CA988030A - Formation-testing tool for obtaining multiple measurements and fluid samples - Google Patents

Formation-testing tool for obtaining multiple measurements and fluid samples

Info

Publication number
CA988030A
CA988030A CA186,691A CA186691A CA988030A CA 988030 A CA988030 A CA 988030A CA 186691 A CA186691 A CA 186691A CA 988030 A CA988030 A CA 988030A
Authority
CA
Canada
Prior art keywords
formation
fluid samples
testing tool
multiple measurements
obtaining multiple
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
Application number
CA186,691A
Inventor
Harold J. Urbanosky
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 Canada Ltd
Original Assignee
Schlumberger Canada Ltd
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 Schlumberger Canada Ltd filed Critical Schlumberger Canada Ltd
Application granted granted Critical
Publication of CA988030A publication Critical patent/CA988030A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • 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
    • E21B49/10—Obtaining fluid samples or testing fluids, in boreholes or wells using side-wall fluid samplers or testers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/20507—Type of prime mover
    • F15B2211/20515—Electric motor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41572—Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and an output member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/40—Flow control
    • F15B2211/42—Flow control characterised by the type of actuation
    • F15B2211/426—Flow control characterised by the type of actuation electrically or electronically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50518—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50563—Pressure control characterised by the type of pressure control means the pressure control means controlling a differential pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/555—Pressure control for assuring a minimum pressure, e.g. by using a back pressure valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/50—Pressure control
    • F15B2211/575—Pilot pressure control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/605—Load sensing circuits
    • F15B2211/6051—Load sensing circuits having valve means between output member and the load sensing circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6306—Electronic controllers using input signals representing a pressure
    • F15B2211/6309—Electronic controllers using input signals representing a pressure the pressure being a pressure source supply pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6306—Electronic controllers using input signals representing a pressure
    • F15B2211/6313—Electronic controllers using input signals representing a pressure the pressure being a load pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/665—Methods of control using electronic components
    • F15B2211/6651—Control of the prime mover, e.g. control of the output torque or rotational speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/665—Methods of control using electronic components
    • F15B2211/6653—Pressure control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7055—Linear output members having more than two chambers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
    • F15B2211/7107—Multiple output members, e.g. multiple hydraulic motors or cylinders the output members being mechanically linked
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
    • F15B2211/7114—Multiple output members, e.g. multiple hydraulic motors or cylinders with direct connection between the chambers of different actuators
    • F15B2211/7128—Multiple output members, e.g. multiple hydraulic motors or cylinders with direct connection between the chambers of different actuators the chambers being connected in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
    • F15B2211/7142—Multiple output members, e.g. multiple hydraulic motors or cylinders the output members being arranged in multiple groups
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/77—Control of direction of movement of the output member
    • F15B2211/7716—Control of direction of movement of the output member with automatic return

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Fluid Mechanics (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Piles And Underground Anchors (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Electrotherapy Devices (AREA)
  • Geophysics And Detection Of Objects (AREA)
CA186,691A 1972-12-08 1973-11-26 Formation-testing tool for obtaining multiple measurements and fluid samples Expired CA988030A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31323572A 1972-12-08 1972-12-08

Publications (1)

Publication Number Publication Date
CA988030A true CA988030A (en) 1976-04-27

Family

ID=23214911

Family Applications (1)

Application Number Title Priority Date Filing Date
CA186,691A Expired CA988030A (en) 1972-12-08 1973-11-26 Formation-testing tool for obtaining multiple measurements and fluid samples

Country Status (12)

Country Link
US (1) US3780575A (en)
JP (1) JPS5616279B2 (en)
AR (1) AR215408A1 (en)
BR (1) BR7309631D0 (en)
CA (1) CA988030A (en)
DE (1) DE2360268C2 (en)
FR (1) FR2209890B1 (en)
GB (1) GB1449857A (en)
IE (1) IE38549B1 (en)
NL (1) NL178805C (en)
NO (1) NO141697C (en)
SU (1) SU839448A3 (en)

