DK203179A - Fremgangsmaade og udstyr til vandbundsmaaling - Google Patents

Fremgangsmaade og udstyr til vandbundsmaaling

Info

Publication number
DK203179A
DK203179A DK203179A DK203179A DK203179A DK 203179 A DK203179 A DK 203179A DK 203179 A DK203179 A DK 203179A DK 203179 A DK203179 A DK 203179A DK 203179 A DK203179 A DK 203179A
Authority
DK
Denmark
Prior art keywords
equipment
waterproof
measurement
waterproof measurement
Prior art date
Application number
DK203179A
Other languages
English (en)
Other versions
DK158683B (da
DK158683C (da
Inventor
J H Bischoff
J A Sebulke
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Publication of DK203179A publication Critical patent/DK203179A/da
Publication of DK158683B publication Critical patent/DK158683B/da
Application granted granted Critical
Publication of DK158683C publication Critical patent/DK158683C/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/02—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current
    • G01V3/06—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current using ac
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/15—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/30—Assessment of water resources

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Paper (AREA)
DK203179A 1978-05-19 1979-05-17 Indretning til vandbundsmaaling DK158683C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB20741/78A GB1588495A (en) 1978-05-19 1978-05-19 Method and means for waterbottom logging
GB2074178 1978-05-19

Publications (3)

Publication Number Publication Date
DK203179A true DK203179A (da) 1979-11-20
DK158683B DK158683B (da) 1990-07-02
DK158683C DK158683C (da) 1991-03-04

Family

ID=10150886

Family Applications (1)

Application Number Title Priority Date Filing Date
DK203179A DK158683C (da) 1978-05-19 1979-05-17 Indretning til vandbundsmaaling

Country Status (8)

