AU2840571A - Drill rod indexing device - Google Patents

Drill rod indexing device

Info

Publication number
AU2840571A
AU2840571A AU28405/71A AU2840571A AU2840571A AU 2840571 A AU2840571 A AU 2840571A AU 28405/71 A AU28405/71 A AU 28405/71A AU 2840571 A AU2840571 A AU 2840571A AU 2840571 A AU2840571 A AU 2840571A
Authority
AU
Australia
Prior art keywords
drill rod
indexing device
rod indexing
drill
rod
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
AU28405/71A
Other versions
AU459783B2 (en
Inventor
P. Coyne Francis
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 date
Application filed by Ingersoll Rand Co filed Critical Ingersoll Rand Co
Application granted granted Critical
Publication of AU2840571A publication Critical patent/AU2840571A/en
Publication of AU459783B2 publication Critical patent/AU459783B2/en
Expired legal-status Critical Current

Links

AU28405/71A 1970-09-21 1971-05-03 Drill rod indexing device Expired AU459783B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
USUS73,785 1970-09-21

Publications (2)

Publication Number Publication Date
AU2840571A true AU2840571A (en) 1972-11-09
AU459783B2 AU459783B2 (en) 1972-11-09

Family

ID=

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