AU6543465A - Apparatus forthe mechanical extraction of coal andother minerals occurring inseam formation bythe longwall method of working - Google Patents

Apparatus forthe mechanical extraction of coal andother minerals occurring inseam formation bythe longwall method of working

Info

Publication number
AU6543465A
AU6543465A AU65434/65A AU6543465A AU6543465A AU 6543465 A AU6543465 A AU 6543465A AU 65434/65 A AU65434/65 A AU 65434/65A AU 6543465 A AU6543465 A AU 6543465A AU 6543465 A AU6543465 A AU 6543465A
Authority
AU
Australia
Prior art keywords
inseam
bythe
working
formation
mechanical extraction
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
AU65434/65A
Other versions
AU412327B2 (en
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of AU6543465A publication Critical patent/AU6543465A/en
Publication of AU412327B2 publication Critical patent/AU412327B2/en
Expired legal-status Critical Current

Links

AU65434/65A 1965-10-18 Apparatus forthe mechanical extraction of coal andother minerals occurring inseam formation bythe longwall method of working Expired AU412327B2 (en)

Publications (2)

Publication Number Publication Date
AU6543465A true AU6543465A (en) 1967-04-20
AU412327B2 AU412327B2 (en) 1967-04-20

Family

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