GB2458959B - electromagnetic surveying - Google Patents

electromagnetic surveying

Info

Publication number
GB2458959B
GB2458959B GB0806195A GB0806195A GB2458959B GB 2458959 B GB2458959 B GB 2458959B GB 0806195 A GB0806195 A GB 0806195A GB 0806195 A GB0806195 A GB 0806195A GB 2458959 B GB2458959 B GB 2458959B
Authority
GB
United Kingdom
Prior art keywords
electromagnetic surveying
surveying
electromagnetic
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
GB0806195A
Other versions
GB0806195D0 (en
GB2458959A (en
Inventor
Lucy Macgregor
David Andreis
Neil Hargreaves
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.)
OHM Ltd
Original Assignee
OHM Ltd
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 OHM Ltd filed Critical OHM Ltd
Priority to GB0806195A priority Critical patent/GB2458959B/en
Publication of GB0806195D0 publication Critical patent/GB0806195D0/en
Publication of GB2458959A publication Critical patent/GB2458959A/en
Application granted granted Critical
Publication of GB2458959B publication Critical patent/GB2458959B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves
    • 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
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/083—Controlled source electromagnetic [CSEM] surveying

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
GB0806195A 2008-04-04 2008-04-04 electromagnetic surveying Expired - Fee Related GB2458959B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0806195A GB2458959B (en) 2008-04-04 2008-04-04 electromagnetic surveying

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0806195A GB2458959B (en) 2008-04-04 2008-04-04 electromagnetic surveying

Publications (3)

Publication Number Publication Date
GB0806195D0 GB0806195D0 (en) 2008-05-14
GB2458959A GB2458959A (en) 2009-10-07
GB2458959B true GB2458959B (en) 2010-08-18

Family

ID=39433172

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0806195A Expired - Fee Related GB2458959B (en) 2008-04-04 2008-04-04 electromagnetic surveying

Country Status (1)

Country Link
GB (1) GB2458959B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8928324B2 (en) * 2011-12-27 2015-01-06 Pgs Geophysical As In-line and broadside marine electromagnetic surveying
US9239401B2 (en) 2012-03-01 2016-01-19 Pgs Geophysical As Stationary source for marine electromagnetic surveying

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2066475A (en) * 1979-12-31 1981-07-08 Schlumberger Ltd Apparatus and method of induction logging
EP0516525A1 (en) * 1991-05-28 1992-12-02 Schlumberger Limited Slot antenna having two nonparallel elements

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2066475A (en) * 1979-12-31 1981-07-08 Schlumberger Ltd Apparatus and method of induction logging
EP0516525A1 (en) * 1991-05-28 1992-12-02 Schlumberger Limited Slot antenna having two nonparallel elements

Also Published As

Publication number Publication date
GB0806195D0 (en) 2008-05-14
GB2458959A (en) 2009-10-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20160404