CA648774A - Geophysical instrument for performing magnetic measurements in drill-holes - Google Patents

Geophysical instrument for performing magnetic measurements in drill-holes

Info

Publication number
CA648774A
CA648774A CA648774A CA648774DA CA648774A CA 648774 A CA648774 A CA 648774A CA 648774 A CA648774 A CA 648774A CA 648774D A CA648774D A CA 648774DA CA 648774 A CA648774 A CA 648774A
Authority
CA
Canada
Prior art keywords
drill
holes
performing magnetic
magnetic measurements
geophysical instrument
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
CA648774A
Inventor
E. Paarma Heikki
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.)
OTANMAKI OSAKEYHTIO
Original Assignee
OTANMAKI OSAKEYHTIO
Publication date
Application granted granted Critical
Publication of CA648774A publication Critical patent/CA648774A/en
Expired legal-status Critical Current

Links

CA648774A Geophysical instrument for performing magnetic measurements in drill-holes Expired CA648774A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA648774T

Publications (1)

Publication Number Publication Date
CA648774A true CA648774A (en) 1962-09-18

Family

ID=35937420

Family Applications (1)

Application Number Title Priority Date Filing Date
CA648774A Expired CA648774A (en) Geophysical instrument for performing magnetic measurements in drill-holes

Country Status (1)

Country Link
CA (1) CA648774A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4388592A (en) * 1980-06-24 1983-06-14 Schonstedt Instrument Company Multiaxis magnetometer apparatus with orthogonally disposed rectangular housings for mounting separate sensor assemblies

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4388592A (en) * 1980-06-24 1983-06-14 Schonstedt Instrument Company Multiaxis magnetometer apparatus with orthogonally disposed rectangular housings for mounting separate sensor assemblies

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