NO951753D0 - Drill string trimming - Google Patents

Drill string trimming

Info

Publication number
NO951753D0
NO951753D0 NO951753A NO951753A NO951753D0 NO 951753 D0 NO951753 D0 NO 951753D0 NO 951753 A NO951753 A NO 951753A NO 951753 A NO951753 A NO 951753A NO 951753 D0 NO951753 D0 NO 951753D0
Authority
NO
Norway
Prior art keywords
drill string
string trimming
trimming
drill
string
Prior art date
Application number
NO951753A
Other languages
Norwegian (no)
Other versions
NO951753L (en
Inventor
Donald Alexander Smith
Original Assignee
Canadian Fracmaster Ltd
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 Canadian Fracmaster Ltd filed Critical Canadian Fracmaster Ltd
Publication of NO951753D0 publication Critical patent/NO951753D0/en
Publication of NO951753L publication Critical patent/NO951753L/en

Links

Classifications

    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • 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
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E21B44/005—Below-ground automatic control systems

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)
NO951753A 1994-05-05 1995-05-04 Axial pressure transducer (thruster) for drill string with endless coiled tubing NO951753L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2122959 CA2122959A1 (en) 1994-05-05 1994-05-05 Coil tubing thruster

Publications (2)

Publication Number Publication Date
NO951753D0 true NO951753D0 (en) 1995-05-04
NO951753L NO951753L (en) 1995-11-06

Family

ID=4153546

Family Applications (1)

Application Number Title Priority Date Filing Date
NO951753A NO951753L (en) 1994-05-05 1995-05-04 Axial pressure transducer (thruster) for drill string with endless coiled tubing

Country Status (4)

Country Link
EP (1) EP0681089A1 (en)
AU (1) AU1780295A (en)
CA (1) CA2122959A1 (en)
NO (1) NO951753L (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7677334B2 (en) 2007-04-27 2010-03-16 Conocophillips Company Anti-surge/reverse thruster

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1357564A (en) * 1919-11-17 1920-11-02 Howard R Hughes Method of regulating the load on rotary drills
US2684835A (en) * 1950-07-26 1954-07-27 Standard Oil Dev Co Apparatus for drilling well boreholes
US2776817A (en) * 1952-07-21 1957-01-08 Shell Dev Drilling apparatus
BE536490A (en) * 1954-03-22
US3225843A (en) * 1961-09-14 1965-12-28 Exxon Production Research Co Bit loading apparatus
US4440241A (en) * 1979-03-09 1984-04-03 Anders Edward O Method and apparatus for drilling a well bore
DE4024107C1 (en) * 1990-07-30 1992-04-16 Eastman Christensen Co., Salt Lake City, Utah, Us

Also Published As

Publication number Publication date
AU1780295A (en) 1995-11-16
NO951753L (en) 1995-11-06
CA2122959A1 (en) 1995-11-06
EP0681089A1 (en) 1995-11-08

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