AU445117B2 - Improvements in or relating toearth drilling tools - Google Patents

Improvements in or relating toearth drilling tools

Info

Publication number
AU445117B2
AU445117B2 AU12547/70A AU1254770A AU445117B2 AU 445117 B2 AU445117 B2 AU 445117B2 AU 12547/70 A AU12547/70 A AU 12547/70A AU 1254770 A AU1254770 A AU 1254770A AU 445117 B2 AU445117 B2 AU 445117B2
Authority
AU
Australia
Prior art keywords
drilling tools
toearth
relating
relating toearth
drilling
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
AU12547/70A
Other versions
AU1254770A (en
Inventor
C. Cortes Abel
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.)
Total Compagnie Francaise des Petroles SA
Original Assignee
Compagnie Francaise des Petroles SA
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 Compagnie Francaise des Petroles SA filed Critical Compagnie Francaise des Petroles SA
Application granted granted Critical
Publication of AU445117B2 publication Critical patent/AU445117B2/en
Publication of AU1254770A publication Critical patent/AU1254770A/en
Expired legal-status Critical Current

Links

AU12547/70A 1969-03-19 1970-03-12 Improvements in or relating toearth drilling tools Expired AU445117B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FRFR6907864 1969-03-19

Publications (2)

Publication Number Publication Date
AU445117B2 true AU445117B2 (en) 1971-09-16
AU1254770A AU1254770A (en) 1971-09-16

Family

ID=

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