CA763252A - Acoustic filters used in borehole seismology - Google Patents

Acoustic filters used in borehole seismology

Info

Publication number
CA763252A
CA763252A CA763252A CA763252DA CA763252A CA 763252 A CA763252 A CA 763252A CA 763252 A CA763252 A CA 763252A CA 763252D A CA763252D A CA 763252DA CA 763252 A CA763252 A CA 763252A
Authority
CA
Canada
Prior art keywords
filters used
acoustic filters
seismology
borehole
borehole seismology
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
CA763252A
Inventor
C. Knudsen William
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.)
California Research LLC
Original Assignee
California Research LLC
Publication date
Application granted granted Critical
Publication of CA763252A publication Critical patent/CA763252A/en
Expired legal-status Critical Current

Links

CA763252A Acoustic filters used in borehole seismology Expired CA763252A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA763252T

Publications (1)

Publication Number Publication Date
CA763252A true CA763252A (en) 1967-07-18

Family

ID=36200391

Family Applications (1)

Application Number Title Priority Date Filing Date
CA763252A Expired CA763252A (en) Acoustic filters used in borehole seismology

Country Status (1)

Country Link
CA (1) CA763252A (en)

Similar Documents

Publication Publication Date Title
CA763252A (en) Acoustic filters used in borehole seismology
CA808964A (en) Seismic exploration
CA770401A (en) Seismic transducer construction
AU402032B2 (en) Improvements in or relating to seismic exploration
AU459350B2 (en) Improvements in seismic exploration
CA757239A (en) Hydrophone members
CA765099A (en) Seismic velocity filtering
CA765102A (en) Seismic exploration
CA711466A (en) Filter testing
CA760267A (en) Filter
CA771987A (en) Filter
CA749765A (en) Filter
CA753456A (en) Filter
CA753477A (en) Filter
CA754893A (en) Filter
CA755917A (en) Filter
CA769247A (en) Filter
CA762108A (en) Filter
AU411288B2 (en) Improvements in oil filters
CA770984A (en) Filter unit
AU293646B2 (en) Improvements in fluid filters
AU453283B2 (en) Acoustic borehole logging
AU4232968A (en) Improvements in filters
CA717342A (en) Horizontal filter structure
AU5868265A (en) Improvements in or relating to seismic exploration