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AU460156B2 - Rock drill - Google Patents

Rock drill

Info

Publication number
AU460156B2
AU460156B2 AU22084/70A AU2208470A AU460156B2 AU 460156 B2 AU460156 B2 AU 460156B2 AU 22084/70 A AU22084/70 A AU 22084/70A AU 2208470 A AU2208470 A AU 2208470A AU 460156 B2 AU460156 B2 AU 460156B2
Authority
AU
Australia
Prior art keywords
rock drill
drill
rock
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 - Lifetime
Application number
AU22084/70A
Inventor
H. Kurt Ewald
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
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 of AU460156B2 publication Critical patent/AU460156B2/en
Application filed by Ingersoll Rand Co filed Critical Ingersoll Rand Co
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

AU22084/70A 1970-04-07 1970-11-11 Rock drill Expired - Lifetime AU460156B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
USUS26,364 1970-04-07

Publications (1)

Publication Number Publication Date
AU460156B2 true AU460156B2 (en)

Family

ID=

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