B2 true AU290833B2 (en) 1966-02-24

Family

ID=

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