AU6736865A - Improvements relating to roof supports for mine workings - Google Patents

Improvements relating to roof supports for mine workings

Info

Publication number
AU6736865A
AU6736865A AU67368/65A AU6736865A AU6736865A AU 6736865 A AU6736865 A AU 6736865A AU 67368/65 A AU67368/65 A AU 67368/65A AU 6736865 A AU6736865 A AU 6736865A AU 6736865 A AU6736865 A AU 6736865A
Authority
AU
Australia
Prior art keywords
improvements relating
roof supports
mine workings
workings
mine
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
AU67368/65A
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
Publication of AU6736865A publication Critical patent/AU6736865A/en
Expired legal-status Critical Current

Links

AU67368/65A 1965-12-01 Improvements relating to roof supports for mine workings Expired AU6736865A (en)

Publications (1)

Publication Number Publication Date
AU6736865A true AU6736865A (en) 1967-06-01

Family

ID=

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