DE60231726D1 - Doppelkolben-einphasen-probeentnahmemechanismus und -verfahren - Google Patents

Doppelkolben-einphasen-probeentnahmemechanismus und -verfahren

Info

Publication number
DE60231726D1
DE60231726D1 DE60231726T DE60231726T DE60231726D1 DE 60231726 D1 DE60231726 D1 DE 60231726D1 DE 60231726 T DE60231726 T DE 60231726T DE 60231726 T DE60231726 T DE 60231726T DE 60231726 D1 DE60231726 D1 DE 60231726D1
Authority
DE
Germany
Prior art keywords
probevehememechanism
phase
double piston
piston
double
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.)
Active
Application number
DE60231726T
Other languages
English (en)
Inventor
Houman M Shammai
John M Michaels
James T Cernosek
Michael Moody
Philip Wills
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 Inc
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 to US32322001P priority Critical
Priority to US10/242,112 priority patent/US7246664B2/en
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Priority to PCT/US2002/029623 priority patent/WO2003025326A2/en
Application granted granted Critical
Publication of DE60231726D1 publication Critical patent/DE60231726D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B49/00Testing 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
    • E21B49/08Obtaining fluid samples or testing fluids, in boreholes or wells
    • E21B49/10Obtaining fluid samples or testing fluids, in boreholes or wells using side-wall fluid samplers or testers
DE60231726T 2001-09-19 2002-09-19 Doppelkolben-einphasen-probeentnahmemechanismus und -verfahren Active DE60231726D1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US32322001P true 2001-09-19 2001-09-19
US10/242,112 US7246664B2 (en) 2001-09-19 2002-09-12 Dual piston, single phase sampling mechanism and procedure
PCT/US2002/029623 WO2003025326A2 (en) 2001-09-19 2002-09-19 Dual piston single phase sampling mechanism and procedure

Publications (1)

Publication Number Publication Date
DE60231726D1 true DE60231726D1 (de) 2009-05-07

Family

ID=26934834

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60231726T Active DE60231726D1 (de) 2001-09-19 2002-09-19 Doppelkolben-einphasen-probeentnahmemechanismus und -verfahren

Country Status (8)

