AU6243969A - Rock drill bit drive - Google Patents

Rock drill bit drive

Info

Publication number
AU6243969A
AU6243969A AU62439/69A AU6243969A AU6243969A AU 6243969 A AU6243969 A AU 6243969A AU 62439/69 A AU62439/69 A AU 62439/69A AU 6243969 A AU6243969 A AU 6243969A AU 6243969 A AU6243969 A AU 6243969A
Authority
AU
Australia
Prior art keywords
drill bit
rock drill
bit drive
drive
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
Application number
AU62439/69A
Other versions
AU445307B2 (en
Inventor
W. Hughes Robert
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
Filing date
Publication date
Application filed by Ingersoll Rand Co filed Critical Ingersoll Rand Co
Application granted granted Critical
Publication of AU6243969A publication Critical patent/AU6243969A/en
Publication of AU445307B2 publication Critical patent/AU445307B2/en
Expired legal-status Critical Current

Links

AU62439/69A 1969-10-16 Rock drill bit drive Expired AU445307B2 (en)

Publications (2)

Publication Number Publication Date
AU6243969A true AU6243969A (en) 1971-04-22
AU445307B2 AU445307B2 (en) 1971-04-22

Family

ID=

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