NO985098L - Closed fluid handling system for use in drilling wells - Google Patents

Closed fluid handling system for use in drilling wells

Info

Publication number
NO985098L
NO985098L NO985098A NO985098A NO985098L NO 985098 L NO985098 L NO 985098L NO 985098 A NO985098 A NO 985098A NO 985098 A NO985098 A NO 985098A NO 985098 L NO985098 L NO 985098L
Authority
NO
Norway
Prior art keywords
handling system
fluid handling
closed fluid
drilling wells
wells
Prior art date
Application number
NO985098A
Other languages
Norwegian (no)
Other versions
NO985098D0 (en
NO315755B1 (en
Inventor
David H Bradfield
David P J Cummins
Philip J Bridger
Original Assignee
Baker Hughes 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
Priority claimed from US08/642,828 external-priority patent/US5857522A/en
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of NO985098D0 publication Critical patent/NO985098D0/en
Publication of NO985098L publication Critical patent/NO985098L/en
Publication of NO315755B1 publication Critical patent/NO315755B1/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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/06—Arrangements for treating drilling fluids outside the borehole
    • 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
    • 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
    • E21B21/085—Underbalanced techniques, i.e. where borehole fluid pressure is below formation pressure
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/14—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using liquids and gases, e.g. foams
    • 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
NO19985098A 1996-05-03 1998-11-02 Closed fluid handling system for use during well drilling NO315755B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/642,828 US5857522A (en) 1996-05-03 1996-05-03 Fluid handling system for use in drilling of wellbores
US3075296P 1996-10-29 1996-10-29
PCT/US1997/007533 WO1997042395A1 (en) 1996-05-03 1997-05-05 Closed loop fluid-handling system for use during drilling of wellbores

Publications (3)

Publication Number Publication Date
NO985098D0 NO985098D0 (en) 1998-11-02
NO985098L true NO985098L (en) 1998-12-30
NO315755B1 NO315755B1 (en) 2003-10-20

Family

ID=26706419

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19985098A NO315755B1 (en) 1996-05-03 1998-11-02 Closed fluid handling system for use during well drilling

Country Status (6)

Country Link
EP (1) EP0897454B1 (en)
AU (1) AU723022B2 (en)
CA (1) CA2252944C (en)
DE (1) DE69704158T2 (en)
NO (1) NO315755B1 (en)
WO (1) WO1997042395A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MXPA06001754A (en) 2003-08-19 2006-05-12 Shell Int Research Drilling system and method.
GB2521373A (en) 2013-12-17 2015-06-24 Managed Pressure Operations Apparatus and method for degassing drilling fluid
GB2521374A (en) * 2013-12-17 2015-06-24 Managed Pressure Operations Drilling system and method of operating a drilling system
AU2017213036B2 (en) * 2016-01-25 2019-08-01 Shell Internationale Research Maatschappij B.V. Method and system for automated adjustment of drilling mud properties

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4247312A (en) * 1979-02-16 1981-01-27 Conoco, Inc. Drilling fluid circulation system
US4449594A (en) * 1982-07-30 1984-05-22 Allied Corporation Method for obtaining pressurized core samples from underpressurized reservoirs
US5010966A (en) * 1990-04-16 1991-04-30 Chalkbus, Inc. Drilling method
US5249635A (en) * 1992-05-01 1993-10-05 Marathon Oil Company Method of aerating drilling fluid
US5415776A (en) * 1994-05-02 1995-05-16 Northland Production Testing Ltd. Horizontal separator for treating under-balance drilling fluid
US5411105A (en) * 1994-06-14 1995-05-02 Kidco Resources Ltd. Drilling a well gas supply in the drilling liquid

Also Published As

Publication number Publication date
DE69704158T2 (en) 2001-08-02
AU2826897A (en) 1997-11-26
EP0897454A1 (en) 1999-02-24
NO985098D0 (en) 1998-11-02
NO315755B1 (en) 2003-10-20
DE69704158D1 (en) 2001-04-05
CA2252944C (en) 2006-07-11
EP0897454B1 (en) 2001-02-28
WO1997042395A1 (en) 1997-11-13
AU723022B2 (en) 2000-08-17
CA2252944A1 (en) 1997-11-13

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Legal Events

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