NO971972L - Hydrofon, samt fremgangsmåte for fremstilling av denne - Google Patents

Hydrofon, samt fremgangsmåte for fremstilling av denne

Info

Publication number
NO971972L
NO971972L NO971972A NO971972A NO971972L NO 971972 L NO971972 L NO 971972L NO 971972 A NO971972 A NO 971972A NO 971972 A NO971972 A NO 971972A NO 971972 L NO971972 L NO 971972L
Authority
NO
Norway
Prior art keywords
hydrophone
making
well
Prior art date
Application number
NO971972A
Other languages
English (en)
Other versions
NO971972D0 (no
Inventor
George Constantinou
Jean Laurent
Marc Bernard
Original Assignee
Inst Francais Du Petrole
Vinci Technologies
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 by Inst Francais Du Petrole, Vinci Technologies filed Critical Inst Francais Du Petrole
Publication of NO971972D0 publication Critical patent/NO971972D0/no
Publication of NO971972L publication Critical patent/NO971972L/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
    • G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
    • G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
NO971972A 1996-04-29 1997-04-28 Hydrofon, samt fremgangsmåte for fremstilling av denne NO971972L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9605485A FR2748183B1 (fr) 1996-04-29 1996-04-29 Hydrophone et procede pour sa fabrication

Publications (2)

Publication Number Publication Date
NO971972D0 NO971972D0 (no) 1997-04-28
NO971972L true NO971972L (no) 1997-10-30

Family

ID=9491763

Family Applications (1)

Application Number Title Priority Date Filing Date
NO971972A NO971972L (no) 1996-04-29 1997-04-28 Hydrofon, samt fremgangsmåte for fremstilling av denne

Country Status (6)

Country Link
US (1) US5838637A (no)
JP (1) JPH1051880A (no)
DE (1) DE19717903A1 (no)
FR (1) FR2748183B1 (no)
GB (1) GB2312808B (no)
NO (1) NO971972L (no)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2095739A1 (en) * 1992-05-27 1993-11-28 Michael J. Mcnutt Charge skimming and variable integration time in focal plane arrays
FR2792802B1 (fr) * 1999-04-26 2001-05-18 Inst Francais Du Petrole Hydrophone pour la reception des ondes acoustiques ou sismiques
FR2796514B1 (fr) * 1999-07-13 2001-08-17 Inst Francais Du Petrole Hydrophone a faible taux de distorsion
GB0020072D0 (en) * 2000-08-16 2000-10-04 Geco As A housing for a seismic sensing element and a seismic sensor
DE10125272A1 (de) * 2001-05-23 2002-11-28 Valeo Schalter & Sensoren Gmbh Verfahren zur Herstellung eines Ultraschallsensors sowie Ultraschallsensor
FR2832019B1 (fr) 2001-11-02 2004-01-02 Inst Francais Du Petrole Hydrophone a inhibition automatique en cas de depassement d'un seuil d'immersion ajustable
FR2832018B1 (fr) * 2001-11-02 2004-02-13 Inst Francais Du Petrole Hydrophone a inhibition automatique en cas de depassement d'un seuil d'immersion ajustable
US7823643B2 (en) 2006-06-05 2010-11-02 Fmc Technologies Inc. Insulation shroud with internal support structure
CN102426054B (zh) * 2011-10-29 2013-01-16 中北大学 单片集成复合量程矢量水听器

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES353912A1 (es) * 1967-05-16 1970-03-01 Inst Francais Du Petrole Captador de presiones.
FR2122675A5 (no) * 1971-01-19 1972-09-01 Inst Francais Du Petrole
US3832762A (en) * 1972-05-22 1974-09-03 Texas Instruments Inc Method of producing a matched parameter acceleration cancelling hydrophone
US3970878A (en) * 1975-03-31 1976-07-20 Teledyne Exploration Company Piezoelectric transducer unit and hydrophone assembly
US4184093A (en) * 1978-07-07 1980-01-15 The United States Of America As Represented By The Secretary Of The Navy Piezoelectric polymer rectangular flexural plate hydrophone
US4336639A (en) * 1980-03-31 1982-06-29 Teledyne Exploration Company Method of making a seismic apparatus
CA1157142A (en) * 1981-01-09 1983-11-15 Robert G. Dunn Diaphragm design for a bender type acoustic sensor
US4926397A (en) * 1989-11-13 1990-05-15 Teledyne Exploration Depth alarm for a seismic sensor
DE4226485C1 (de) * 1992-08-11 1993-12-23 Prakla Seismos Gmbh Hydrophon, Verfahren zu seiner Herstellung und Verwendung
US5675556A (en) * 1995-10-19 1997-10-07 Syntron, Inc. Hydrophone structure and method
US5677894A (en) * 1995-12-27 1997-10-14 Syntron Inc. Hydrophone structure with center pin

Also Published As

Publication number Publication date
GB2312808B (en) 1999-09-08
GB9708405D0 (en) 1997-06-18
JPH1051880A (ja) 1998-02-20
DE19717903A1 (de) 1997-11-20
FR2748183A1 (fr) 1997-10-31
US5838637A (en) 1998-11-17
FR2748183B1 (fr) 1998-05-22
NO971972D0 (no) 1997-04-28
GB2312808A (en) 1997-11-05

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application