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AU130357B2 - Improvements relating to rotary bits for rockand like drilling - Google Patents
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AU130357B2 - Improvements relating to rotary bits for rockand like drilling - Google Patents

Improvements relating to rotary bits for rockand like drilling

Info

Publication number
AU130357B2
AU130357B2 AU3135/46A AU313546A AU130357B2 AU 130357 B2 AU130357 B2 AU 130357B2 AU 3135/46 A AU3135/46 A AU 3135/46A AU 313546 A AU313546 A AU 313546A AU 130357 B2 AU130357 B2 AU 130357B2
Authority
AU
Australia
Prior art keywords
rockand
drilling
improvements relating
rotary bits
bits
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
AU3135/46A
Other versions
AU313546A (en
Filing date
Publication date
Application granted granted Critical
Publication of AU130357B2 publication Critical patent/AU130357B2/en
Publication of AU313546A publication Critical patent/AU313546A/en
Application filed filed Critical
Expired legal-status Critical Current

Links

AU3135/46A 1946-04-29 Improvements relating to rotary bits for rockand like drilling Expired AU130357B2 (en)

Publications (2)

Publication Number Publication Date
AU130357B2 true AU130357B2 (en) 1946-04-01
AU313546A AU313546A (en) 1946-04-01

Family

ID=

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