AU2456971A - Earth boring machine - Google Patents

Earth boring machine

Info

Publication number
AU2456971A
AU2456971A AU24569/71A AU2456971A AU2456971A AU 2456971 A AU2456971 A AU 2456971A AU 24569/71 A AU24569/71 A AU 24569/71A AU 2456971 A AU2456971 A AU 2456971A AU 2456971 A AU2456971 A AU 2456971A
Authority
AU
Australia
Prior art keywords
boring machine
earth boring
earth
machine
boring
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
AU24569/71A
Other versions
AU456049B2 (en
Inventor
GEORGE ACKER CASON JR. and ERNEST OSCAR KUNKEL JAMES WHITEHURST YOUNG
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.)
Dresser Industries Inc
Original Assignee
Dresser Industries Inc
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 Dresser Industries Inc filed Critical Dresser Industries Inc
Application granted granted Critical
Publication of AU2456971A publication Critical patent/AU2456971A/en
Publication of AU456049B2 publication Critical patent/AU456049B2/en
Expired legal-status Critical Current

Links

AU24569/71A 1970-02-02 1971-01-22 Earth boring machine Expired AU456049B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
USUS7923 1970-02-02

Publications (2)

Publication Number Publication Date
AU2456971A true AU2456971A (en) 1972-07-27
AU456049B2 AU456049B2 (en) 1972-07-27

Family

ID=

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