Families Citing this family (85)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4507957A (en) * 1983-05-16 1985-04-02 Dresser Industries, Inc. Apparatus for testing earth formations
US4513612A (en) * 1983-06-27 1985-04-30 Halliburton Company Multiple flow rate formation testing device and method
US4720996A (en) * 1986-01-10 1988-01-26 Western Atlas International, Inc. Power control system for subsurface formation testing apparatus
US4745802A (en) * 1986-09-18 1988-05-24 Halliburton Company Formation testing tool and method of obtaining post-test drawdown and pressure readings
US4742459A (en) * 1986-09-29 1988-05-03 Schlumber Technology Corp. Method and apparatus for determining hydraulic properties of formations surrounding a borehole
US4860580A (en) * 1988-11-07 1989-08-29 Durocher David Formation testing apparatus and method
US5265015A (en) * 1991-06-27 1993-11-23 Schlumberger Technology Corporation Determining horizontal and/or vertical permeability of an earth formation
US5279153A (en) * 1991-08-30 1994-01-18 Schlumberger Technology Corporation Apparatus for determining horizontal and/or vertical permeability of an earth formation
US5269180A (en) * 1991-09-17 1993-12-14 Schlumberger Technology Corp. Borehole tool, procedures, and interpretation for making permeability measurements of subsurface formations
US5329811A (en) * 1993-02-04 1994-07-19 Halliburton Company Downhole fluid property measurement tool
US5540280A (en) * 1994-08-15 1996-07-30 Halliburton Company Early evaluation system
US5555945A (en) * 1994-08-15 1996-09-17 Halliburton Company Early evaluation by fall-off testing
US5622223A (en) * 1995-09-01 1997-04-22 Haliburton Company Apparatus and method for retrieving formation fluid samples utilizing differential pressure measurements
DE69636665T2 (en) * 1995-12-26 2007-10-04 Halliburton Co., Dallas Apparatus and method for early assessment and maintenance of a well
US5741962A (en) * 1996-04-05 1998-04-21 Halliburton Energy Services, Inc. Apparatus and method for analyzing a retrieving formation fluid utilizing acoustic measurements
US5934374A (en) * 1996-08-01 1999-08-10 Halliburton Energy Services, Inc. Formation tester with improved sample collection system
US5826662A (en) * 1997-02-03 1998-10-27 Halliburton Energy Services, Inc. Apparatus for testing and sampling open-hole oil and gas wells
US5859430A (en) * 1997-04-10 1999-01-12 Schlumberger Technology Corporation Method and apparatus for the downhole compositional analysis of formation gases
US5887652A (en) * 1997-08-04 1999-03-30 Halliburton Energy Services, Inc. Method and apparatus for bottom-hole testing in open-hole wells
US5939717A (en) * 1998-01-29 1999-08-17 Schlumberger Technology Corporation Methods and apparatus for determining gas-oil ratio in a geological formation through the use of spectroscopy
US6274865B1 (en) 1999-02-23 2001-08-14 Schlumberger Technology Corporation Analysis of downhole OBM-contaminated formation fluid
US6350986B1 (en) 1999-02-23 2002-02-26 Schlumberger Technology Corporation Analysis of downhole OBM-contaminated formation fluid
GB2359631B (en) * 2000-02-26 2002-03-06 Schlumberger Holdings Hydrogen sulphide detection method and apparatus
GB2362469B (en) 2000-05-18 2004-06-30 Schlumberger Holdings Potentiometric sensor for wellbore applications
US6437326B1 (en) 2000-06-27 2002-08-20 Schlumberger Technology Corporation Permanent optical sensor downhole fluid analysis systems
US6476384B1 (en) 2000-10-10 2002-11-05 Schlumberger Technology Corporation Methods and apparatus for downhole fluids analysis
US6474152B1 (en) 2000-11-02 2002-11-05 Schlumberger Technology Corporation Methods and apparatus for optically measuring fluid compressibility downhole
