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AU5314964A - Improvements relating to roof supporting systems for mine workings - Google Patents

Improvements relating to roof supporting systems for mine workings

Info

Publication number
AU5314964A
AU5314964A AU53149/64A AU5314964A AU5314964A AU 5314964 A AU5314964 A AU 5314964A AU 53149/64 A AU53149/64 A AU 53149/64A AU 5314964 A AU5314964 A AU 5314964A AU 5314964 A AU5314964 A AU 5314964A
Authority
AU
Australia
Prior art keywords
improvements relating
roof supporting
mine workings
supporting systems
systems
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
AU53149/64A
Other versions
AU294670B2 (en
Inventor
Maria Groetschel Karl
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.)
Individual
Original Assignee
Individual
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of AU5314964A publication Critical patent/AU5314964A/en
Publication of AU294670B2 publication Critical patent/AU294670B2/en
Expired legal-status Critical Current

Links

AU53149/64A 1964-12-21 Improvements relating to roof supporting systems for mine workings Expired AU294670B2 (en)

Publications (2)

Publication Number Publication Date
AU5314964A true AU5314964A (en) 1966-06-23
AU294670B2 AU294670B2 (en) 1966-06-23

Family

ID=

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