NO20025252L - Hydrofon med automatisk utkopling i tilfelle en justerbar neddykkingsgrenseoverskrides - Google Patents
Hydrofon med automatisk utkopling i tilfelle en justerbar neddykkingsgrenseoverskridesInfo
- Publication number
- NO20025252L NO20025252L NO20025252A NO20025252A NO20025252L NO 20025252 L NO20025252 L NO 20025252L NO 20025252 A NO20025252 A NO 20025252A NO 20025252 A NO20025252 A NO 20025252A NO 20025252 L NO20025252 L NO 20025252L
- Authority
- NO
- Norway
- Prior art keywords
- neddykkingsgrenseoverskrides
- hydrophone
- adjustable
- case
- automatic disconnection
- Prior art date
Links
Classifications
-
- 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
- G01V1/18—Receiving elements, e.g. seismometer, geophone or torque detectors, for localised single point measurements
- G01V1/186—Hydrophones
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
-
- 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
- G01V1/18—Receiving elements, e.g. seismometer, geophone or torque detectors, for localised single point measurements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/44—Special adaptations for subaqueous use, e.g. for hydrophone
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Signal Processing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0114249A FR2832018B1 (fr) | 2001-11-02 | 2001-11-02 | Hydrophone a inhibition automatique en cas de depassement d'un seuil d'immersion ajustable |
FR0207694A FR2832019B1 (fr) | 2001-11-02 | 2002-06-21 | Hydrophone a inhibition automatique en cas de depassement d'un seuil d'immersion ajustable |
Publications (2)
Publication Number | Publication Date |
---|---|
NO20025252D0 NO20025252D0 (no) | 2002-11-01 |
NO20025252L true NO20025252L (no) | 2003-05-05 |
Family
ID=26213245
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20025252A NO20025252L (no) | 2001-11-02 | 2002-11-01 | Hydrofon med automatisk utkopling i tilfelle en justerbar neddykkingsgrenseoverskrides |
Country Status (9)
Country | Link |
---|---|
US (1) | US6754136B2 (zh) |
JP (1) | JP4083538B2 (zh) |
CN (1) | CN100469157C (zh) |
AU (1) | AU2002301669B2 (zh) |
CA (1) | CA2409534C (zh) |
FR (1) | FR2832019B1 (zh) |
GB (1) | GB2383458B (zh) |
NO (1) | NO20025252L (zh) |
RU (1) | RU2296437C2 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070070815A1 (en) * | 2005-08-23 | 2007-03-29 | Hulsman William H | Circuit adapted for pressure-sensitive switch and its use in a hydrophone array |
US7570543B2 (en) * | 2005-09-09 | 2009-08-04 | Teledyne Benthos, Inc. | Normally closed pressure-sensitive hydrophone switch |
GB2442026B (en) * | 2006-09-19 | 2009-02-25 | Schlumberger Holdings | Pressure-balanced electromechanical converter |
FR2923615B1 (fr) * | 2007-11-12 | 2010-02-26 | Inst Francais Du Petrole | Source sismique permanente |
GB2504918B (en) * | 2012-04-23 | 2015-11-18 | Tgt Oil And Gas Services Fze | Method and apparatus for spectral noise logging |
US9568625B2 (en) * | 2013-03-08 | 2017-02-14 | Cgg Services Sas | Buried hydrophone with solid or semi-rigid coupling |
US9251983B2 (en) * | 2013-04-19 | 2016-02-02 | Sercel Inc. | Depth-activated sensor switch and method |
GB2583646B (en) | 2017-12-15 | 2023-01-18 | Pgs Geophysical As | Seismic pressure and acceleration measurement |
WO2019234222A1 (en) * | 2018-06-08 | 2019-12-12 | Pgs Geophysical As | Linear array of piezoelectric transducers for towed marine streamers |
CN110879099B (zh) * | 2019-12-25 | 2021-10-01 | 哈尔滨工程大学 | 一种高灵敏度甚低频位移矢量水听器 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1556971A (zh) * | 1967-05-16 | 1969-02-14 | ||
FR2122675A5 (zh) * | 1971-01-19 | 1972-09-01 | Inst Francais Du Petrole | |
US3993973A (en) * | 1975-03-17 | 1976-11-23 | Huntec (70) Limited | Underwater transient sound generator having pressure compensating fillet |
US3970878A (en) * | 1975-03-31 | 1976-07-20 | Teledyne Exploration Company | Piezoelectric transducer unit and hydrophone assembly |
FR2330239A1 (fr) * | 1975-10-27 | 1977-05-27 | Inst Francais Du Petrole | Dispositif transducteur d'ondes acoustiques a compensation automatique des variations de pression statique |
US4336639A (en) * | 1980-03-31 | 1982-06-29 | Teledyne Exploration Company | Method of making a seismic apparatus |
US4926397A (en) * | 1989-11-13 | 1990-05-15 | Teledyne Exploration | Depth alarm for a seismic sensor |
US5136549A (en) * | 1991-09-19 | 1992-08-04 | Teledyne Exploration | Marine hydrophone |
FR2733831B1 (fr) * | 1995-05-04 | 1997-06-20 | Inst Francais Du Petrole | Capteur de vibrations |
FR2748183B1 (fr) * | 1996-04-29 | 1998-05-22 | Inst Francais Du Petrole | Hydrophone et procede pour sa fabrication |
FR2792802B1 (fr) * | 1999-04-26 | 2001-05-18 | Inst Francais Du Petrole | Hydrophone pour la reception des ondes acoustiques ou sismiques |
US6318497B1 (en) * | 2000-02-29 | 2001-11-20 | Benthos, Inc. | Pressure-sensitive switch, its method of calibration and use in a hydrophone array |
US6614724B2 (en) * | 2000-11-13 | 2003-09-02 | Input/Output, Inc. | Hydrophone array with individually switchable hydrophone sensors |
-
2002
- 2002-06-21 FR FR0207694A patent/FR2832019B1/fr not_active Expired - Fee Related
- 2002-10-28 US US10/281,157 patent/US6754136B2/en not_active Expired - Fee Related
- 2002-10-29 CA CA2409534A patent/CA2409534C/fr not_active Expired - Fee Related
- 2002-10-29 AU AU2002301669A patent/AU2002301669B2/en not_active Ceased
- 2002-10-29 GB GB0225070A patent/GB2383458B/en not_active Expired - Fee Related
- 2002-11-01 RU RU2002129301/09A patent/RU2296437C2/ru not_active IP Right Cessation
- 2002-11-01 CN CNB021482934A patent/CN100469157C/zh not_active Expired - Fee Related
- 2002-11-01 NO NO20025252A patent/NO20025252L/no not_active Application Discontinuation
- 2002-11-05 JP JP2002321442A patent/JP4083538B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2003235089A (ja) | 2003-08-22 |
FR2832019B1 (fr) | 2004-01-02 |
JP4083538B2 (ja) | 2008-04-30 |
NO20025252D0 (no) | 2002-11-01 |
GB0225070D0 (en) | 2002-12-04 |
GB2383458B (en) | 2006-05-31 |
GB2383458A (en) | 2003-06-25 |
RU2296437C2 (ru) | 2007-03-27 |
AU2002301669B2 (en) | 2008-05-01 |
FR2832019A1 (fr) | 2003-05-09 |
CA2409534C (fr) | 2011-09-27 |
CN100469157C (zh) | 2009-03-11 |
US20030086337A1 (en) | 2003-05-08 |
CA2409534A1 (fr) | 2003-05-02 |
US6754136B2 (en) | 2004-06-22 |
CN1418040A (zh) | 2003-05-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |