BRPI0418081A - métodos para estimar nìveis de contaminação em fluidos em um furo de sondagem, e para testagem de formação no furo descendente, aparelho para estimar nìveis de contaminação de fluidos de formação em um furo de sondagem, e, meio utilizável por computador - Google Patents

métodos para estimar nìveis de contaminação em fluidos em um furo de sondagem, e para testagem de formação no furo descendente, aparelho para estimar nìveis de contaminação de fluidos de formação em um furo de sondagem, e, meio utilizável por computador

Info

Publication number
BRPI0418081A
BRPI0418081A BRPI0418081-0A BRPI0418081A BRPI0418081A BR PI0418081 A BRPI0418081 A BR PI0418081A BR PI0418081 A BRPI0418081 A BR PI0418081A BR PI0418081 A BRPI0418081 A BR PI0418081A
Authority
BR
Brazil
Prior art keywords
borehole
fluid contamination
contamination levels
methods
estimating fluid
Prior art date
Application number
BRPI0418081-0A
Other languages
English (en)
Inventor
Ridvan Akkurt
Mark Proett
Original Assignee
Halliburton Energy Serv 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
Application filed by Halliburton Energy Serv Inc filed Critical Halliburton Energy Serv Inc
Publication of BRPI0418081A publication Critical patent/BRPI0418081A/pt

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
    • E21B49/08—Obtaining fluid samples or testing fluids, in boreholes or wells
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
    • G01N24/08—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects by using nuclear magnetic resonance
    • G01N24/081—Making measurements of geologic samples, e.g. measurements of moisture, pH, porosity, permeability, tortuosity or viscosity

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Health & Medical Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Geophysics And Detection Of Objects (AREA)

Abstract

"MéTODOS PARA ESTIMAR NìVEIS DE CONTAMINAçãO EM FLUIDOS EM UM FURO DE SONDAGEM, E PARA TESTAGEM DE FORMAçãO NO FURO DESCENDENTE, APARELHO PARA ESTIMAR NìVEIS DE CONTAMINAçãO DE FLUIDOS DE FORMAçãO EM UM FURO DE SONDAGEM, E, MEIO UTILIZáVEL POR COMPUTADOR". Métodos e sistemas são descritos para estimativa do nível de contaminação de fluido de furo descendente usando medições de propriedades físicas, e modelagem matemática de função de contaminação e leis de mistura de propriedades de fluido. As abordagens propostas possibilitam computação de estimativas do tempo de bombeamento necessário para atingir um certo nível de limiar de contaminação.
BRPI0418081-0A 2003-12-24 2004-12-23 métodos para estimar nìveis de contaminação em fluidos em um furo de sondagem, e para testagem de formação no furo descendente, aparelho para estimar nìveis de contaminação de fluidos de formação em um furo de sondagem, e, meio utilizável por computador BRPI0418081A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US53250203P 2003-12-24 2003-12-24
PCT/US2004/043437 WO2005065277A2 (en) 2003-12-24 2004-12-23 Contamination estimation using fluid analysis models

Publications (1)

Publication Number Publication Date
BRPI0418081A true BRPI0418081A (pt) 2007-04-17

Family

ID=34748804

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0418081-0A BRPI0418081A (pt) 2003-12-24 2004-12-23 métodos para estimar nìveis de contaminação em fluidos em um furo de sondagem, e para testagem de formação no furo descendente, aparelho para estimar nìveis de contaminação de fluidos de formação em um furo de sondagem, e, meio utilizável por computador

Country Status (5)

Country Link
US (2) US20050216196A1 (pt)
EP (1) EP1702284A4 (pt)
BR (1) BRPI0418081A (pt)
EG (1) EG25063A (pt)
WO (1) WO2005065277A2 (pt)

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Also Published As

Publication number Publication date
US7372264B2 (en) 2008-05-13
US20060250130A1 (en) 2006-11-09
US20050216196A1 (en) 2005-09-29
WO2005065277A2 (en) 2005-07-21
EP1702284A4 (en) 2012-09-05
WO2005065277A3 (en) 2006-07-13
EG25063A (en) 2011-07-26
EP1702284A2 (en) 2006-09-20

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Legal Events

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B07A Technical examination (opinion): publication of technical examination (opinion) [chapter 7.1 patent gazette]
B08F Application fees: application dismissed [chapter 8.6 patent gazette]

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