AU442351B2 - Mine roof supports - Google Patents

Mine roof supports

Info

Publication number
AU442351B2
AU442351B2 AU40853/68A AU4085368A AU442351B2 AU 442351 B2 AU442351 B2 AU 442351B2 AU 40853/68 A AU40853/68 A AU 40853/68A AU 4085368 A AU4085368 A AU 4085368A AU 442351 B2 AU442351 B2 AU 442351B2
Authority
AU
Australia
Prior art keywords
mine roof
roof supports
supports
mine
roof
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
AU40853/68A
Other versions
AU4085368A (en
Inventor
PETER FRANK EASTWOOD BRIAN WORRALL and RONALD ROY REEVES KENNETH GEORGE HANCOCK
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.)
Electro Hydraulics Ltd
Original Assignee
Electro Hydraulics 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 Electro Hydraulics Ltd filed Critical Electro Hydraulics Ltd
Application granted granted Critical
Publication of AU4085368A publication Critical patent/AU4085368A/en
Publication of AU442351B2 publication Critical patent/AU442351B2/en
Expired legal-status Critical Current

Links

AU40853/68A 1967-07-19 1968-07-19 Mine roof supports Expired AU442351B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB33,218/6 1967-07-19

Publications (2)

Publication Number Publication Date
AU4085368A AU4085368A (en) 1970-01-22
AU442351B2 true AU442351B2 (en) 1970-01-22

Family

ID=

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