CA7760A - Improvements in pipe core barrels - Google Patents

Improvements in pipe core barrels

Info

Publication number
CA7760A
CA7760A CA000007760A CA7760DA CA7760A CA 7760 A CA7760 A CA 7760A CA 000007760 A CA000007760 A CA 000007760A CA 7760D A CA7760D A CA 7760DA CA 7760 A CA7760 A CA 7760A
Authority
CA
Canada
Prior art keywords
pipe core
core barrels
barrels
pipe
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
CA000007760A
Other languages
French (fr)
Inventor
George Bisset Jr.
William H. Knight
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA7760A publication Critical patent/CA7760A/en
Expired legal-status Critical Current

Links

CA000007760A Improvements in pipe core barrels Expired CA7760A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA7760T

Publications (1)

Publication Number Publication Date
CA7760A true CA7760A (en) 1877-08-11

Family

ID=45124308

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000007760A Expired CA7760A (en) Improvements in pipe core barrels

Country Status (1)

Country Link
CA (1) CA7760A (en)

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