BRPI0716405A2 - reduÇço de ruÍdo em mediÇÕes de campo elÉtrico - Google Patents

reduÇço de ruÍdo em mediÇÕes de campo elÉtrico

Info

Publication number
BRPI0716405A2
BRPI0716405A2 BRPI0716405-0A2A BRPI0716405A BRPI0716405A2 BR PI0716405 A2 BRPI0716405 A2 BR PI0716405A2 BR PI0716405 A BRPI0716405 A BR PI0716405A BR PI0716405 A2 BRPI0716405 A2 BR PI0716405A2
Authority
BR
Brazil
Prior art keywords
electric field
noise reduction
field measurements
measurements
noise
Prior art date
Application number
BRPI0716405-0A2A
Other languages
English (en)
Inventor
Anton Ziolkowski
Richard Carson
Original Assignee
Mtem 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 Mtem Ltd filed Critical Mtem Ltd
Publication of BRPI0716405A2 publication Critical patent/BRPI0716405A2/pt

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

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)
  • Measuring Magnetic Variables (AREA)
  • Geophysics And Detection Of Objects (AREA)
BRPI0716405-0A2A 2006-08-24 2007-08-23 reduÇço de ruÍdo em mediÇÕes de campo elÉtrico BRPI0716405A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0616784.5A GB0616784D0 (en) 2006-08-24 2006-08-24 Reduction of noise in electrical field measurements
PCT/GB2007/003201 WO2008023174A2 (en) 2006-08-24 2007-08-23 Reduction of noise in electrical field measurements

Publications (1)

Publication Number Publication Date
BRPI0716405A2 true BRPI0716405A2 (pt) 2013-09-17

Family

ID=37102771

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0716405-0A2A BRPI0716405A2 (pt) 2006-08-24 2007-08-23 reduÇço de ruÍdo em mediÇÕes de campo elÉtrico

Country Status (12)

Country Link
US (1) US20100017156A1 (pt)
EP (1) EP2054740A2 (pt)
CN (1) CN101506687A (pt)
AU (1) AU2007287443A1 (pt)
BR (1) BRPI0716405A2 (pt)
CA (1) CA2659401A1 (pt)
EA (1) EA014831B1 (pt)
EG (1) EG25390A (pt)
GB (1) GB0616784D0 (pt)
MX (1) MX2008006819A (pt)
NO (1) NO20090088L (pt)
WO (1) WO2008023174A2 (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0505160D0 (en) * 2005-03-14 2005-04-20 Mtem Ltd True amplitude transient electromagnetic system response measurement
US20100277164A1 (en) * 2006-09-01 2010-11-04 Commonwealth Scientific And Industrial Research Organisation Method and apparatus for signal recovery
US8063642B2 (en) 2008-06-11 2011-11-22 Mtem Ltd Method for subsurface electromagnetic surveying using two or more simultaneously actuated electromagnetic sources
US20100057366A1 (en) * 2008-08-29 2010-03-04 David Allan Wright Method for attenuating correlated noise in controlled source electromagnetic survey data
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
US8143897B2 (en) 2009-02-11 2012-03-27 Mtem Ltd. Short-offset transient electromagnetic geophysical surveying
CN102062880B (zh) * 2009-11-11 2015-05-13 中国石油天然气集团公司 大地电磁探测仪性能评价方法
US8587316B2 (en) 2011-12-08 2013-11-19 Pgs Geophysical As Noise reduction systems and methods for a geophysical survey cable
US9383469B2 (en) 2012-04-30 2016-07-05 Pgs Geophysical As Methods and systems for noise-based streamer depth profile control
US9274241B2 (en) * 2013-03-14 2016-03-01 Pgs Geophysical As Method and system for suppressing swell-induced electromagnetic noise
WO2016100736A1 (en) * 2014-12-18 2016-06-23 Schlumberger Canada Limited Electric dipole surface antenna configurations for electromagnetic wellbore instrument telemetry
CN105759316B (zh) * 2016-02-04 2017-08-29 中国科学院地质与地球物理研究所 一种矩形回线源瞬变电磁探测的方法和装置
CN105629317B (zh) * 2016-04-08 2019-02-05 中国矿业大学(北京) 一种基于站间传递函数的大地电磁噪声压制方法
CN106199734B (zh) * 2016-07-01 2017-12-05 中国科学院地质与地球物理研究所 适用于m‑tem探测法的双电磁发射机系统
CN106679795B (zh) * 2017-01-18 2023-10-03 北京工业大学 电磁探测噪声测量系统及降噪方法
CN109239790B (zh) * 2018-08-07 2020-05-05 湖南五维地质科技有限公司 用于数字化密集采样瞬变电磁仪的关断时间计算方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3636435A (en) * 1969-06-20 1972-01-18 Scintrex Ltd Method of electromagnetic prospecting by measuring relative grandient of a resultant electromagnetic field
AU2004201829B2 (en) * 1998-11-06 2006-06-08 M.I.M. Exploration Pty. Ltd. Geological data acquisition system
GB0121719D0 (en) * 2001-09-07 2001-10-31 Univ Edinburgh Method for detection fo subsurface resistivity contrasts
US7769572B2 (en) * 2001-09-07 2010-08-03 Exxonmobil Upstream Research Co. Method of imaging subsurface formations using a virtual source array

Also Published As

Publication number Publication date
AU2007287443A1 (en) 2008-02-28
EA200970215A1 (ru) 2009-08-28
EA014831B1 (ru) 2011-02-28
WO2008023174A2 (en) 2008-02-28
MX2008006819A (es) 2008-11-14
CA2659401A1 (en) 2008-02-28
WO2008023174A3 (en) 2008-10-02
EP2054740A2 (en) 2009-05-06
EG25390A (en) 2011-12-25
GB0616784D0 (en) 2006-10-04
NO20090088L (no) 2009-02-18
CN101506687A (zh) 2009-08-12
US20100017156A1 (en) 2010-01-21

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Legal Events

Date Code Title Description
B08L Patent application lapsed because of non payment of annual fee [chapter 8.12 patent gazette]

Free format text: REFERENTE AO NAO RECOLHIMENTO DAS 5A, 6A E 7A ANUIDADES.

B08I Publication cancelled [chapter 8.9 patent gazette]

Free format text: ANULADA A PUBLICACAO CODIGO 8.12 NA RPI NO 2277 DE 26/08/2014 POR TER SIDO INDEVIDA.

B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 5A, 6A, 7A, 8A, 9A, 10A, 11A, 12A E 13A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2602 DE 17-11-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.