NO931863D0 - PROCEDURE FOR DETECTED LASHES ON A DRILL STRING - Google Patents

PROCEDURE FOR DETECTED LASHES ON A DRILL STRING

Info

Publication number
NO931863D0
NO931863D0 NO931863A NO931863A NO931863D0 NO 931863 D0 NO931863 D0 NO 931863D0 NO 931863 A NO931863 A NO 931863A NO 931863 A NO931863 A NO 931863A NO 931863 D0 NO931863 D0 NO 931863D0
Authority
NO
Norway
Prior art keywords
lashes
procedure
detected
drill string
drill
Prior art date
Application number
NO931863A
Other languages
Norwegian (no)
Other versions
NO931863L (en
NO304710B1 (en
Inventor
Mohamed Damak
Dominic Patrick Joseph Mccann
David Brian White
Original Assignee
Sedco Forex Tech Inc
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 Sedco Forex Tech Inc filed Critical Sedco Forex Tech Inc
Publication of NO931863D0 publication Critical patent/NO931863D0/en
Publication of NO931863L publication Critical patent/NO931863L/en
Publication of NO304710B1 publication Critical patent/NO304710B1/en

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
    • 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
    • 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

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)
  • Examining Or Testing Airtightness (AREA)
NO931746A 1992-05-23 1993-05-21 Procedure for detecting leaches on a drill string NO304710B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9211048A GB2267300B (en) 1992-05-23 1992-05-23 Method for detecting drillstring washouts

Publications (3)

Publication Number Publication Date
NO931863D0 true NO931863D0 (en) 1993-05-21
NO931863L NO931863L (en) 1993-11-24
NO304710B1 NO304710B1 (en) 1999-02-01

Family

ID=10715965

Family Applications (1)

Application Number Title Priority Date Filing Date
NO931746A NO304710B1 (en) 1992-05-23 1993-05-21 Procedure for detecting leaches on a drill string

Country Status (5)

Country Link
EP (1) EP0572055B1 (en)
CA (1) CA2095583C (en)
DE (1) DE69309149D1 (en)
GB (1) GB2267300B (en)
NO (1) NO304710B1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1637695A1 (en) * 2000-09-22 2006-03-22 Weatherford/Lamb, Inc. Methods and apparatus for remote monitoring and control.
US7694558B2 (en) * 2008-02-11 2010-04-13 Baker Hughes Incorporated Downhole washout detection system and method
US8170800B2 (en) 2009-03-16 2012-05-01 Verdande Technology As Method and system for monitoring a drilling operation
US8381838B2 (en) 2009-12-31 2013-02-26 Pason Systems Corp. System and apparatus for directing the drilling of a well
EP2864576A4 (en) * 2012-06-22 2016-07-27 Services Petroliers Schlumberger Detecting a drill string washout event
US11313220B1 (en) 2021-02-17 2022-04-26 Saudi Arabian Oil Company Methods for identifying drill string washouts during wellbore drilling

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3646808A (en) * 1970-08-28 1972-03-07 Loren W Leonard Method for automatically monitoring and servicing the drilling fluid condition in a well bore
US4188624A (en) * 1978-06-30 1980-02-12 Nl Industries, Inc. Method and apparatus for monitoring fluid flow through a drill string
US4346594A (en) * 1980-11-14 1982-08-31 Owings Allen J Method for locating the depth of a drill string washout or lost circulation zone
US4430892A (en) * 1981-11-02 1984-02-14 Owings Allen J Pressure loss identifying apparatus and method for a drilling mud system
US4941951A (en) * 1989-02-27 1990-07-17 Anadrill, Inc. Method for improving a drilling process by characterizing the hydraulics of the drilling system

Also Published As

Publication number Publication date
DE69309149D1 (en) 1997-04-30
NO931863L (en) 1993-11-24
CA2095583C (en) 2004-08-10
CA2095583A1 (en) 1993-11-24
GB2267300A (en) 1993-12-01
EP0572055A1 (en) 1993-12-01
NO304710B1 (en) 1999-02-01
GB9211048D0 (en) 1992-07-08
EP0572055B1 (en) 1997-03-26
GB2267300B (en) 1995-08-02

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Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN NOVEMBER 2002