AU3064971A - Movable roof support assemblies for use in mineral mines - Google Patents

Movable roof support assemblies for use in mineral mines

Info

Publication number
AU3064971A
AU3064971A AU30649/71A AU3064971A AU3064971A AU 3064971 A AU3064971 A AU 3064971A AU 30649/71 A AU30649/71 A AU 30649/71A AU 3064971 A AU3064971 A AU 3064971A AU 3064971 A AU3064971 A AU 3064971A
Authority
AU
Australia
Prior art keywords
roof support
support assemblies
movable roof
mineral mines
mines
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
AU30649/71A
Other versions
AU468245B2 (en
Inventor
Hidari Istvan
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Application granted granted Critical
Publication of AU468245B2 publication Critical patent/AU468245B2/en
Publication of AU3064971A publication Critical patent/AU3064971A/en
Expired legal-status Critical Current

Links

AU30649/71A 1970-06-30 1971-06-30 Movable roof support assemblies for use in mineral mines Expired AU468245B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEDE82032 1970-07-01

Publications (2)

Publication Number Publication Date
AU468245B2 AU468245B2 (en) 1973-01-04
AU3064971A true AU3064971A (en) 1973-01-04

Family

ID=

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