AR215408A1 - APPARATUS FOR INVESTIGATING FORMATIONS ADAPTED TO BE SUSPENDED IN A DRILL WELL THROUGH LAND FORMATIONS - Google Patents
APPARATUS FOR INVESTIGATING FORMATIONS ADAPTED TO BE SUSPENDED IN A DRILL WELL THROUGH LAND FORMATIONSInfo
- Publication number
- AR215408A1 AR215408A1 AR251411A AR25141173A AR215408A1 AR 215408 A1 AR215408 A1 AR 215408A1 AR 251411 A AR251411 A AR 251411A AR 25141173 A AR25141173 A AR 25141173A AR 215408 A1 AR215408 A1 AR 215408A1
- Authority
- AR
- Argentina
- Prior art keywords
- formations
- suspended
- investigating
- land
- drill well
- Prior art date
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 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
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US31323572A | 1972-12-08 | 1972-12-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
AR215408A1 true AR215408A1 (en) | 1979-10-15 |
Family
ID=23214911
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AR251411A AR215408A1 (en) | 1972-12-08 | 1973-12-07 | APPARATUS FOR INVESTIGATING FORMATIONS ADAPTED TO BE SUSPENDED IN A DRILL WELL THROUGH LAND FORMATIONS |
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 (84)
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 |
US5279153A (en) * | 1991-08-30 | 1994-01-18 | Schlumberger Technology Corporation | Apparatus for determining horizontal and/or vertical permeability of an earth formation |
US5265015A (en) * | 1991-06-27 | 1993-11-23 | Schlumberger Technology Corporation | 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 |
EP0781893B8 (en) * | 1995-12-26 | 2007-02-14 | HALLIBURTON ENERGY SERVICES, Inc. | Apparatus and method for early evaluation and servicing 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 |
US6350986B1 (en) | 1999-02-23 | 2002-02-26 | Schlumberger Technology Corporation | Analysis of downhole OBM-contaminated formation fluid |
US6274865B1 (en) | 1999-02-23 | 2001-08-14 | 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 |
CA2524075A1 (en) * | 2003-05-02 | 2004-11-18 | Baker Hughes Incorporated | 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 |
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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 |
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US20070108378A1 (en) * | 2005-11-14 | 2007-05-17 | Toru Terabayashi | High pressure optical cell for a downhole optical fluid analyzer |
US7609380B2 (en) * | 2005-11-14 | 2009-10-27 | Schlumberger Technology Corporation | Real-time calibration for downhole spectrometer |
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 |
CA2650521A1 (en) * | 2006-06-01 | 2007-12-13 | Shell Canada Limited | Method of analyzing a fluid, and apparatus for measuring a fluid |
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 |
BRPI1014254A2 (en) * | 2009-04-10 | 2016-04-12 | Prad Res & Dev Ltd | downhole system configured for downhole operation, within a well, tool set up to be placed in the downhole for sampling and characterization of forming fluids located in a downhole oil reservoir, downstream fluid characterization system downhole configured for downhole operation, system set up for downhole operation in one or more wells, and method of characterizing downhole formation fluids using a downhole tool. |
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 |
GB2497791B (en) | 2011-12-21 | 2021-01-20 | Schlumberger Holdings | Derivatization of carbon |
GB2497795B (en) | 2011-12-21 | 2020-04-08 | Schlumberger Holdings | Derivatization of carbon |
EP2867467B1 (en) | 2012-07-02 | 2019-03-20 | 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 |
ES2953470T3 (en) * | 2016-03-03 | 2023-11-13 | Shell Int Research | Chemically selective imager for generating fluid images of a subsurface formation and method of using the 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 |
WO2021237092A1 (en) * | 2020-05-22 | 2021-11-25 | Schlumberger Technology Corporation | Sidewall coring 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)
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 |
-
1972
- 1972-12-08 US US00313235A patent/US3780575A/en not_active Expired - Lifetime
-
1973
- 1973-11-26 CA CA186,691A patent/CA988030A/en not_active Expired
- 1973-11-27 IE IE2145/73A patent/IE38549B1/en unknown
- 1973-12-04 DE DE2360268A patent/DE2360268C2/en not_active Expired
- 1973-12-05 NO NO4654/73A patent/NO141697C/en unknown
- 1973-12-07 GB GB5673973A patent/GB1449857A/en not_active Expired
- 1973-12-07 AR AR251411A patent/AR215408A1/en active
- 1973-12-07 BR BR9631/73A patent/BR7309631D0/en unknown
- 1973-12-07 SU SU731978257A patent/SU839448A3/en active
- 1973-12-08 JP JP13725673A patent/JPS5616279B2/ja not_active Expired
- 1973-12-10 FR FR7343901A patent/FR2209890B1/fr not_active Expired
- 1973-12-10 NL NLAANVRAGE7316840,A patent/NL178805C/en not_active IP Right Cessation
Also Published As
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US3780575A (en) | 1973-12-25 |
NL178805B (en) | 1985-12-16 |
IE38549L (en) | 1975-06-08 |
CA988030A (en) | 1976-04-27 |
GB1449857A (en) | 1976-09-15 |
DE2360268C2 (en) | 1984-05-03 |
FR2209890A1 (en) | 1974-07-05 |
JPS501794A (en) | 1975-01-09 |
AU6303673A (en) | 1975-05-29 |
SU839448A3 (en) | 1981-06-15 |
NO141697B (en) | 1980-01-14 |
IE38549B1 (en) | 1978-04-12 |
NL7316840A (en) | 1974-06-11 |
BR7309631D0 (en) | 1974-10-22 |
NO141697C (en) | 1980-05-07 |
DE2360268A1 (en) | 1974-06-12 |
NL178805C (en) | 1986-05-16 |
JPS5616279B2 (en) | 1981-04-15 |
FR2209890B1 (en) | 1978-10-27 |
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