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AU437516B2 - Improvements in or relating to self advancing mine roof support systems - Google Patents
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AU437516B2 - Improvements in or relating to self advancing mine roof support systems - Google Patents

Improvements in or relating to self advancing mine roof support systems

Info

Publication number
AU437516B2
AU437516B2 AU45946/68A AU4594668A AU437516B2 AU 437516 B2 AU437516 B2 AU 437516B2 AU 45946/68 A AU45946/68 A AU 45946/68A AU 4594668 A AU4594668 A AU 4594668A AU 437516 B2 AU437516 B2 AU 437516B2
Authority
AU
Australia
Prior art keywords
relating
roof support
support systems
mine roof
advancing 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
AU45946/68A
Other versions
AU4594668A (en
Inventor
WARD and DERIC ANTHONY STAIN ERIC
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.)
Gullick Ltd
Original Assignee
Gullick Ltd
Filing date
Publication date
Application filed by Gullick Ltd filed Critical Gullick Ltd
Application granted granted Critical
Publication of AU4594668A publication Critical patent/AU4594668A/en
Publication of AU437516B2 publication Critical patent/AU437516B2/en
Expired legal-status Critical Current

Links

AU45946/68A 1968-11-07 Improvements in or relating to self advancing mine roof support systems Expired AU437516B2 (en)

Publications (2)

Publication Number Publication Date
AU4594668A AU4594668A (en) 1970-05-14
AU437516B2 true AU437516B2 (en) 1970-05-14

Family

ID=

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