US7025138B2 (en) 2000-12-08 2006-04-11 Schlumberger Technology Corporation Method and apparatus for hydrogen sulfide monitoring
US6501072B2 (en) 2001-01-29 2002-12-31 Schlumberger Technology Corporation Methods and apparatus for determining precipitation onset pressure of asphaltenes
US6590647B2 (en) 2001-05-04 2003-07-08 Schlumberger Technology Corporation Physical property determination using surface enhanced raman emissions
GB2381862A (en) 2001-11-10 2003-05-14 Schlumberger Holdings Fluid density measurement
US6729400B2 (en) 2001-11-28 2004-05-04 Schlumberger Technology Corporation Method for validating a downhole connate water sample
US7028773B2 (en) * 2001-11-28 2006-04-18 Schlumberger Technology Coporation Assessing downhole WBM-contaminated connate water
US7075062B2 (en) * 2001-12-10 2006-07-11 Schlumberger Technology Corporation Apparatus and methods for downhole determination of characteristics of formation fluids
US6640625B1 (en) 2002-05-08 2003-11-04 Anthony R. H. Goodwin Method and apparatus for measuring fluid density downhole
US7002142B2 (en) * 2002-06-26 2006-02-21 Schlumberger Technology Corporation Determining dew precipitation and onset pressure in oilfield retrograde condensate
US7075063B2 (en) * 2002-06-26 2006-07-11 Schlumberger Technology Corporation Determining phase transition pressure of downhole retrograde condensate
GB2391314B (en) * 2002-07-25 2005-08-10 Schlumberger Holdings Methods and apparatus for the measurement of hydrogen sulphide and thiols in fluids
US7152466B2 (en) * 2002-11-01 2006-12-26 Schlumberger Technology Corporation Methods and apparatus for rapidly measuring pressure in earth formations
GB2397651B (en) * 2003-01-15 2005-08-24 Schlumberger Holdings Methods and apparatus for the measurement of hydrogen sulphide and thiols in fluids
WO2004099566A1 (en) * 2003-05-02 2004-11-18 Baker Hughes Incorporaated A method and apparatus for an advanced optical analyzer
US7013723B2 (en) * 2003-06-13 2006-03-21 Schlumberger Technology Corporation Apparatus and methods for canceling the effects of fluid storage in downhole tools
GB2404738B (en) * 2003-08-04 2005-09-28 Schlumberger Holdings System and method for sensing using diamond based microelectrodes
US8758593B2 (en) * 2004-01-08 2014-06-24 Schlumberger Technology Corporation Electrochemical sensor
GB2409902B (en) * 2004-01-08 2006-04-19 Schlumberger Holdings Electro-chemical sensor
GB2415047B (en) * 2004-06-09 2008-01-02 Schlumberger Holdings Electro-chemical sensor
US7565835B2 (en) * 2004-11-17 2009-07-28 Schlumberger Technology Corporation Method and apparatus for balanced pressure sampling
GB2420849B (en) * 2004-12-02 2007-06-27 Schlumberger Holdings Optical pH sensor
US7461547B2 (en) 2005-04-29 2008-12-09 Schlumberger Technology Corporation Methods and apparatus of downhole fluid analysis
US7279678B2 (en) * 2005-08-15 2007-10-09 Schlumber Technology Corporation Method and apparatus for composition analysis in a logging environment
US7673679B2 (en) * 2005-09-19 2010-03-09 Schlumberger Technology Corporation Protective barriers for small devices
US7392697B2 (en) * 2005-09-19 2008-07-01 Schlumberger Technology Corporation Apparatus for downhole fluids analysis utilizing micro electro mechanical system (MEMS) or other sensors
GB2430749B (en) * 2005-09-21 2007-11-28 Schlumberger Holdings Electro-chemical sensor
US7609380B2 (en) * 2005-11-14 2009-10-27 Schlumberger Technology Corporation Real-time calibration for downhole spectrometer
US20070108378A1 (en) * 2005-11-14 2007-05-17 Toru Terabayashi High pressure optical cell for a downhole optical fluid analyzer
US7511813B2 (en) * 2006-01-26 2009-03-31 Schlumberger Technology Corporation Downhole spectral analysis tool
