DE69017220D1 - Vorrichtung basierend auf einer gruppe von abgestimmten paraboloidförmigen elektroakustischen wandlern zur tiefseebodenprospektion. - Google Patents

Vorrichtung basierend auf einer gruppe von abgestimmten paraboloidförmigen elektroakustischen wandlern zur tiefseebodenprospektion.

Info

Publication number
DE69017220D1
DE69017220D1 DE69017220T DE69017220T DE69017220D1 DE 69017220 D1 DE69017220 D1 DE 69017220D1 DE 69017220 T DE69017220 T DE 69017220T DE 69017220 T DE69017220 T DE 69017220T DE 69017220 D1 DE69017220 D1 DE 69017220D1
Authority
DE
Germany
Prior art keywords
pulse
pct
prospecting
electroacoustic
electrodes
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 - Fee Related
Application number
DE69017220T
Other languages
English (en)
Other versions
DE69017220T2 (de
Inventor
Giovanni Cannelli
Ottavi Enrico D
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.)
Consiglio Nazionale delle Richerche CNR
Original Assignee
Consiglio Nazionale delle Richerche CNR
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 Consiglio Nazionale delle Richerche CNR filed Critical Consiglio Nazionale delle Richerche CNR
Publication of DE69017220D1 publication Critical patent/DE69017220D1/de
Application granted granted Critical
Publication of DE69017220T2 publication Critical patent/DE69017220T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01V1/003—Seismic data acquisition in general, e.g. survey design
    • G01V1/006—Seismic data acquisition in general, e.g. survey design generating single signals by using more than one generator, e.g. beam steering or focusing arrays
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/02—Generating seismic energy
    • G01V1/157—Generating seismic energy using spark discharges; using exploding wires
    • 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
    • G01V1/3808—Seismic data acquisition, e.g. survey design

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Acoustics & Sound (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Oceanography (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
DE69017220T 1989-09-15 1990-09-14 Vorrichtung basierend auf einer gruppe von abgestimmten paraboloidförmigen elektroakustischen wandlern zur tiefseebodenprospektion. Expired - Fee Related DE69017220T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8948370A IT1232663B (it) 1989-09-15 1989-09-15 Metodo per l'esplorazione sottomarina ad alta risoluzione e dispositivo accordato di trasduttori elettroacustici paraboloidali per la realizzazione di tale metodo
PCT/IT1990/000075 WO1991004501A1 (en) 1989-09-15 1990-09-14 Method of high-resolution sea bottom prospecting and tuned array of paraboloidal, electroacoustic transducers to carry out such method

Publications (2)

Publication Number Publication Date
DE69017220D1 true DE69017220D1 (de) 1995-03-30
DE69017220T2 DE69017220T2 (de) 1995-09-07

Family

ID=11266154

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69017220T Expired - Fee Related DE69017220T2 (de) 1989-09-15 1990-09-14 Vorrichtung basierend auf einer gruppe von abgestimmten paraboloidförmigen elektroakustischen wandlern zur tiefseebodenprospektion.

Country Status (11)

