JPS4943680A - - Google Patents

Info

Publication number
JPS4943680A
JPS4943680A JP48056678A JP5667873A JPS4943680A JP S4943680 A JPS4943680 A JP S4943680A JP 48056678 A JP48056678 A JP 48056678A JP 5667873 A JP5667873 A JP 5667873A JP S4943680 A JPS4943680 A JP S4943680A
Authority
JP
Japan
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.)
Pending
Application number
JP48056678A
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS4943680A publication Critical patent/JPS4943680A/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0603—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a piezoelectric bender, e.g. bimorph
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
    • G01V1/20—Arrangements of receiving elements, e.g. geophone pattern
    • G01V1/201—Constructional details of seismic cables, e.g. streamers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Acoustics & Sound (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Oceanography (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP48056678A 1972-05-22 1973-05-21 Pending JPS4943680A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US25550272A 1972-05-22 1972-05-22
US25550372A 1972-05-22 1972-05-22
US25550172A 1972-05-22 1972-05-22

Publications (1)

Publication Number Publication Date
JPS4943680A true JPS4943680A (en) 1974-04-24

Family

ID=27400864

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48056678A Pending JPS4943680A (en) 1972-05-22 1973-05-21

Country Status (5)

Country Link
JP (1) JPS4943680A (en)
DE (1) DE2326064A1 (en)
FR (1) FR2185800B1 (en)
GB (1) GB1435125A (en)
NL (1) NL7307136A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6326593A (en) * 1986-06-23 1988-02-04 アンステイテユ　フランセ　デユ　ペトロ−ル Sensitivity and signal-to-noise ratio of plurality of parallel pickup constituting piezoelectric converter, improving method and device

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2536622B1 (en) * 1982-11-19 1986-03-07 Thomson Csf SPEED HYDROPHONE
ATE66543T1 (en) * 1984-10-15 1991-09-15 Edo Western Corp FLEXIBLE PIEZOELECTRICAL TRANSDUCER ARRANGEMENT.
DE3940198A1 (en) * 1988-12-05 1990-06-07 Plessey Australia INFRASONAL HYDROPHONE
GB8917275D0 (en) 1989-07-28 2001-10-17 Secr Defence Reduction of low frequency vibration noise in towed arrays
DE4226485C1 (en) * 1992-08-11 1993-12-23 Prakla Seismos Gmbh Hydrophone, process for its manufacture and use
US5541894A (en) * 1995-05-26 1996-07-30 Syntron, Inc. Low distortion hydrophone
US7881159B2 (en) * 2006-12-18 2011-02-01 Pgs Geophysical As Seismic streamers which attentuate longitudinally traveling waves
US20090010101A1 (en) * 2007-07-05 2009-01-08 Nils Lunde Seismic streamer having longitudinally symmetrically sensitive sensors to reduce effects of longitudinally traveling waves
US8767505B2 (en) 2007-12-10 2014-07-01 Westerngeco L.L.C. In-sea power generation for marine seismic operations
US9470806B2 (en) * 2013-08-29 2016-10-18 Pgs Geophysical As Piezoelectric accelerometer
CN106441545A (en) * 2016-08-31 2017-02-22 北京越音速科技有限公司 Pressure-gradient hydrophone, pressure gradient obtaining device, and pressure-gradient hydrophone apparatus
US20200303620A1 (en) 2017-12-15 2020-09-24 Pgs Geophysical As Seismic pressure and acceleration measurement

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1486401A (en) * 1965-05-22 1967-06-30 Inst Francais Du Petrole Pressure sensors insensitive to noise

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6326593A (en) * 1986-06-23 1988-02-04 アンステイテユ　フランセ　デユ　ペトロ−ル Sensitivity and signal-to-noise ratio of plurality of parallel pickup constituting piezoelectric converter, improving method and device
JPH0575360B2 (en) * 1986-06-23 1993-10-20 Inst Francais Du Petrole

Also Published As

Publication number Publication date
FR2185800A1 (en) 1974-01-04
GB1435125A (en) 1976-05-12
FR2185800B1 (en) 1976-05-28
NL7307136A (en) 1973-11-26
DE2326064A1 (en) 1973-12-06

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