BRPI0710580A2 - Blindagem eletromagnética e magnetostática para realizar medidas adiante da broca - Google Patents

Blindagem eletromagnética e magnetostática para realizar medidas adiante da broca

Info

Publication number
BRPI0710580A2
BRPI0710580A2 BRPI0710580-0A2A BRPI0710580A BRPI0710580A2 BR PI0710580 A2 BRPI0710580 A2 BR PI0710580A2 BR PI0710580 A BRPI0710580 A BR PI0710580A BR PI0710580 A2 BRPI0710580 A2 BR PI0710580A2
Authority
BR
Brazil
Prior art keywords
electromagnetic
carry out
out early
measures
magnetostatic shield
Prior art date
Application number
BRPI0710580-0A2A
Other languages
English (en)
Inventor
Gregory B Itskovich
Original Assignee
Baker Hughes Inc
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
Priority claimed from US11/682,381 external-priority patent/US20070216416A1/en
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of BRPI0710580A2 publication Critical patent/BRPI0710580A2/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
    • G01V3/18—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging
    • G01V3/26—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with magnetic or electric fields produced or modified either by the surrounding earth formation or by the detecting device
    • G01V3/28—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with magnetic or electric fields produced or modified either by the surrounding earth formation or by the detecting device using induction coils

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)
BRPI0710580-0A2A 2006-03-15 2007-05-14 Blindagem eletromagnética e magnetostática para realizar medidas adiante da broca BRPI0710580A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US78244706P 2006-03-15 2006-03-15
US11/682,381 US20070216416A1 (en) 2006-03-15 2007-03-06 Electromagnetic and Magnetostatic Shield To Perform Measurements Ahead of the Drill Bit
PCT/IB2007/001241 WO2007116317A2 (en) 2006-03-15 2007-05-14 Electromagnetic and magnetostatic shield to perform measurements ahead of the drill bit

Publications (1)

Publication Number Publication Date
BRPI0710580A2 true BRPI0710580A2 (pt) 2014-06-24

Family

ID=38517138

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0710580-0A2A BRPI0710580A2 (pt) 2006-03-15 2007-05-14 Blindagem eletromagnética e magnetostática para realizar medidas adiante da broca

Country Status (2)

Country Link
BR (1) BRPI0710580A2 (pt)
WO (1) WO2007116317A2 (pt)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3715655A (en) * 1970-12-30 1973-02-06 Texaco Inc Induction logging apparatus having a common series element for nulling
US4514693A (en) * 1977-12-27 1985-04-30 Texaco Inc. Dielectric well logging system with electrostatically shielded coils
GB2100544B (en) * 1981-06-16 1985-11-20 Ensco Inc Radar drill guidance system
US5038107A (en) * 1989-12-21 1991-08-06 Halliburton Logging Services, Inc. Method and apparatus for making induction measurements through casing
US7150316B2 (en) * 2004-02-04 2006-12-19 Baker Hughes Incorporated Method of eliminating conductive drill parasitic influence on the measurements of transient electromagnetic components in MWD tools

Also Published As

Publication number Publication date
WO2007116317A3 (en) 2008-01-17
WO2007116317A2 (en) 2007-10-18

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Legal Events

Date Code Title Description
B15I Others concerning applications: loss of priority

Free format text: FOI DADA PERDA DA PRIORIDADE US 60/782,447 DE 15/03/2006 DO PEDIDO PI0710580-0 RELATIVA AO PCT/IB2007/001241. ESTA PERDA SE DEU PELO FATO DO BRASIL NAO ACEITAR RESTAURACAO DE PRIORIDADE, RESTAURACAO ESTA QUE FOI CONCEDIDA PELA OMPI, JA QUE O PRAZO PARA O DEPOSITO INTERNACIONAL COM REIVINDICACAO DE PRIORIDADE ULTRAPASSOU OS 12 MESES.

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

Free format text: REFERENTE A 9A ANUIDADE.

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 2385 DE 20-09-2016 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.