AU645646A - Improved means for absorbing shock loads imposed on well drilling machines - Google Patents

Improved means for absorbing shock loads imposed on well drilling machines

Info

Publication number
AU645646A
AU645646A AU6456/46A AU645646A AU645646A AU 645646 A AU645646 A AU 645646A AU 6456/46 A AU6456/46 A AU 6456/46A AU 645646 A AU645646 A AU 645646A AU 645646 A AU645646 A AU 645646A
Authority
AU
Australia
Prior art keywords
well drilling
improved means
absorbing shock
drilling machines
shock loads
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
AU6456/46A
Other versions
AU132399B2 (en
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.)
Frederick Neil Bethune
Original Assignee
Frederick Neil Bethune
Filing date
Publication date
Application filed by Frederick Neil Bethune filed Critical Frederick Neil Bethune
Application granted granted Critical
Publication of AU645646A publication Critical patent/AU645646A/en
Publication of AU132399B2 publication Critical patent/AU132399B2/en
Expired legal-status Critical Current

Links

AU6456/46A 1946-09-06 Improved means for absorbing shock loads imposed on well drilling machines Expired AU132399B2 (en)

Publications (2)

Publication Number Publication Date
AU645646A true AU645646A (en) 1947-08-07
AU132399B2 AU132399B2 (en) 1947-08-07

Family

ID=

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