DK0500609T3 - Omformer - Google Patents

Omformer

Info

Publication number
DK0500609T3
DK0500609T3 DK90916187.9T DK90916187T DK0500609T3 DK 0500609 T3 DK0500609 T3 DK 0500609T3 DK 90916187 T DK90916187 T DK 90916187T DK 0500609 T3 DK0500609 T3 DK 0500609T3
Authority
DK
Denmark
Prior art keywords
fluid flow
drilling fluid
piston
pressure
pct
Prior art date
Application number
DK90916187.9T
Other languages
English (en)
Inventor
Knut Horvei
Idar G Johnsen
Original Assignee
Norske Stats Oljeselskap
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 Norske Stats Oljeselskap filed Critical Norske Stats Oljeselskap
Application granted granted Critical
Publication of DK0500609T3 publication Critical patent/DK0500609T3/da

Links

Classifications

    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/08—Controlling or monitoring pressure or flow of drilling fluid, e.g. automatic filling of boreholes, automatic control of bottom pressure
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Polarising Elements (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Details Of Television Scanning (AREA)
  • Television Signal Processing For Recording (AREA)
  • Details Of Valves (AREA)
  • Confectionery (AREA)
  • Glass Compositions (AREA)
  • External Artificial Organs (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
DK90916187.9T 1989-11-08 1990-10-31 Omformer DK0500609T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO894436A NO169088C (no) 1989-11-08 1989-11-08 Trykkforsterker for montering ovenfor borkronen ved den nedre ende av et boreroer for dypboring, samt trykkforsterkergruppe omfattende et flertall slike trykkforsterkere

Publications (1)

Publication Number Publication Date
DK0500609T3 true DK0500609T3 (da) 1994-10-24

Family

ID=19892556

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90916187.9T DK0500609T3 (da) 1989-11-08 1990-10-31 Omformer

Country Status (14)

Country Link
US (1) US5246080A (da)
EP (1) EP0500609B1 (da)
JP (1) JP2892156B2 (da)
AT (1) ATE107393T1 (da)
AU (1) AU638767B2 (da)
BR (1) BR9007818A (da)
CA (1) CA2073017A1 (da)
DE (1) DE69010008T2 (da)
DK (1) DK0500609T3 (da)
ES (1) ES2055451T3 (da)
FI (1) FI95408C (da)
NO (2) NO169088C (da)
RU (1) RU2078904C1 (da)
WO (1) WO1991007566A1 (da)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2096434A1 (en) * 1990-11-19 1992-05-20 Knut V. Horvei Pressure converter
AU9033991A (en) * 1990-11-19 1992-06-11 Den Norske Stats Oljeselskap A.S. Converter group and pressure converter for use therein
SE9102292L (sv) * 1991-08-06 1993-02-07 Kurt G I Nilsson Enzymatisk metod
EP0661459A1 (en) * 1993-12-31 1995-07-05 Nowsco Well Service Ltd. Hydraulic pressure intensifier for drilling wells
CN1050403C (zh) * 1993-08-26 2000-03-15 李洪敏 自动增压装置
NO179879C (no) * 1994-10-12 1997-01-08 Statoil As Trykkforsterker (III)
NO179880C (no) * 1994-10-12 1997-01-08 Statoil As Trykkforsterker (II)
NO179878C (no) * 1994-10-12 1997-01-08 Statoil As Trykkforsterker (I)
US5577564A (en) * 1995-02-28 1996-11-26 Dresser Industries, Inc. Rotary fluid converter
NO300231B1 (no) * 1995-03-31 1997-04-28 Norske Stats Oljeselskap Trykkforsterker (B)
NO300232B1 (no) * 1995-03-31 1997-04-28 Norske Stats Oljeselskap Trykkforsterker (A)
EP0879341A4 (en) * 1995-08-03 2001-10-10 Flowdril Corp DOWNHOLE PRESSURE AMPLIFIER AND ASSEMBLY AND METHOD OF DRILLING
CA2182913C (en) * 1995-08-14 2006-04-04 Morten Myhre Pressure-boost device for downhole tools
US6289998B1 (en) 1998-01-08 2001-09-18 Baker Hughes Incorporated Downhole tool including pressure intensifier for drilling wellbores
US6073708A (en) * 1998-07-29 2000-06-13 Dynamo Drilling Services Inc. Downhole mud pressure intensifier
US7584794B2 (en) * 2005-12-30 2009-09-08 Baker Hughes Incorporated Mechanical and fluid jet horizontal drilling method and apparatus
US7677316B2 (en) 2005-12-30 2010-03-16 Baker Hughes Incorporated Localized fracturing system and method
US7699107B2 (en) * 2005-12-30 2010-04-20 Baker Hughes Incorporated Mechanical and fluid jet drilling method and apparatus
DE102006026337A1 (de) * 2006-06-02 2007-12-06 Minibooster Hydraulics A/S Hydraulischer Druckverstärker
WO2010126394A1 (ru) * 2009-04-30 2010-11-04 Gorbachev Nikolai Vladimirovich Гидромеханическое устройство преобразования возвратно-поступательного движения во вращательное с бесступенчатым изменением передаточного числа
US10246957B2 (en) * 2013-07-16 2019-04-02 Halliburton Energy Services, Inc. Downhole tool and method to boost fluid pressure and annular velocity
FR3039198B1 (fr) * 2015-07-23 2017-08-11 Snecma Dispositif autonome de stockage et de liberation d'energie pour l'alimentation d'un equipement electrique
US20180179855A1 (en) * 2016-12-28 2018-06-28 Richard Messa Downhole fluid-pressure safety bypass apparatus
GB2593357B (en) 2018-11-13 2023-04-05 Rubicon Oilfield Int Inc Three axis vibrating device
WO2020227306A1 (en) * 2019-05-06 2020-11-12 Schlumberger Technology Corporation High-pressure drilling assembly