US7336356B2 (en) * 2006-01-26 2008-02-26 Schlumberger Technology Corporation Method and apparatus for downhole spectral analysis of fluids
US7379180B2 (en) 2006-01-26 2008-05-27 Schlumberger Technology Corporation Method and apparatus for downhole spectral analysis of fluids
US7445043B2 (en) * 2006-02-16 2008-11-04 Schlumberger Technology Corporation System and method for detecting pressure disturbances in a formation while performing an operation
DK2021768T3 (en) * 2006-06-01 2016-10-24 Shell Int Research The downhole tool to the time-domain analysis of the formation fluid and a related analytical method
US7707878B2 (en) * 2007-09-20 2010-05-04 Schlumberger Technology Corporation Circulation pump for circulating downhole fluids, and characterization apparatus of downhole fluids
US7788972B2 (en) * 2007-09-20 2010-09-07 Schlumberger Technology Corporation Method of downhole characterization of formation fluids, measurement controller for downhole characterization of formation fluids, and apparatus for downhole characterization of formation fluids
US7520160B1 (en) * 2007-10-04 2009-04-21 Schlumberger Technology Corporation Electrochemical sensor
US20090160047A1 (en) * 2007-12-21 2009-06-25 Schlumberger Technology Corporation Downhole tool
US8297351B2 (en) 2007-12-27 2012-10-30 Schlumberger Technology Corporation Downhole sensing system using carbon nanotube FET
US8434356B2 (en) 2009-08-18 2013-05-07 Schlumberger Technology Corporation Fluid density from downhole optical measurements
US9309735B2 (en) * 2008-06-17 2016-04-12 Schlumberger Technology Corporation System and method for maintaining operability of a downhole actuator
US8109157B2 (en) * 2008-06-30 2012-02-07 Schlumberger Technology Corporation Methods and apparatus of downhole fluids analysis
US7874355B2 (en) * 2008-07-02 2011-01-25 Schlumberger Technology Corporation Methods and apparatus for removing deposits on components in a downhole tool
RU2524100C2 (en) * 2009-04-10 2014-07-27 Шлюмбергер Текнолоджи Б.В. Borehole transducer systems and appropriate processes
US8483445B2 (en) 2010-09-29 2013-07-09 Schlumberger Technology Corporation Imaging methods and systems for downhole fluid analysis
GB2490117B (en) 2011-04-18 2014-04-09 Schlumberger Holdings Electrochemical pH sensor
FR2968348B1 (en) * 2010-12-03 2015-01-16 Total Sa METHOD OF MEASURING PRESSURE IN A SUBTERRANEAN FORMATION
US9097088B2 (en) 2010-12-15 2015-08-04 Schlumberger Technology Corporation Downhole tool thermal device
GB2497788B (en) 2011-12-21 2020-12-30 Schlumberger Holdings Derivatization of carbon
GB2497795B (en) 2011-12-21 2020-04-08 Schlumberger Holdings Derivatization of carbon
GB2497791B (en) 2011-12-21 2021-01-20 Schlumberger Holdings Derivatization of carbon
GB2497972B (en) 2011-12-23 2016-03-16 Schlumberger Holdings Electrochemical sensors
AU2012384531B2 (en) 2012-07-02 2016-09-22 Halliburton Energy Services, Inc. Controlling formation tester probe extension force
RU2601354C1 (en) * 2015-11-25 2016-11-10 Общество с ограниченной ответственностью Научно-производственная фирма "Пакер" Formation testing device
EP3423677B1 (en) * 2016-03-03 2023-07-12 Shell Internationale Research Maatschappij B.V. Chemically-selective imager for imaging fluid of a subsurface formation and method of using same
NO342792B1 (en) * 2016-11-30 2018-08-06 Hydrophilic As A probe arrangement for pressure measurement of a water phase inside a hydrocarbon reservoir
CN110261165B (en) * 2019-05-13 2021-07-23 湖南达道新能源开发有限公司 Geothermal detection device capable of achieving multi-azimuth detection
BR112022023726A2 (en) * 2020-05-22 2022-12-20 Schlumberger Technology Bv SIDE WALL WITNESS TOOL SYSTEMS AND METHODS
CN113605888B (en) * 2021-06-24 2023-10-13 浙江大学 Single-pump driving energy-saving hydraulic system for small-diameter stratum tester

