CA297021A - Sonde a noyautage - Google Patents

Sonde a noyautage

Info

Publication number
CA297021A
CA297021A CA297021A CA297021DA CA297021A CA 297021 A CA297021 A CA 297021A CA 297021 A CA297021 A CA 297021A CA 297021D A CA297021D A CA 297021DA CA 297021 A CA297021 A CA 297021A
Authority
CA
Canada
Prior art keywords
coring drill
earth
earth coring
drill
coring
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
CA297021A
Other languages
English (en)
Inventor
E. Reed Clarence
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 CA297021A publication Critical patent/CA297021A/fr
Expired legal-status Critical Current

Links

CA297021A Sonde a noyautage Expired CA297021A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA297021T

Publications (1)

Publication Number Publication Date
CA297021A true CA297021A (fr) 1930-01-28

Family

ID=35234339

Family Applications (1)

Application Number Title Priority Date Filing Date
CA297021A Expired CA297021A (fr) Sonde a noyautage

Country Status (1)

Country Link
CA (1) CA297021A (fr)

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