GB2391621B - Validating borehole fluid sample capture initiation - Google Patents

Validating borehole fluid sample capture initiation

Info

Publication number
GB2391621B
GB2391621B GB0326860A GB0326860A GB2391621B GB 2391621 B GB2391621 B GB 2391621B GB 0326860 A GB0326860 A GB 0326860A GB 0326860 A GB0326860 A GB 0326860A GB 2391621 B GB2391621 B GB 2391621B
Authority
GB
United Kingdom
Prior art keywords
validating
fluid sample
sample capture
borehole fluid
capture initiation
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 - Lifetime
Application number
GB0326860A
Other versions
GB2391621A (en
GB0326860D0 (en
Inventor
Oliver C Mullins
Jon J Schroer
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.)
Schlumberger Ltd USA
Original Assignee
Schlumberger Ltd USA
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 US09/255,999 external-priority patent/US6274865B1/en
Priority claimed from US09/300,190 external-priority patent/US6350986B1/en
Application filed by Schlumberger Ltd USA filed Critical Schlumberger Ltd USA
Publication of GB0326860D0 publication Critical patent/GB0326860D0/en
Publication of GB2391621A publication Critical patent/GB2391621A/en
Application granted granted Critical
Publication of GB2391621B publication Critical patent/GB2391621B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
    • 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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/10—Locating fluid leaks, intrusions or movements
    • E21B47/113—Locating fluid leaks, intrusions or movements using electrical indications; using light radiations
    • 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
    • E21B49/005—Testing the nature of borehole walls or the formation by using drilling mud or cutting data
    • 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
    • E21B49/10—Obtaining fluid samples or testing fluids, in boreholes or wells using side-wall fluid samplers or testers
    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/534—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke by measuring transmission alone, i.e. determining opacity
GB0326860A 1999-02-23 2000-02-15 Validating borehole fluid sample capture initiation Expired - Lifetime GB2391621B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/255,999 US6274865B1 (en) 1999-02-23 1999-02-23 Analysis of downhole OBM-contaminated formation fluid
US09/300,190 US6350986B1 (en) 1999-02-23 1999-04-27 Analysis of downhole OBM-contaminated formation fluid
GB0120268A GB2362949B (en) 1999-02-23 2000-02-15 Analysis of downhole OBM-contaminated formation fluid

Publications (3)

Publication Number Publication Date
GB0326860D0 GB0326860D0 (en) 2003-12-24
GB2391621A GB2391621A (en) 2004-02-11
GB2391621B true GB2391621B (en) 2004-04-28

Family

ID=30118820

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0326860A Expired - Lifetime GB2391621B (en) 1999-02-23 2000-02-15 Validating borehole fluid sample capture initiation

Country Status (1)

Country Link
GB (1) GB2391621B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0461321A1 (en) * 1987-12-23 1991-12-18 Schlumberger Limited Apparatus and method for analyzing the composition of formation fluids
US5166747A (en) * 1990-06-01 1992-11-24 Schlumberger Technology Corporation Apparatus and method for analyzing the composition of formation fluids
US5266800A (en) * 1992-10-01 1993-11-30 Schlumberger Technology Corporation Method of distinguishing between crude oils
US20030145988A1 (en) * 2001-11-28 2003-08-07 Schlumberger Technology Corporation Method for validating a downhole connate water sample

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0461321A1 (en) * 1987-12-23 1991-12-18 Schlumberger Limited Apparatus and method for analyzing the composition of formation fluids
US5166747A (en) * 1990-06-01 1992-11-24 Schlumberger Technology Corporation Apparatus and method for analyzing the composition of formation fluids
US5266800A (en) * 1992-10-01 1993-11-30 Schlumberger Technology Corporation Method of distinguishing between crude oils
US20030145988A1 (en) * 2001-11-28 2003-08-07 Schlumberger Technology Corporation Method for validating a downhole connate water sample

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SPE 39093 "DETERMINATION OF PRODUCIBLE HYDROCARBON TYPE AND OIL QUALITY IN WELLS DRILLED WITH SYNTHETIC OIL-BASED MUDS" M. N. HASHEM ET AL, 1997 SPE ANNUAL TECHNICAL CONFERENCE, SAN ANTONIO, TEXAS, 5-8 OCTOBER 1997 *

Also Published As

Publication number Publication date
GB2391621A (en) 2004-02-11
GB0326860D0 (en) 2003-12-24

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20200214