CA313533A - Core-catching device - Google Patents

Core-catching device

Info

Publication number
CA313533A
CA313533A CA313533A CA313533DA CA313533A CA 313533 A CA313533 A CA 313533A CA 313533 A CA313533 A CA 313533A CA 313533D A CA313533D A CA 313533DA CA 313533 A CA313533 A CA 313533A
Authority
CA
Canada
Prior art keywords
core
catching device
catching
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
CA313533A
Other languages
French (fr)
Inventor
Winterburn Read
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.)
Shell USA Inc
Original Assignee
Read Winterburn
Shell Oil Co
Publication date
Application granted granted Critical
Publication of CA313533A publication Critical patent/CA313533A/en
Expired legal-status Critical Current

Links

CA313533A Core-catching device Expired CA313533A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA313533T

Publications (1)

Publication Number Publication Date
CA313533A true CA313533A (en) 1931-07-21

Family

ID=35272859

Family Applications (1)

Application Number Title Priority Date Filing Date
CA313533A Expired CA313533A (en) Core-catching device

Country Status (1)

Country Link
CA (1) CA313533A (en)

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