Country Link
US (1) US4298840A (da)
EP (1) EP0005872B1 (da)
AU (1) AU527685B2 (da)
CA (1) CA1130385A (da)
DK (1) DK158683C (da)
GB (1) GB1588495A (da)
NO (1) NO154028C (da)
NZ (1) NZ190474A (da)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
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IL68549A (en) * 1983-05-03 1988-05-31 Kit Medidont Ltd Method and instrument for measuring moisture
US4617518A (en) * 1983-11-21 1986-10-14 Exxon Production Research Co. Method and apparatus for offshore electromagnetic sounding utilizing wavelength effects to determine optimum source and detector positions
AU625347B2 (en) * 1989-05-08 1992-07-09 Australian Institute Of Marine Science Measurement of sediment level
FR2650896B1 (fr) * 1989-08-09 1991-11-29 France Etat Ponts Chaussees Procede et dispositif de reconnaissance d'un sol par prospection electrique en site aquatique
USH1490H (en) * 1992-09-28 1995-09-05 Exxon Production Research Company Marine geophysical prospecting system
US5439800A (en) * 1993-01-11 1995-08-08 Thompson; Keith F. M. Offshore petroleum exploration system
AUPR790201A0 (en) * 2001-09-25 2001-10-18 Seachange Technology Pty Ltd Shark repelling electric field generating cord
CN100395562C (zh) * 2002-06-11 2008-06-18 加利福尼亚大学董事会 采用垂直电场测量的海底地质勘测方法及系统
WO2004053528A1 (en) * 2002-12-10 2004-06-24 The Regents Of The University Of California System and method for hydrocarbon reservoir monitoring using controlled-source electromagnetic fields
GB2404444B (en) * 2003-07-28 2006-11-29 Statoil Asa Transmitter antena
GB2409900B (en) 2004-01-09 2006-05-24 Statoil Asa Processing seismic data representing a physical system
US7132831B2 (en) * 2004-03-31 2006-11-07 Peteralv Brabers Electrode configuration for resistivity sounding
WO2006026361A1 (en) * 2004-08-25 2006-03-09 The Regents Of The University Of California Three-axis marine electric field sensor for seafloor electrical resistivity measurement
GB2420855B (en) 2004-12-02 2009-08-26 Electromagnetic Geoservices As Source for electromagnetic surveying
GB2435693A (en) 2006-02-09 2007-09-05 Electromagnetic Geoservices As Seabed electromagnetic surveying
US7471089B2 (en) * 2006-04-24 2008-12-30 Schlumberger Technology Corporation Electrode array for marine electric and magnetic field measurements having first and second sets of electrodes connected to respective first and second cables
GB2439378B (en) 2006-06-09 2011-03-16 Electromagnetic Geoservices As Instrument for measuring electromagnetic signals
WO2008028083A2 (en) * 2006-08-30 2008-03-06 The Regents Of University Of California Method and system for detecting and mapping hydrocarbon reservoirs using electromagnetic fields
GB2442749B (en) 2006-10-12 2010-05-19 Electromagnetic Geoservices As Positioning system
ITBO20060811A1 (it) * 2006-11-29 2008-05-30 Pierburg Spa Pompa ad olio a palette a cilindrata variabile.
GB2445582A (en) 2007-01-09 2008-07-16 Statoil Asa Method for analysing data from an electromagnetic survey
US8067941B2 (en) * 2008-01-23 2011-11-29 Korea Institute Of Geoscience & Mineral Resources System for streamer electrical resistivity survey and method for analysis of underground structure below a riverbed
US8072222B2 (en) * 2008-03-31 2011-12-06 Westerngeco L. L. C. Signal generator for electromagnetic surveying that produces a signal having an analog continuous waveform
US8063642B2 (en) * 2008-06-11 2011-11-22 Mtem Ltd Method for subsurface electromagnetic surveying using two or more simultaneously actuated electromagnetic sources
US20090316524A1 (en) * 2008-06-23 2009-12-24 Stig Rune Tenghamn Flexible seismic data acquisition system for use in a marine environment
US8258791B2 (en) 2009-01-27 2012-09-04 Mtem Ltd. Method for subsurface electromagnetic surveying using two or more simultaneously actuated electromagnetic sources to impart electromagnetic signals into a subsurface formation and thereby determining a formation response to each signal
US20100235100A1 (en) * 2009-03-16 2010-09-16 Bruce Alan Hobbs Method for determining resistivity anisotropy from earth electromagnetic responses
BE1018801A3 (nl) 2009-06-26 2011-09-06 M D C E Bvba Werkwijze en inrichting voor het bepalen van een rheologische grensovergang.
US20110012601A1 (en) * 2009-07-15 2011-01-20 Bruce Alan Hobbs Method for determining resistivity anisotropy from earth electromagnetic tansient step response and electromagnetic transient peak impulse response
US8995220B2 (en) 2010-01-28 2015-03-31 Pgs Geophysical As Method and system for streamer depth control
US9778036B2 (en) 2010-04-27 2017-10-03 Pgs Geophysical As Switchable front-end measurement unit for towed marine electromagnetic streamer cables
CN102073046A (zh) * 2010-08-02 2011-05-25 电子科技大学 水下主动电场成像装置
US8882391B2 (en) 2011-07-29 2014-11-11 Pgs Geophysical As Method and system of retriever systems for marine geophysical survey cables
US10537095B2 (en) 2011-10-14 2020-01-21 Pgs Geophysical As System and method for using an impact-activated device for repelling sharks from marine geophysical survey equipment
US9720123B2 (en) * 2011-11-11 2017-08-01 Pgs Geophysical As Electrode assembly for marine electromagnetic geophysical survey sources
US8587316B2 (en) 2011-12-08 2013-11-19 Pgs Geophysical As Noise reduction systems and methods for a geophysical survey cable
US8922214B2 (en) 2011-12-27 2014-12-30 Pgs Geophysical As Electromagnetic geophysical survey systems and methods employing electric potential mapping
US8797036B2 (en) * 2012-02-29 2014-08-05 Pgs Geophysical Methods and apparatus for adaptive source electromagnetic surveying
US9383469B2 (en) 2012-04-30 2016-07-05 Pgs Geophysical As Methods and systems for noise-based streamer depth profile control
US9664811B2 (en) 2012-12-19 2017-05-30 Pgs Geophysical As Methods and systems for using a combined electromagnetic source electrode and deflector
US10605947B2 (en) 2014-06-18 2020-03-31 Pgs Geophysical As Marine streamer connector used as an electrode
US10012751B2 (en) 2014-06-18 2018-07-03 Pgs Geophysical As Electrode adapter for geophysical surveys
US10042073B2 (en) 2014-10-17 2018-08-07 Pgs Geophysical As Electrically isolated streamer section
JP6806305B2 (ja) * 2016-09-09 2021-01-06 国立研究開発法人海洋研究開発機構 海底資源探査システム、信号処理方法、電気探査法及び電磁探査法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1826961A (en) * 1928-09-07 1931-10-13 Louis B Slichter Apparatus for exploring for ore
US2531088A (en) * 1947-10-16 1950-11-21 Standard Oil Dev Co Electrical prospecting method
US3052836A (en) * 1957-12-24 1962-09-04 Shell Oil Co Method for marine electrical prospecting
US3344342A (en) * 1965-01-08 1967-09-26 George F Kinghorn Method of sub-surface prospecting by generating current impulse between a pair of points on a first line and detecting voltages between points along a line normal to thefirst line
DE2423500C3 (de) * 1974-05-15 1980-05-29 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anordnung zur Erzeugung von elektrischen Signalen mit Feldplatten
US4041372A (en) * 1975-09-08 1977-08-09 Continental Oil Company Apparatus for multi-channel induced polarization surveying

Also Published As

Publication number Publication date
AU527685B2 (en) 1983-03-17
NZ190474A (en) 1982-05-31
EP0005872B1 (en) 1984-09-26
NO154028C (no) 1986-07-02
AU4716879A (en) 1979-11-22
NO791652L (no) 1979-11-20
DK158683B (da) 1990-07-02
NO154028B (no) 1986-03-24
GB1588495A (en) 1981-04-23
CA1130385A (en) 1982-08-24
EP0005872A1 (en) 1979-12-12
DK158683C (da) 1991-03-04
US4298840A (en) 1981-11-03

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