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AU3159063A - Improvements in drill steel centralizers - Google Patents

Improvements in drill steel centralizers

Info

Publication number
AU3159063A
AU3159063A AU31590/63A AU3159063A AU3159063A AU 3159063 A AU3159063 A AU 3159063A AU 31590/63 A AU31590/63 A AU 31590/63A AU 3159063 A AU3159063 A AU 3159063A AU 3159063 A AU3159063 A AU 3159063A
Authority
AU
Australia
Prior art keywords
drill steel
centralizers
steel centralizers
drill
steel
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
AU31590/63A
Other versions
AU279700B2 (en
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 filed Critical
Application granted granted Critical
Publication of AU3159063A publication Critical patent/AU3159063A/en
Publication of AU279700B2 publication Critical patent/AU279700B2/en
Expired legal-status Critical Current

Links

AU31590/63A 1962-06-12 1963-06-06 Improvements in drill steel centralizers Expired AU279700B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
USUS201977 1962-06-12

Publications (2)

Publication Number Publication Date
AU3159063A true AU3159063A (en) 1964-12-10
AU279700B2 AU279700B2 (en) 1964-12-10

Family

ID=

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