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AU487333B2 - Improvements in or relating to mine roof supports - Google Patents
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AU487333B2 - Improvements in or relating to mine roof supports - Google Patents

Improvements in or relating to mine roof supports

Info

Publication number
AU487333B2
AU487333B2 AU57826/73A AU5782673A AU487333B2 AU 487333 B2 AU487333 B2 AU 487333B2 AU 57826/73 A AU57826/73 A AU 57826/73A AU 5782673 A AU5782673 A AU 5782673A AU 487333 B2 AU487333 B2 AU 487333B2
Authority
AU
Australia
Prior art keywords
relating
mine roof
roof supports
supports
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
AU57826/73A
Other versions
AU5782673A (en
Inventor
Shuttleworth Peter
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.)
Mastabar Mining Equipment Co Ltd
Original Assignee
Mastabar Mining Equipment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from GB3300172A external-priority patent/GB1408429A/en
Application filed by Mastabar Mining Equipment Co Ltd filed Critical Mastabar Mining Equipment Co Ltd
Application granted granted Critical
Publication of AU487333B2 publication Critical patent/AU487333B2/en
Publication of AU5782673A publication Critical patent/AU5782673A/en
Expired legal-status Critical Current

Links

AU57826/73A 1972-07-14 1973-07-06 Improvements in or relating to mine roof supports Expired AU487333B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3300172A GB1408429A (en) 1972-07-14 1972-07-14 Mine roof supports
GBGB1972 1972-07-14

Publications (2)

Publication Number Publication Date
AU487333B2 true AU487333B2 (en) 1975-01-09
AU5782673A AU5782673A (en) 1975-01-09

Family

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