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AU263013B2 - Improvements relating to percussion rock drilling machines - Google Patents
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AU263013B2 - Improvements relating to percussion rock drilling machines - Google Patents

Improvements relating to percussion rock drilling machines

Info

Publication number
AU263013B2
AU263013B2 AU24880/62A AU2488062A AU263013B2 AU 263013 B2 AU263013 B2 AU 263013B2 AU 24880/62 A AU24880/62 A AU 24880/62A AU 2488062 A AU2488062 A AU 2488062A AU 263013 B2 AU263013 B2 AU 263013B2
Authority
AU
Australia
Prior art keywords
rock drilling
improvements relating
drilling machines
percussion rock
percussion
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
AU24880/62A
Other versions
AU2488062A (en
Inventor
John Irving Cecil
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.)
Rand Mines Ltd And Cecil John Irving
Original Assignee
Rand Mines Ltd And Cecil John Irving
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
Application filed by Rand Mines Ltd And Cecil John Irving filed Critical Rand Mines Ltd And Cecil John Irving
Application granted granted Critical
Publication of AU263013B2 publication Critical patent/AU263013B2/en
Publication of AU2488062A publication Critical patent/AU2488062A/en
Expired legal-status Critical Current

Links

AU24880/62A 1961-12-12 1962-11-28 Improvements relating to percussion rock drilling machines Expired AU263013B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZAZAR61/2792 1961-12-12

Publications (2)

Publication Number Publication Date
AU263013B2 true AU263013B2 (en) 1964-05-28
AU2488062A AU2488062A (en) 1964-05-28

Family

ID=

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