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AU488093B2 - Improvements in mine roof support assemblies - Google Patents

Improvements in mine roof support assemblies

Info

Publication number
AU488093B2
AU488093B2 AU55491/73A AU5549173A AU488093B2 AU 488093 B2 AU488093 B2 AU 488093B2 AU 55491/73 A AU55491/73 A AU 55491/73A AU 5549173 A AU5549173 A AU 5549173A AU 488093 B2 AU488093 B2 AU 488093B2
Authority
AU
Australia
Prior art keywords
roof support
support assemblies
mine roof
mine
assemblies
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
AU55491/73A
Other versions
AU5549173A (en
Inventor
HUMBERT BECKER JOSEPH KUN HARRY ROSENBERG and HAJA DIETER WIEBLTTZ FRANZ DENIKER
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
Priority claimed from DE19722222801 external-priority patent/DE2222801A1/en
Application filed filed Critical
Application granted granted Critical
Publication of AU488093B2 publication Critical patent/AU488093B2/en
Publication of AU5549173A publication Critical patent/AU5549173A/en
Expired legal-status Critical Current

Links

AU55491/73A 1972-05-10 1973-05-09 Improvements in mine roof support assemblies Expired AU488093B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEDE822228 1972-05-10
DE19722222801 DE2222801A1 (en) 1972-05-10 1972-05-10 PROGRESSIVE EXPANSION FOR EXTRACTION PLANTS AND PROCESSES FOR THE DISMANTLING OF STORAGE FACILITIES, IN PARTICULAR IN BRIEF WITH EXTRACTING MACHINE IN FRONT OF THE HEAD

Publications (2)

Publication Number Publication Date
AU488093B2 true AU488093B2 (en) 1974-11-14
AU5549173A AU5549173A (en) 1974-11-14

Family

ID=

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