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AU261166B2 - Rock drilling device - Google Patents
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AU261166B2 - Rock drilling device - Google Patents

Rock drilling device

Info

Publication number
AU261166B2
AU261166B2 AU14720/62A AU1472062A AU261166B2 AU 261166 B2 AU261166 B2 AU 261166B2 AU 14720/62 A AU14720/62 A AU 14720/62A AU 1472062 A AU1472062 A AU 1472062A AU 261166 B2 AU261166 B2 AU 261166B2
Authority
AU
Australia
Prior art keywords
drilling device
rock drilling
rock
drilling
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
AU14720/62A
Other versions
AU1472062A (en
Inventor
S. OELKE and EWALD H. KURT ERWIN
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
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 Individual filed Critical Individual
Application granted granted Critical
Publication of AU1472062A publication Critical patent/AU1472062A/en
Publication of AU261166B2 publication Critical patent/AU261166B2/en
Expired legal-status Critical Current

Links

AU14720/62A 1961-02-27 1962-02-26 Rock drilling device Expired AU261166B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
USUS92,023 1961-02-27

Publications (2)

Publication Number Publication Date
AU1472062A AU1472062A (en) 1963-08-29
AU261166B2 true AU261166B2 (en) 1963-08-29

Family

ID=

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