EP2005154A4 - System and method for estimating filtrate contamination in formation fluid samples using refractive index - Google Patents

System and method for estimating filtrate contamination in formation fluid samples using refractive index

Info

Publication number
EP2005154A4
EP2005154A4 EP07754843A EP07754843A EP2005154A4 EP 2005154 A4 EP2005154 A4 EP 2005154A4 EP 07754843 A EP07754843 A EP 07754843A EP 07754843 A EP07754843 A EP 07754843A EP 2005154 A4 EP2005154 A4 EP 2005154A4
Authority
EP
European Patent Office
Prior art keywords
estimating
refractive index
formation fluid
fluid samples
filtrate contamination
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.)
Ceased
Application number
EP07754843A
Other languages
German (de)
French (fr)
Other versions
EP2005154A2 (en
Inventor
Rocco Difoggio
Angus Simpson
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.)
Baker Hughes Holdings LLC
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 US11/696,537 external-priority patent/US7445934B2/en
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of EP2005154A2 publication Critical patent/EP2005154A2/en
Publication of EP2005154A4 publication Critical patent/EP2005154A4/en
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; viscous liquids; paints; inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/2823—Oils, i.e. hydrocarbon liquids raw oil, drilling fluid or polyphasic mixtures
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B49/087—Well testing, e.g. testing for reservoir productivity or formation parameters
    • E21B49/0875—Well testing, e.g. testing for reservoir productivity or formation parameters determining specific fluid parameters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/4133—Refractometers, e.g. differential
EP07754843A 2006-04-10 2007-04-05 System and method for estimating filtrate contamination in formation fluid samples using refractive index Ceased EP2005154A4 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US79061506P 2006-04-10 2006-04-10
US79065706P 2006-04-10 2006-04-10
US11/696,537 US7445934B2 (en) 2006-04-10 2007-04-04 System and method for estimating filtrate contamination in formation fluid samples using refractive index
PCT/US2007/008392 WO2007120553A2 (en) 2006-04-10 2007-04-05 System and method for estimating filtrate contamination in formation fluid samples using refractive index

Publications (2)

Publication Number Publication Date
EP2005154A2 EP2005154A2 (en) 2008-12-24
EP2005154A4 true EP2005154A4 (en) 2012-02-22

Family

ID=38610081

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07754843A Ceased EP2005154A4 (en) 2006-04-10 2007-04-05 System and method for estimating filtrate contamination in formation fluid samples using refractive index

Country Status (4)

Country Link
EP (1) EP2005154A4 (en)
BR (1) BRPI0709988A2 (en)
NO (1) NO20084324L (en)
WO (1) WO2007120553A2 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000050876A1 (en) * 1999-02-23 2000-08-31 Schlumberger Limited Analysis of downhole formation fluid contaminated by oil-based mud
US20030071988A1 (en) * 2001-10-11 2003-04-17 Baker Hughes Incorporated Real-time on-line sensing and control of mineral scale deposition from formation fluids
US20030163259A1 (en) * 2002-02-27 2003-08-28 Baker Hughes Incorporated Method and apparatus for quantifying progress of sample clean up with curve fitting
US20050262936A1 (en) * 2004-05-26 2005-12-01 Baker Hughes Incorporated System and method for determining formation fluid parameters using refractive index

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9415962D0 (en) * 1994-08-06 1994-09-28 Schlumberger Ltd Multiphase fluid component discrimination
US6016191A (en) * 1998-05-07 2000-01-18 Schlumberger Technology Corporation Apparatus and tool using tracers and singles point optical probes for measuring characteristics of fluid flow in a hydrocarbon well and methods of processing resulting signals
US6683681B2 (en) * 2002-04-10 2004-01-27 Baker Hughes Incorporated Method and apparatus for a downhole refractometer and attenuated reflectance spectrometer
US6927846B2 (en) * 2003-07-25 2005-08-09 Baker Hughes Incorporated Real-time on-line sensing and control of emulsions in formation fluids
US7283220B2 (en) * 2004-03-24 2007-10-16 Fujitsu Limited Methods and apparatuses for measuring the refractive index and other optical properties of liquids, gels, and solids

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000050876A1 (en) * 1999-02-23 2000-08-31 Schlumberger Limited Analysis of downhole formation fluid contaminated by oil-based mud
US20030071988A1 (en) * 2001-10-11 2003-04-17 Baker Hughes Incorporated Real-time on-line sensing and control of mineral scale deposition from formation fluids
US20030163259A1 (en) * 2002-02-27 2003-08-28 Baker Hughes Incorporated Method and apparatus for quantifying progress of sample clean up with curve fitting
US20050262936A1 (en) * 2004-05-26 2005-12-01 Baker Hughes Incorporated System and method for determining formation fluid parameters using refractive index

Also Published As

Publication number Publication date
WO2007120553A3 (en) 2008-09-18
NO20084324L (en) 2008-11-07
WO2007120553A2 (en) 2007-10-25
EP2005154A2 (en) 2008-12-24
BRPI0709988A2 (en) 2011-08-02

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Legal Events

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RIC1 Information provided on ipc code assigned before grant

Ipc: E21B 49/00 20060101ALI20120117BHEP

Ipc: E21B 49/10 20060101ALI20120117BHEP

Ipc: G01N 21/41 20060101ALI20120117BHEP

Ipc: G01N 33/28 20060101AFI20120117BHEP

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