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3011554A (en) * 1956-01-23 1961-12-05 Schlumberger Well Surv Corp Apparatus for investigating earth formations
US3352361A (en) * 1965-03-08 1967-11-14 Schlumberger Technology Corp Formation fluid-sampling apparatus
US3385364A (en) * 1966-06-13 1968-05-28 Schlumberger Technology Corp Formation fluid-sampling apparatus
US3577781A (en) * 1969-01-10 1971-05-04 Schlumberger Technology Corp Tool to take multiple formation fluid pressures
US3565169A (en) * 1969-04-02 1971-02-23 Schlumberger Technology Corp Formation-sampling apparatus
US3530933A (en) * 1969-04-02 1970-09-29 Schlumberger Technology Corp Formation-sampling apparatus
US3653436A (en) * 1970-03-18 1972-04-04 Schlumberger Technology Corp Formation-sampling apparatus

Also Published As

Publication number Publication date
JPS5616279B2 (en) 1981-04-15
FR2209890A1 (en) 1974-07-05
NO141697C (en) 1980-05-07
SU839448A3 (en) 1981-06-15
NL178805C (en) 1986-05-16
DE2360268C2 (en) 1984-05-03
FR2209890B1 (en) 1978-10-27
AR215408A1 (en) 1979-10-15
AU6303673A (en) 1975-05-29
NL178805B (en) 1985-12-16
IE38549B1 (en) 1978-04-12
NO141697B (en) 1980-01-14
BR7309631D0 (en) 1974-10-22
US3780575A (en) 1973-12-25
DE2360268A1 (en) 1974-06-12
IE38549L (en) 1975-06-08
NL7316840A (en) 1974-06-11
GB1449857A (en) 1976-09-15
JPS501794A (en) 1975-01-09

Similar Documents

Publication Publication Date Title
CA988030A (en) Formation-testing tool for obtaining multiple measurements and fluid samples
CA1004939A (en) Endometrial sampler
CA978175A (en) Logging-while-drilling tool
CA1014812A (en) Microtome
CA990190A (en) Combination tod-tc analysis method
CA982848A (en) Pressure sensing probe
CA986318A (en) Measuring instrument
JPS53111783A (en) Discharger for fluid sample
CA973387A (en) Apparatus for multiple sample application
AU490676B2 (en) Formation-testing tool for obtaining multiple measurements and fluid samples
AU2053570A (en) Fluid measuring probe
CA968851A (en) Fouling measuring device
CA976233A (en) Test probe adapter
CA892130A (en) Fluid sample processing
CA908419A (en) Pneumatic-electrical fluid gauging device
CA850883A (en) Measuring tool
CA909869A (en) Non-destructive test instrumentation
CA833731A (en) Method and means for measuring fluid conductivity
CA821889A (en) Well tool for fluid sampling
CA1022419A (en) Endometrial sampler
CA889952A (en) Probe photometer
CA944111A (en) Swab tool for test tubes
CA910076A (en) Sample holder
CA899254A (en) Measuring spoon
CA1003726A (en) Fluid sampling and measuring apparatus