AU478885B2 - Improvements in or relating to mine roof support assemblies - Google Patents

Improvements in or relating to mine roof support assemblies

Info

Publication number
AU478885B2
AU478885B2 AU47314/72A AU4731472A AU478885B2 AU 478885 B2 AU478885 B2 AU 478885B2 AU 47314/72 A AU47314/72 A AU 47314/72A AU 4731472 A AU4731472 A AU 4731472A AU 478885 B2 AU478885 B2 AU 478885B2
Authority
AU
Australia
Prior art keywords
relating
roof support
support assemblies
mine roof
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
AU47314/72A
Other versions
AU4731472A (en
Inventor
BECKER EGON WOJACZEK LUBOMIR PLEVAK and HARRY ROSENBERG HUMBERT
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
Filing date
Publication date
Priority claimed from DE19712149380 external-priority patent/DE2149380C3/en
Application filed by Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Application granted granted Critical
Publication of AU4731472A publication Critical patent/AU4731472A/en
Publication of AU478885B2 publication Critical patent/AU478885B2/en
Expired legal-status Critical Current

Links

AU47314/72A 1972-10-03 Improvements in or relating to mine roof support assemblies Expired AU478885B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712149380 DE2149380C3 (en) 1971-10-02 1971-10-02 Longwall frame

Publications (2)

Publication Number Publication Date
AU4731472A AU4731472A (en) 1974-04-11
AU478885B2 true AU478885B2 (en) 1974-04-11

Family

ID=

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