Country Link
US (2) US7246664B2 (de)
EP (1) EP1427912B1 (de)
CA (1) CA2460831C (de)
DE (1) DE60231726D1 (de)
DK (1) DK1427912T3 (de)
GB (3) GB2412396A (de)
NO (1) NO341415B1 (de)
WO (1) WO2003025326A2 (de)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7246664B2 (en) * 2001-09-19 2007-07-24 Baker Hughes Incorporated Dual piston, single phase sampling mechanism and procedure
US6843118B2 (en) * 2002-03-08 2005-01-18 Halliburton Energy Services, Inc. Formation tester pretest using pulsed flow rate control
US7191672B2 (en) * 2002-08-27 2007-03-20 Halliburton Energy Services, Inc. Single phase sampling apparatus and method
EP1631732B1 (de) * 2003-05-02 2008-03-19 Baker Hughes Incorporated Optisches verfahren und analysator
US7463027B2 (en) * 2003-05-02 2008-12-09 Halliburton Energy Services, Inc. Systems and methods for deep-looking NMR logging
CA2540791C (en) 2003-10-03 2013-12-10 Halliburton Energy Services, Inc. System and methods for t1-based logging
WO2005084332A2 (en) * 2004-03-01 2005-09-15 Halliburton Energy Services, Inc. Methods for measuring a formation supercharge pressure
US7377169B2 (en) * 2004-04-09 2008-05-27 Shell Oil Company Apparatus and methods for acoustically determining fluid properties while sampling
US7216533B2 (en) * 2004-05-21 2007-05-15 Halliburton Energy Services, Inc. Methods for using a formation tester
US7260985B2 (en) * 2004-05-21 2007-08-28 Halliburton Energy Services, Inc Formation tester tool assembly and methods of use
US7603897B2 (en) * 2004-05-21 2009-10-20 Halliburton Energy Services, Inc. Downhole probe assembly
US7261168B2 (en) * 2004-05-21 2007-08-28 Halliburton Energy Services, Inc. Methods and apparatus for using formation property data
AU2005245981B2 (en) * 2004-05-21 2011-05-19 Halliburton Energy Services, Inc. Methods and apparatus for measuring formation properties
US7258167B2 (en) * 2004-10-13 2007-08-21 Baker Hughes Incorporated Method and apparatus for storing energy and multiplying force to pressurize a downhole fluid sample
US7565835B2 (en) 2004-11-17 2009-07-28 Schlumberger Technology Corporation Method and apparatus for balanced pressure sampling
US7546885B2 (en) * 2005-05-19 2009-06-16 Schlumberger Technology Corporation Apparatus and method for obtaining downhole samples
NO326166B1 (no) * 2005-07-18 2008-10-13 Siem Wis As Trykkakkumulator for a etablere nodvendig kraft til a betjene og operere eksternt utstyr, samt anvendelase derav
US8429961B2 (en) * 2005-11-07 2013-04-30 Halliburton Energy Services, Inc. Wireline conveyed single phase fluid sampling apparatus and method for use of same
US7197923B1 (en) * 2005-11-07 2007-04-03 Halliburton Energy Services, Inc. Single phase fluid sampler systems and associated methods
US7596995B2 (en) * 2005-11-07 2009-10-06 Halliburton Energy Services, Inc. Single phase fluid sampling apparatus and method for use of same
US7874206B2 (en) * 2005-11-07 2011-01-25 Halliburton Energy Services, Inc. Single phase fluid sampling apparatus and method for use of same
US7472589B2 (en) * 2005-11-07 2009-01-06 Halliburton Energy Services, Inc. Single phase fluid sampling apparatus and method for use of same
US7367394B2 (en) * 2005-12-19 2008-05-06 Schlumberger Technology Corporation Formation evaluation while drilling
US20080087470A1 (en) * 2005-12-19 2008-04-17 Schlumberger Technology Corporation Formation Evaluation While Drilling
US20070236215A1 (en) * 2006-02-01 2007-10-11 Schlumberger Technology Corporation System and Method for Obtaining Well Fluid Samples
ITBO20060336A1 (it) 2006-05-08 2007-11-09 Marposs Spa Apparecchio di misura e controllo
US8770835B2 (en) * 2006-10-06 2014-07-08 Baker Hughes Incorporated Apparatus and methods for estimating a characteristic of a fluid downhole using thermal properties of the fluid
JP5142769B2 (ja) * 2008-03-11 2013-02-13 株式会社日立製作所 音声データ検索システム及び音声データの検索方法
US8122956B2 (en) * 2008-07-03 2012-02-28 Baker Hughes Incorporated Magnetic stirrer
US7967067B2 (en) 2008-11-13 2011-06-28 Halliburton Energy Services, Inc. Coiled tubing deployed single phase fluid sampling apparatus
SG176089A1 (en) 2009-05-20 2011-12-29 Halliburton Energy Serv Inc Downhole sensor tool for nuclear measurements
AU2010249496B2 (en) 2009-05-20 2016-03-24 Halliburton Energy Services, Inc. Downhole sensor tool with a sealed sensor outsert
CN102933950A (zh) * 2010-06-17 2013-02-13 哈里伯顿能源服务公司 对密封腔室中流体试样的非入侵的可压缩性和原位密度测试
US9429014B2 (en) 2010-09-29 2016-08-30 Schlumberger Technology Corporation Formation fluid sample container apparatus
EP2603665A4 (de) 2010-10-21 2014-05-21 Halliburton Energy Serv Inc Gefäss für probennahme und -transport bei sehr hohem druck
US8997861B2 (en) 2011-03-09 2015-04-07 Baker Hughes Incorporated Methods and devices for filling tanks with no backflow from the borehole exit
US8960998B2 (en) * 2012-05-25 2015-02-24 Halliburton Energy Services, Inc. System and method of mixing a formation fluid sample in a downhole sampling chamber with a magnetic mixing element
US8814421B2 (en) * 2012-05-25 2014-08-26 Halliburton Energy Services, Inc. Method of mixing a formation fluid sample by rotating a downhole sampling chamber
US9115567B2 (en) 2012-11-14 2015-08-25 Schlumberger Technology Corporation Method and apparatus for determining efficiency of a sampling tool
US9212550B2 (en) 2013-03-05 2015-12-15 Schlumberger Technology Corporation Sampler chamber assembly and methods
US9488030B2 (en) * 2013-10-25 2016-11-08 Baker Hughes Incorporated Confined volume pressure compensation due to thermal loading
US9845673B2 (en) 2014-06-11 2017-12-19 Schlumberger Technology Corporation System and method for controlled pumping in a downhole sampling tool
US10767472B2 (en) 2014-06-11 2020-09-08 Schlumberger Technology Corporation System and method for controlled flowback
NO339638B1 (no) * 2014-10-03 2017-01-16 Expro Petrotech As Apparat og framgangsmåte for å tilveiebringe en fluidprøve i en brønn
US9771798B2 (en) 2014-12-15 2017-09-26 Schlumberger Technology Corporation Single phase capture and conveyance while drilling
US10274437B2 (en) * 2015-01-22 2019-04-30 Halliburton Energy Services, Inc. Methods and systems of testing formation samples using a rock hydrostatic compression chamber
US9702793B2 (en) 2015-03-16 2017-07-11 Todd A Balisky Variable volume sample capture device
US10677053B2 (en) 2016-08-30 2020-06-09 Schlumberger Technology Corporation Fluid compensation system for downhole sampling bottle
US20200182750A1 (en) * 2017-04-30 2020-06-11 Pietro Fiorentini USA, Inc. Apparatus and methods for fluid transportation vessels