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3112800A (en) * 1959-08-28 1963-12-03 Phillips Petroleum Co Method of drilling with high velocity jet cutter rock bit
US3897836A (en) * 1973-10-18 1975-08-05 Exotech Apparatus for boring through earth formations
US4047581A (en) * 1976-12-01 1977-09-13 Kobe, Inc. Multistage, downhole, turbo-powered intensifier for drilling petroleum wells
DE2720130C3 (de) * 1977-05-05 1980-03-06 Christensen, Inc., Salt Lake City, Utah (V.St.A.) Meißeldirektantrieb für Tiefbohrwerkzeuge
US4200158A (en) * 1978-03-03 1980-04-29 Lee E. Perkins Fluid retarded accelerating jar with negative and positive pressure chambers
SE8104328L (sv) * 1981-07-13 1983-01-14 Nyman Karl Erik Hydraulisk senkborrmaskin
CA1217759A (en) * 1983-07-08 1987-02-10 Intech Oil Tools Ltd. Drilling equipment
GB8806506D0 (en) * 1988-03-18 1988-04-20 Pilot Drilling Control Ltd Drilling apparatus

Also Published As

Publication number Publication date
NO894436L (no) 1991-05-10
AU6619690A (en) 1991-06-13
FI922012A0 (fi) 1992-05-05
ATE107393T1 (de) 1994-07-15
ES2055451T3 (es) 1994-08-16
JP2892156B2 (ja) 1999-05-17
BR9007818A (pt) 1992-10-20
FI922012A (fi) 1992-05-05
EP0500609A1 (en) 1992-09-02
NO894436D0 (no) 1989-11-08
NO921762D0 (no) 1992-05-05
FI95408B (fi) 1995-10-13
NO921762L (no) 1992-05-05
JPH05501436A (ja) 1993-03-18
US5246080A (en) 1993-09-21
CA2073017A1 (en) 1991-05-09
EP0500609B1 (en) 1994-06-15
FI95408C (fi) 1996-01-25
WO1991007566A1 (en) 1991-05-30
NO169088C (no) 1992-05-06
RU2078904C1 (ru) 1997-05-10
NO169088B (no) 1992-01-27
DE69010008T2 (de) 1994-10-27
DE69010008D1 (de) 1994-07-21
AU638767B2 (en) 1993-07-08

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