BE776440A - HYDRAULIC CONTROLLED DEVICE FOR MODULATING THE SLUDGE CURRENT AT THE BOTTOM OF A DRILLING WELL - Google Patents

HYDRAULIC CONTROLLED DEVICE FOR MODULATING THE SLUDGE CURRENT AT THE BOTTOM OF A DRILLING WELL

Info

Publication number
BE776440A
BE776440A BE776440A BE776440A BE776440A BE 776440 A BE776440 A BE 776440A BE 776440 A BE776440 A BE 776440A BE 776440 A BE776440 A BE 776440A BE 776440 A BE776440 A BE 776440A
Authority
BE
Belgium
Prior art keywords
modulating
controlled device
drilling well
hydraulic controlled
sludge
Prior art date
Application number
BE776440A
Other languages
French (fr)
Inventor
J-P Le Peuvedic
C Quichaud
Original Assignee
Aquitaine Petrole
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 Aquitaine Petrole filed Critical Aquitaine Petrole
Publication of BE776440A publication Critical patent/BE776440A/en

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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/18—Combined units comprising both motor and pump
    • 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
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
    • E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
    • E21B47/18—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry
    • E21B47/24—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry by positive mud pulses using a flow restricting valve within the drill pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Earth Drilling (AREA)
  • Fluid-Pressure Circuits (AREA)
BE776440A 1970-12-10 1971-12-09 HYDRAULIC CONTROLLED DEVICE FOR MODULATING THE SLUDGE CURRENT AT THE BOTTOM OF A DRILLING WELL BE776440A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7044559A FR2117726B1 (en) 1970-12-10 1970-12-10

Publications (1)

Publication Number Publication Date
BE776440A true BE776440A (en) 1972-04-04

Family

ID=9065569

Family Applications (1)

Application Number Title Priority Date Filing Date
BE776440A BE776440A (en) 1970-12-10 1971-12-09 HYDRAULIC CONTROLLED DEVICE FOR MODULATING THE SLUDGE CURRENT AT THE BOTTOM OF A DRILLING WELL

Country Status (9)

Country Link
AU (1) AU469577B2 (en)
BE (1) BE776440A (en)
CA (1) CA946709A (en)
DD (1) DD96092A5 (en)
DE (1) DE2161353C2 (en)
FR (1) FR2117726B1 (en)
GB (1) GB1323788A (en)
IT (1) IT943804B (en)
NL (1) NL7116753A (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047591A (en) * 1975-04-03 1977-09-13 Texas Instruments Incorporated Air gun monitoring and synchronizing method and apparatus
CA1124228A (en) * 1977-12-05 1982-05-25 Serge A. Scherbatskoy Systems, apparatus and methods for measuring while drilling
US4371958A (en) * 1978-03-27 1983-02-01 Claycomb Jack R Drilling orientation tool
FR2470850A1 (en) * 1979-12-06 1981-06-12 Dresser Ind Measuring and transmitting apparatus used in drill string - is self-contained and forms output signals modulated into mud flow
NO154674C (en) * 1980-11-20 1987-01-07 Sperry Sun Inc DEVICE FOR SIGNALING IN A DRILL HOLE DURING DRILLING.
GB2123458B (en) * 1982-07-10 1985-11-06 Sperry Sun Inc Improvements in or relating to apparatus for signalling within a borehole while drilling
DE3531226A1 (en) * 1985-08-31 1987-03-19 Schwing Hydraulik Elektronik DEVICE, IN PARTICULAR FOR UNDERGROUND APPLICATION FOR REMOTE TRANSMISSION OF INFORMATION FROM A DRILL HOLE
US8080029B2 (en) 2007-09-21 2011-12-20 Novartis Ag System for actuation of a vitreous cutter
CN102497841B (en) 2009-08-31 2014-12-10 爱尔康研究有限公司 Pneumatic pressure output control by drive valve duty cycle calibration
US8666556B2 (en) 2009-12-10 2014-03-04 Alcon Research, Ltd. Systems and methods for dynamic feedforward
AU2010328590B2 (en) 2009-12-10 2015-09-17 Alcon Inc. Systems and methods for dynamic pneumatic valve driver
US8821524B2 (en) 2010-05-27 2014-09-02 Alcon Research, Ltd. Feedback control of on/off pneumatic actuators
US8808318B2 (en) 2011-02-28 2014-08-19 Alcon Research, Ltd. Surgical probe with increased fluid flow
US9060841B2 (en) 2011-08-31 2015-06-23 Alcon Research, Ltd. Enhanced flow vitrectomy probe
US10070990B2 (en) 2011-12-08 2018-09-11 Alcon Research, Ltd. Optimized pneumatic drive lines

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2787759A (en) * 1950-08-31 1957-04-02 Jan J Arps Apparatus for logging wells
US2759143A (en) * 1954-07-14 1956-08-14 Jan J Arps Earth borehole investigation-signaling system
US2964116A (en) * 1955-05-26 1960-12-13 Dresser Ind Signaling system
US2898088A (en) * 1958-02-10 1959-08-04 Dresser Ind Earth borehole logging system
US3255353A (en) * 1962-12-21 1966-06-07 Serge A Scherbatskoy Apparatus for nuclear well logging while drilling
FR1361337A (en) * 1963-01-25 1964-05-22 Improvements to hydraulic cylinder control valves and cylinders fitted with these valves
US3302457A (en) * 1964-06-02 1967-02-07 Sun Oil Co Method and apparatus for telemetering in a bore hole by changing drilling mud pressure
FR1442527A (en) * 1965-05-07 1966-06-17 Rech Etudes Prod Electro-hydraulic transducer-amplifier with multiple control inputs
US3485255A (en) * 1966-05-02 1969-12-23 Ltv Electrosystems Inc Fixed jet servo valve
FR1530073A (en) * 1966-06-30 1968-06-21 Itt Hydraulic control device
US3424183A (en) * 1967-03-15 1969-01-28 Abex Corp Solenoid controlled servovalve with lineal output

Also Published As

Publication number Publication date
NL7116753A (en) 1972-06-13
GB1323788A (en) 1973-07-18
DD96092A5 (en) 1973-03-05
DE2161353A1 (en) 1972-06-22
IT943804B (en) 1973-04-10
AU469577B2 (en) 1976-02-19
CA946709A (en) 1974-05-07
AU3667571A (en) 1973-06-14
DE2161353C2 (en) 1982-07-08
FR2117726A1 (en) 1972-07-28
FR2117726B1 (en) 1973-12-07

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: S.A. NAT. ELF-AQUITAINE

Effective date: 19851231