IT943804B - Dispositivo a comando idraulico per la modulazione della corrente di fango sul fondo di un pozzo di perforazione - Google Patents

Dispositivo a comando idraulico per la modulazione della corrente di fango sul fondo di un pozzo di perforazione

Info

Publication number
IT943804B
IT943804B IT32193/71A IT3219371A IT943804B IT 943804 B IT943804 B IT 943804B IT 32193/71 A IT32193/71 A IT 32193/71A IT 3219371 A IT3219371 A IT 3219371A IT 943804 B IT943804 B IT 943804B
Authority
IT
Italy
Prior art keywords
modulating
control device
hydraulic control
drilling well
mud current
Prior art date
Application number
IT32193/71A
Other languages
English (en)
Inventor
C Quichaud
Peuvedic J Le
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
Application granted granted Critical
Publication of IT943804B publication Critical patent/IT943804B/it

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 OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK 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)
IT32193/71A 1970-12-10 1971-12-10 Dispositivo a comando idraulico per la modulazione della corrente di fango sul fondo di un pozzo di perforazione IT943804B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT943804B true IT943804B (it) 1973-04-10

Family

ID=9065569

Family Applications (1)

Application Number Title Priority Date Filing Date
IT32193/71A IT943804B (it) 1970-12-10 1971-12-10 Dispositivo a comando idraulico per la modulazione della corrente di fango sul fondo di un pozzo di perforazione

Country Status (9)

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

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 (fr) * 1979-12-06 1981-06-12 Dresser Ind Appareil de mesure et de transmission destine a etre utilise dans un train de tiges de forages
NO154674C (no) * 1980-11-20 1987-01-07 Sperry Sun Inc Innretning for signalering i et borehull under boring.
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 (de) * 1985-08-31 1987-03-19 Schwing Hydraulik Elektronik Vorrichtung, insbesondere fuer den einsatz unter tage zur fernuebertragung von informationen aus einem bohrloch
US8080029B2 (en) 2007-09-21 2011-12-20 Novartis Ag System for actuation of a vitreous cutter
AU2010286834B2 (en) 2009-08-31 2015-06-04 Alcon Inc. 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
WO2011071655A1 (en) 2009-12-10 2011-06-16 Alcon Research, Ltd. 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 (fr) * 1963-01-25 1964-05-22 Perfectionnements aux distributeurs de commande de vérins hydrauliques et vérins munis de ces distributeurs
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 (fr) * 1965-05-07 1966-06-17 Rech Etudes Prod Transducteur-amplificateur électro-hydraulique à pluralité d'entrées de commande
US3485255A (en) * 1966-05-02 1969-12-23 Ltv Electrosystems Inc Fixed jet servo valve
FR1530073A (fr) * 1966-06-30 1968-06-21 Itt Dispositif de commande hydraulique
US3424183A (en) * 1967-03-15 1969-01-28 Abex Corp Solenoid controlled servovalve with lineal output

Also Published As

Publication number Publication date
AU3667571A (en) 1973-06-14
DE2161353C2 (de) 1982-07-08
DE2161353A1 (de) 1972-06-22
NL7116753A (it) 1972-06-13
FR2117726A1 (it) 1972-07-28
BE776440A (fr) 1972-04-04
GB1323788A (en) 1973-07-18
DD96092A5 (it) 1973-03-05
CA946709A (en) 1974-05-07
AU469577B2 (en) 1976-02-19
FR2117726B1 (it) 1973-12-07

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