AU147948B2 - Improvements in apparatus and method for mining coal or other minerals fromthe solid - Google Patents

Improvements in apparatus and method for mining coal or other minerals fromthe solid

Info

Publication number
AU147948B2
AU147948B2 AU26137/49A AU2613749A AU147948B2 AU 147948 B2 AU147948 B2 AU 147948B2 AU 26137/49 A AU26137/49 A AU 26137/49A AU 2613749 A AU2613749 A AU 2613749A AU 147948 B2 AU147948 B2 AU 147948B2
Authority
AU
Australia
Prior art keywords
minerals
mining coal
fromthe
solid
fromthe solid
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
AU26137/49A
Other versions
AU2613749A (en
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.)
Joy Manufacturing Co
Original Assignee
Joy Manufacturing Co
Filing date
Publication date
Application filed by Joy Manufacturing Co filed Critical Joy Manufacturing Co
Application granted granted Critical
Publication of AU2613749A publication Critical patent/AU2613749A/en
Publication of AU147948B2 publication Critical patent/AU147948B2/en
Expired legal-status Critical Current

Links

AU26137/49A 1949-02-28 Improvements in apparatus and method for mining coal or other minerals fromthe solid Expired AU147948B2 (en)

Publications (2)

Publication Number Publication Date
AU2613749A AU2613749A (en) 1949-03-31
AU147948B2 true AU147948B2 (en) 1949-03-31

Family

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