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CA1016935A - Core bit - Google Patents

Core bit

Info

Publication number
CA1016935A
CA1016935A CA257,564A CA257564A CA1016935A CA 1016935 A CA1016935 A CA 1016935A CA 257564 A CA257564 A CA 257564A CA 1016935 A CA1016935 A CA 1016935A
Authority
CA
Canada
Prior art keywords
core bit
bit
core
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
CA257,564A
Other languages
French (fr)
Inventor
Alfred R. Curington
Theodore J. Roscoe (Jr.)
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.)
Bakerdrill Inc
Original Assignee
Bakerdrill 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
Priority claimed from US392628A external-priority patent/US3871486A/en
Application filed by Bakerdrill Inc filed Critical Bakerdrill Inc
Priority to CA257,564A priority Critical patent/CA1016935A/en
Application granted granted Critical
Publication of CA1016935A publication Critical patent/CA1016935A/en
Expired legal-status Critical Current

Links

CA257,564A 1973-08-29 1976-07-22 Core bit Expired CA1016935A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA257,564A CA1016935A (en) 1973-08-29 1976-07-22 Core bit

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US392628A US3871486A (en) 1973-08-29 1973-08-29 Continuous coring system and apparatus
CA199,060A CA1002510A (en) 1973-08-29 1974-05-06 Continuous coring system and apparatus
CA257,564A CA1016935A (en) 1973-08-29 1976-07-22 Core bit

Publications (1)

Publication Number Publication Date
CA1016935A true CA1016935A (en) 1977-09-06

Family

ID=27163458

Family Applications (1)

Application Number Title Priority Date Filing Date
CA257,564A Expired CA1016935A (en) 1973-08-29 1976-07-22 Core bit

Country Status (1)

Country Link
CA (1) CA1016935A (en)

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