AU450824B2 - Improvements in or relating to mine roof supports - Google Patents

Improvements in or relating to mine roof supports

Info

Publication number
AU450824B2
AU450824B2 AU30458/71A AU3045871A AU450824B2 AU 450824 B2 AU450824 B2 AU 450824B2 AU 30458/71 A AU30458/71 A AU 30458/71A AU 3045871 A AU3045871 A AU 3045871A AU 450824 B2 AU450824 B2 AU 450824B2
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
AU30458/71A
Other versions
AU3045871A (en
Inventor
Beaumont Smith David
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.)
Fletcher Sutcliffe Wild Ltd
Original Assignee
Fletcher Sutcliffe Wild 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
Application filed by Fletcher Sutcliffe Wild Ltd filed Critical Fletcher Sutcliffe Wild Ltd
Application granted granted Critical
Publication of AU450824B2 publication Critical patent/AU450824B2/en
Publication of AU3045871A publication Critical patent/AU3045871A/en
Expired legal-status Critical Current

Links

AU30458/71A 1970-06-26 1971-06-25 Improvements in or relating to mine roof supports Expired AU450824B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB31005/70 1970-06-26

Publications (2)

Publication Number Publication Date
AU450824B2 true AU450824B2 (en) 1973-01-04
AU3045871A AU3045871A (en) 1973-01-04

Family

ID=

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