BR9107023A - Grupo conversor e conversor de pressao particulamente para emprego no mesmo - Google Patents

Grupo conversor e conversor de pressao particulamente para emprego no mesmo

Info

Publication number
BR9107023A
BR9107023A BR919107023A BR9107023A BR9107023A BR 9107023 A BR9107023 A BR 9107023A BR 919107023 A BR919107023 A BR 919107023A BR 9107023 A BR9107023 A BR 9107023A BR 9107023 A BR9107023 A BR 9107023A
Authority
BR
Brazil
Prior art keywords
converter
group
pressure
employment
particularly employment
Prior art date
Application number
BR919107023A
Other languages
English (en)
Inventor
Knut V Horvei
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
Priority claimed from NO904992A external-priority patent/NO171325C/no
Priority claimed from NO904991A external-priority patent/NO171324C/no
Application filed by Norske Stats Oljeselskap filed Critical Norske Stats Oljeselskap
Publication of BR9107023A publication Critical patent/BR9107023A/pt

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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (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)
  • Earth Drilling (AREA)
BR919107023A 1990-11-19 1991-11-04 Grupo conversor e conversor de pressao particulamente para emprego no mesmo BR9107023A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO904992A NO171325C (no) 1990-11-19 1990-11-19 Boreanordning
NO904991A NO171324C (no) 1990-11-19 1990-11-19 Trykkforsterker for montering ovenfor borkronen ved den nedre ende av et boreroer
PCT/NO1991/000135 WO1992008872A1 (en) 1990-11-19 1991-11-04 Converter group and pressure converter for use therein

Publications (1)

Publication Number Publication Date
BR9107023A true BR9107023A (pt) 1993-08-17

Family

ID=26648250

Family Applications (1)

Application Number Title Priority Date Filing Date
BR919107023A BR9107023A (pt) 1990-11-19 1991-11-04 Grupo conversor e conversor de pressao particulamente para emprego no mesmo

Country Status (6)

Country Link
US (1) US5375671A (pt)
AU (1) AU9033991A (pt)
BR (1) BR9107023A (pt)
CA (1) CA2096433A1 (pt)
GB (1) GB2264967B (pt)
WO (1) WO1992008872A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO179878C (no) * 1994-10-12 1997-01-08 Statoil As Trykkforsterker (I)
NO179880C (no) * 1994-10-12 1997-01-08 Statoil As Trykkforsterker (II)
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)
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
US6364034B1 (en) * 2000-02-08 2002-04-02 William N Schoeffler Directional drilling apparatus
US7575051B2 (en) 2005-04-21 2009-08-18 Baker Hughes Incorporated Downhole vibratory tool
CN102191915B (zh) * 2011-06-02 2013-05-29 中国石油天然气集团公司 一种谐振脉冲振动钻井装置

Family Cites Families (11)

* 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
US4047581A (en) * 1976-12-01 1977-09-13 Kobe, Inc. Multistage, downhole, turbo-powered intensifier for drilling petroleum wells
US4141225A (en) * 1977-02-10 1979-02-27 The United States Of America As Represented By The Secretary Of The Interior Articulated, flexible shaft assembly with axially lockable universal joint
US4290496A (en) * 1979-10-19 1981-09-22 Briggs Aubrey C Combination impact and pressure liquid rock drill
SE8104328L (sv) * 1981-07-13 1983-01-14 Nyman Karl Erik Hydraulisk senkborrmaskin
US4880067A (en) * 1988-02-17 1989-11-14 Baroid Technology, Inc. Apparatus for drilling a curved borehole
GB8806506D0 (en) * 1988-03-18 1988-04-20 Pilot Drilling Control Ltd Drilling apparatus
US4895214A (en) * 1988-11-18 1990-01-23 Schoeffler William N Directional drilling tool
US4899835A (en) * 1989-05-08 1990-02-13 Cherrington Martin D Jet bit with onboard deviation means
NO169088C (no) * 1989-11-08 1992-05-06 Norske Stats Oljeselskap Trykkforsterker for montering ovenfor borkronen ved den nedre ende av et boreroer for dypboring, samt trykkforsterkergruppe omfattende et flertall slike trykkforsterkere
US5154243A (en) * 1991-07-26 1992-10-13 Dudman Roy L Bent sub

Also Published As

Publication number Publication date
WO1992008872A1 (en) 1992-05-29
GB2264967A (en) 1993-09-15
CA2096433A1 (en) 1992-05-20
GB9310152D0 (en) 1993-07-14
GB2264967B (en) 1995-04-05
AU9033991A (en) 1992-06-11
US5375671A (en) 1994-12-27

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FA11 Dismissal: dismissal - article 38, par. 2 of industrial property law