Country Link
US (1) US5398217A (de)
EP (1) EP0491775B1 (de)
JP (1) JPH05505235A (de)
AT (1) ATE118898T1 (de)
AU (1) AU6356890A (de)
CA (1) CA2065457C (de)
DE (1) DE69017220T2 (de)
DK (1) DK0491775T3 (de)
ES (1) ES2071114T4 (de)
IT (1) IT1232663B (de)
WO (1) WO1991004501A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1241558B (it) * 1990-12-21 1994-01-17 Consiglio Nazionale Ricerche Dispositivo per la trasmissione e la ricezione di sgnali acustici ad alta risoluzione, particolarmente er applicazioni sottomarine, con trasduttore paraboloidale di ricezione circondato da trasduttori parabolidali di trasmissione a eccitazione differenziata.
US6215734B1 (en) * 1996-08-05 2001-04-10 Tetra Corporation Electrohydraulic pressure wave projectors
US5903518A (en) * 1998-02-23 1999-05-11 The United States Of America As Represented By The Secretary Of The Army Multiple plasma channel high output variable electro-acoustic pulse source
WO2003057996A2 (en) 2002-01-03 2003-07-17 Placer Dome Technical Services Limited Method and apparatus for a plasma-hydraulic continuous excavation system
US7058184B1 (en) * 2003-03-25 2006-06-06 Robert Hickling Acoustic measurement method and apparatus
US7251195B1 (en) 2003-10-23 2007-07-31 United States Of America As Represented By The Secretary Of The Army Apparatus for generating an acoustic signal
US8789772B2 (en) 2004-08-20 2014-07-29 Sdg, Llc Virtual electrode mineral particle disintegrator
US7457198B2 (en) * 2006-03-31 2008-11-25 Scientific Solutions, Inc. Swimmer detection sonar network
US10060195B2 (en) 2006-06-29 2018-08-28 Sdg Llc Repetitive pulsed electric discharge apparatuses and methods of use
WO2009055918A1 (en) * 2007-11-02 2009-05-07 Marport Canada Inc. System and method for underwater seismic data acquisition
GB2471111A (en) * 2009-06-17 2010-12-22 Dynamic Dinosaurs Bv An electrical discharge acoustic source using a bank of capacitors individually connected to electrodes
US10407995B2 (en) 2012-07-05 2019-09-10 Sdg Llc Repetitive pulsed electric discharge drills including downhole formation evaluation
US10077644B2 (en) 2013-03-15 2018-09-18 Chevron U.S.A. Inc. Method and apparatus for generating high-pressure pulses in a subterranean dielectric medium
WO2015042608A1 (en) 2013-09-23 2015-03-26 Sdg Llc Method and apparatus for isolating and switching lower voltage pulses from high voltage pulses in electrocrushing and electrohydraulic drills
US9462789B2 (en) 2015-02-18 2016-10-11 Jeffrey S. Melcher Animal training device, leash and method of using the device and leash
US9295230B1 (en) * 2015-02-18 2016-03-29 Jeffrey S. Melcher Animal training device and method
CN106932814B (zh) * 2017-05-06 2023-08-04 中国海洋大学 海洋高分辨立体垂直时延电火花震源

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3248917A (en) * 1966-05-03 Hydrospark forming apparatus
US2559227A (en) * 1947-05-24 1951-07-03 Interval Instr Inc Shock wave generator
US3245032A (en) * 1961-05-19 1966-04-05 Woods Hole Oceanographic Inst Multiple electrode spark source
US3304533A (en) * 1964-12-04 1967-02-14 Rayflex Exploration Company Marine seismic surveying
US3356178A (en) * 1965-06-29 1967-12-05 Shell Oil Co Method and apparatus for seismic exploration
US3357178A (en) * 1966-05-06 1967-12-12 Bendix Corp Actuator for turbine stator blades
DE2650624C2 (de) * 1976-11-05 1985-05-30 Dornier System Gmbh, 7990 Friedrichshafen Einrichtung zum Zertrümmern von im Körper eines Lebewesens befindlichen Konkrementen
IT1178206B (it) * 1984-12-13 1987-09-09 Consiglio Nazionale Ricerche Sorgente elettroacustica impulsiva per prospezioni sismiche ad alta risoluzione
US4651311A (en) * 1984-12-05 1987-03-17 Southwest Research Institute Electrodeless spark discharge acoustic pulse transducer for borehole operation
CA1268851A (en) * 1987-02-20 1990-05-08 Reginald Montgomery Clements Method and apparatus for generating underwater acoustics

Also Published As

Publication number Publication date
IT8948370A0 (it) 1989-09-15
IT1232663B (it) 1992-03-02
DK0491775T3 (da) 1995-06-19
EP0491775B1 (de) 1995-02-22
ES2071114T4 (es) 1997-01-16
CA2065457C (en) 1998-07-14
CA2065457A1 (en) 1991-03-16
JPH05505235A (ja) 1993-08-05
DE69017220T2 (de) 1995-09-07
EP0491775A1 (de) 1992-07-01
US5398217A (en) 1995-03-14
ATE118898T1 (de) 1995-03-15
ES2071114T3 (es) 1995-06-16
WO1991004501A1 (en) 1991-04-04
AU6356890A (en) 1991-04-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee