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AU213636B2 - Improved drilling head for mining machinery - Google Patents
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AU213636B2 - Improved drilling head for mining machinery - Google Patents

Improved drilling head for mining machinery

Info

Publication number
AU213636B2
AU213636B2 AU19425/56A AU1942556A AU213636B2 AU 213636 B2 AU213636 B2 AU 213636B2 AU 19425/56 A AU19425/56 A AU 19425/56A AU 1942556 A AU1942556 A AU 1942556A AU 213636 B2 AU213636 B2 AU 213636B2
Authority
AU
Australia
Prior art keywords
drilling head
mining machinery
improved drilling
improved
mining
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
AU19425/56A
Other versions
AU1942556A (en
Inventor
Georges'Alomang
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.)
Individual
Original Assignee
Individual
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of AU1942556A publication Critical patent/AU1942556A/en
Publication of AU213636B2 publication Critical patent/AU213636B2/en
Expired legal-status Critical Current

Links

AU19425/56A 1956-06-28 Improved drilling head for mining machinery Expired AU213636B2 (en)

Publications (2)

Publication Number Publication Date
AU1942556A AU1942556A (en) 1957-01-03
AU213636B2 true AU213636B2 (en) 1957-01-03

Family

ID=

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