Family Cites Families (84)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3664415A (en) 1970-09-14 1972-05-23 Halliburton Co Method and apparatus for testing wells
US3859850A (en) 1973-03-20 1975-01-14 Schlumberger Technology Corp Methods and apparatus for testing earth formations
US3986553A (en) 1974-01-08 1976-10-19 New Zealand Inventions Development Authority Fluid sampling vessel
US3976136A (en) 1975-06-20 1976-08-24 Halliburton Company Pressure operated isolation valve for use in a well testing apparatus and its method of operation
FR2414194B1 (de) 1978-01-04 1980-05-16 Elf Aquitaine
GB2022554B (en) 1978-04-18 1982-06-30 Mcconnachie R I Crude oil sampling
US4222438A (en) 1978-10-30 1980-09-16 Standard Oil Company (Indiana) Reservoir fluid sampling method and apparatus
US4271704A (en) 1979-10-05 1981-06-09 Exxon Production Research Company Fluid sampling device and method of sampling fluid
US4463804A (en) 1982-03-29 1984-08-07 Texaco Inc. Vented non-pressurized, uncontaminated well fluid sampler
DE3369089D1 (en) 1982-04-27 1987-02-19 British Petroleum Co Plc Sample receiving and mixing device
US4535843A (en) 1982-05-21 1985-08-20 Standard Oil Company (Indiana) Method and apparatus for obtaining selected samples of formation fluids
US4635717A (en) 1984-06-08 1987-01-13 Amoco Corporation Method and apparatus for obtaining selected samples of formation fluids
US4463599A (en) * 1983-02-28 1984-08-07 Welker Engineering Company Free water volume analyzer
FR2558522B1 (fr) 1983-12-22 1986-05-02 Schlumberger Prospection DEVICE FOR COLLECTING A SAMPLE REPRESENTATIVE OF THE FLUID PRESENT IN A WELL, AND CORRESPONDING METHOD
US4753292A (en) 1985-07-03 1988-06-28 Halliburton Company Method of well testing
NL8502290A (nl) * 1985-08-20 1987-03-16 Robert Allard Van Der Laan Weefsel met ingeweven streepjescode.
US4721157A (en) 1986-05-12 1988-01-26 Baker Oil Tools, Inc. Fluid sampling apparatus
US4690216A (en) 1986-07-29 1987-09-01 Shell Offshore Inc. Formation fluid sampler
US4766955A (en) 1987-04-10 1988-08-30 Atlantic Richfield Company Wellbore fluid sampling apparatus
FR2628143B1 (fr) 1988-03-03 1990-07-27 Flopetrol PROBE FOR COLLECTING FLUID SAMPLES, ESPECIALLY INSIDE AN OIL WELL
US4830107A (en) 1988-06-13 1989-05-16 Otis Engineering Corporation Well test tool
US5025306A (en) * 1988-08-09 1991-06-18 Texas Instruments Incorporated Assembly of semiconductor chips
US4936139A (en) 1988-09-23 1990-06-26 Schlumberger Technology Corporation Down hole method for determination of formation properties
US4860580A (en) 1988-11-07 1989-08-29 Durocher David Formation testing apparatus and method
CA1325379C (en) 1988-11-17 1993-12-21 Owen T. Krauss Down hole reservoir fluid sampler
US4903765A (en) 1989-01-06 1990-02-27 Halliburton Company Delayed opening fluid sampler
FR2651274B1 (fr) 1989-08-31 1993-12-03 Gaz De France Procede pour prelever un echantillon representatif du fluide, notamment du gaz, dans un puits, et un dispositif echantillonneur pour la mise en óoeuvre de ce procede.
GB9003467D0 (en) 1990-02-15 1990-04-11 Oilphase Sampling Services Ltd Sampling tool
US5146998A (en) 1990-05-11 1992-09-15 Qed Environmental Systems, Inc. Apparatus and method for underground sampling
US5058674A (en) * 1990-10-24 1991-10-22 Halliburton Company Wellbore fluid sampler and method
US5137086A (en) 1991-08-22 1992-08-11 Tam International Method and apparatus for obtaining subterranean fluid samples
GB9200182D0 (en) 1992-01-07 1992-02-26 Oilphase Sampling Services Ltd Fluid sampling tool
US5377755A (en) * 1992-11-16 1995-01-03 Western Atlas International, Inc. Method and apparatus for acquiring and processing subsurface samples of connate fluid
