AU494121B2 - unitized rotary rock bit - Google Patents

unitized rotary rock bit

Info

Publication number
AU494121B2
AU494121B2 AU73957/74A AU7395774A AU494121B2 AU 494121 B2 AU494121 B2 AU 494121B2 AU 73957/74 A AU73957/74 A AU 73957/74A AU 7395774 A AU7395774 A AU 7395774A AU 494121 B2 AU494121 B2 AU 494121B2
Authority
AU
Australia
Prior art keywords
rock bit
rotary rock
unitized
unitized rotary
bit
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
AU73957/74A
Other versions
AU7395774A (en
Inventor
Laurent Lichte Carl
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 AU494121B2 publication Critical patent/AU494121B2/en
Publication of AU7395774A publication Critical patent/AU7395774A/en
Expired legal-status Critical Current

Links

AU73957/74A 1973-10-24 1974-10-03 unitized rotary rock bit Expired AU494121B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US40920773A 1973-10-24 1973-10-24
USUS409207 1973-10-24

Publications (2)

Publication Number Publication Date
AU494121B2 true AU494121B2 (en) 1976-04-08
AU7395774A AU7395774A (en) 1976-04-08

Family

ID=

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