US5361839A (en) 1993-03-24 1994-11-08 Schlumberger Technology Corporation Full bore sampler including inlet and outlet ports flanking an annular sample chamber and parameter sensor and memory apparatus disposed in said sample chamber
US5450900A (en) 1993-08-26 1995-09-19 Battelle Memorial Institute Well fluid isolation and sample apparatus and method
US5404949A (en) 1994-05-10 1995-04-11 Voss; Gene A. Liquid sampling apparatus
DE4429136C2 (de) 1994-08-17 1999-01-07 Schirmer Mario Dipl Geophys Multi-Level-Packersystem zur Probennahme, insbesondere Grundwasser-Probennahme, und/oder Meßwertaufnahme von physikalischen, chemischen und/oder geophysikalischen Parametern in unterschiedlichen Tiefen in einem Bohrloch
GB9420727D0 (en) 1994-10-14 1994-11-30 Oilphase Sampling Services Ltd Thermal sampling device
US5901788A (en) 1995-10-16 1999-05-11 Oilphase Sampling Services Limited Well fluid sampling tool and well fluid sampling method
US5708220A (en) 1995-04-27 1998-01-13 Burge; Russell W. Liquid sampling device and method
US5549162A (en) 1995-07-05 1996-08-27 Western Atlas International, Inc. Electric wireline formation testing tool having temperature stabilized sample tank
US5622223A (en) 1995-09-01 1997-04-22 Haliburton Company Apparatus and method for retrieving formation fluid samples utilizing differential pressure measurements
US5662166A (en) 1995-10-23 1997-09-02 Shammai; Houman M. Apparatus for maintaining at least bottom hole pressure of a fluid sample upon retrieval from an earth bore
US5687791A (en) 1995-12-26 1997-11-18 Halliburton Energy Services, Inc. Method of well-testing by obtaining a non-flashing fluid sample
US5934374A (en) 1996-08-01 1999-08-10 Halliburton Energy Services, Inc. Formation tester with improved sample collection system
US5839509A (en) 1996-08-02 1998-11-24 Peterson; Roger Method and apparatus for gathering liquid sample using a submersible pump
US6360620B1 (en) 1996-09-16 2002-03-26 Rotek A/S Method and sample extractor for the extraction of intact fluid samples
US5878813A (en) 1997-02-24 1999-03-09 Ridgeway, Jr.; Billy Apparatus and method for capturing and retrieving liquid sample using a weighed sampling device
GB2322846B (en) 1997-03-03 2000-09-13 Csm Associates Limited Improvements in or relating to samplers for high-temperature fluids
US5934375A (en) 1997-08-13 1999-08-10 Peterson; Roger Deep well sample collection apparatus and method
US6065355A (en) 1997-09-23 2000-05-23 Halliburton Energy Services, Inc. Non-flashing downhole fluid sampler and method
US6002331A (en) * 1998-07-20 1999-12-14 Laor; Herzel Method and apparatus for identifying and tracking connections of communication lines
GB2344365B (en) 1998-12-03 2001-01-03 Schlumberger Ltd Downhole sampling tool and method
GB9827077D0 (en) 1998-12-09 1999-02-03 Expro North Sea Ltd Improvements in or relating to well fluid sampling
NO990344L (no) 1999-01-26 2000-07-27 Bjoern Dybdahl FremgangsmÕte for bruk ved prøvetaking og/eller mÕling i reservoarvæske
CA2401375C (en) 2000-02-25 2007-01-23 Baker Hughes Incorporated Apparatus and method for controlling well fluid sample pressure
US6688390B2 (en) 1999-03-25 2004-02-10 Schlumberger Technology Corporation Formation fluid sampling apparatus and method
US6325146B1 (en) 1999-03-31 2001-12-04 Halliburton Energy Services, Inc. Methods of downhole testing subterranean formations and associated apparatus therefor
US6470967B1 (en) 1999-10-29 2002-10-29 Mark A. Henry Sampling device
US7011155B2 (en) 2001-07-20 2006-03-14 Baker Hughes Incorporated Formation testing apparatus and method for optimizing draw down
GB0025302D0 (en) 2000-10-14 2000-11-29 Sps Afos Group Ltd Downhole fluid sampler
US6668924B2 (en) 2000-11-14 2003-12-30 Schlumberger Technology Corporation Reduced contamination sampling
US6467544B1 (en) * 2000-11-14 2002-10-22 Schlumberger Technology Corporation Sample chamber with dead volume flushing
US6722432B2 (en) 2001-01-29 2004-04-20 Schlumberger Technology Corporation Slimhole fluid tester
US6557632B2 (en) 2001-03-15 2003-05-06 Baker Hughes Incorporated Method and apparatus to provide miniature formation fluid sample
US7222668B2 (en) 2001-03-20 2007-05-29 Solinst Canada Limited Sample extraction system for boreholes
US7007751B2 (en) 2001-05-11 2006-03-07 Eggleston Philip W Apparatus for extracting oil or other fluids from a well
GB2377952B (en) 2001-07-27 2004-01-28 Schlumberger Holdings Receptacle for sampling downhole
US7246664B2 (en) 2001-09-19 2007-07-24 Baker Hughes Incorporated Dual piston, single phase sampling mechanism and procedure
US6719049B2 (en) 2002-05-23 2004-04-13 Schlumberger Technology Corporation Fluid sampling methods and apparatus for use in boreholes
US6662644B1 (en) 2002-06-28 2003-12-16 Edm Systems Usa Formation fluid sampling and hydraulic testing tool
US7178591B2 (en) 2004-08-31 2007-02-20 Schlumberger Technology Corporation Apparatus and method for formation evaluation
US6964301B2 (en) 2002-06-28 2005-11-15 Schlumberger Technology Corporation Method and apparatus for subsurface fluid sampling
US6745835B2 (en) 2002-08-01 2004-06-08 Schlumberger Technology Corporation Method and apparatus for pressure controlled downhole sampling
US6907797B2 (en) 2002-11-12 2005-06-21 Baker Hughes Incorporated Method and apparatus for supercharging downhole sample tanks
US6902119B2 (en) * 2003-01-03 2005-06-07 R&D Tool & Engineering Co. Injection molding distribution manifold having improved uniformity of manifold block temperatures
US7128144B2 (en) 2003-03-07 2006-10-31 Halliburton Energy Services, Inc. Formation testing and sampling apparatus and methods
US7140436B2 (en) 2003-04-29 2006-11-28 Schlumberger Technology Corporation Apparatus and method for controlling the pressure of fluid within a sample chamber
US7111685B2 (en) 2003-07-25 2006-09-26 Schlumberger Technology Corporation Downhole sampling apparatus and method
US7083009B2 (en) 2003-08-04 2006-08-01 Pathfinder Energy Services, Inc. Pressure controlled fluid sampling apparatus and method
US7195063B2 (en) 2003-10-15 2007-03-27 Schlumberger Technology Corporation Downhole sampling apparatus and method for using same
US7124819B2 (en) 2003-12-01 2006-10-24 Schlumberger Technology Corporation Downhole fluid pumping apparatus and method
US7121347B2 (en) 2004-02-20 2006-10-17 Aea Technology Engineering Services, Inc. Liquid sampler
US7191831B2 (en) 2004-06-29 2007-03-20 Schlumberger Technology Corporation Downhole formation testing tool

Also Published As

Publication number Publication date
WO2003025326A3 (en) 2004-04-01
GB2396648B (en) 2006-08-02
CA2460831A1 (en) 2003-03-27
US7621325B2 (en) 2009-11-24
NO341415B1 (no) 2017-10-30
DK1427912T3 (da) 2009-07-20
GB0512089D0 (en) 2005-07-20
EP1427912A4 (de) 2005-11-02
GB2396648A (en) 2004-06-30
GB2412396A (en) 2005-09-28
GB2412395A (en) 2005-09-28
NO20041135L (no) 2004-05-18
EP1427912B1 (de) 2009-03-25
GB2412395B (en) 2006-05-03
WO2003025326A2 (en) 2003-03-27
EP1427912A2 (de) 2004-06-16
US20070119587A1 (en) 2007-05-31
GB0512088D0 (en) 2005-07-20
US20030066646A1 (en) 2003-04-10
US7246664B2 (en) 2007-07-24
CA2460831C (en) 2009-03-31
GB0406386D0 (en) 2004-04-21

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