DE69704158T2 - SYSTEM FOR RINSING TREATMENT IN THE CLOSED CIRCUIT FOR USE IN WELL HOLES - Google Patents

SYSTEM FOR RINSING TREATMENT IN THE CLOSED CIRCUIT FOR USE IN WELL HOLES

Info

Publication number
DE69704158T2
DE69704158T2 DE69704158T DE69704158T DE69704158T2 DE 69704158 T2 DE69704158 T2 DE 69704158T2 DE 69704158 T DE69704158 T DE 69704158T DE 69704158 T DE69704158 T DE 69704158T DE 69704158 T2 DE69704158 T2 DE 69704158T2
Authority
DE
Germany
Prior art keywords
closed circuit
rinsing treatment
well holes
holes
well
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69704158T
Other languages
German (de)
Other versions
DE69704158D1 (en
Inventor
David H Bradfield
David P J Cummins
Philip J Bridger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baker Hughes Holdings LLC
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
Application granted granted Critical
Publication of DE69704158D1 publication Critical patent/DE69704158D1/en
Publication of DE69704158T2 publication Critical patent/DE69704158T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
DE69704158T 1996-05-03 1997-05-05 SYSTEM FOR RINSING TREATMENT IN THE CLOSED CIRCUIT FOR USE IN WELL HOLES Expired - Fee Related DE69704158T2 (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 (2)

Publication Number Publication Date
DE69704158D1 DE69704158D1 (en) 2001-04-05
DE69704158T2 true DE69704158T2 (en) 2001-08-02

Family

ID=26706419

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69704158T Expired - Fee Related DE69704158T2 (en) 1996-05-03 1997-05-05 SYSTEM FOR RINSING TREATMENT IN THE CLOSED CIRCUIT FOR USE IN WELL HOLES

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
OA13240A (en) 2003-08-19 2007-01-31 Shell Int Research Drilling system and method.
GB2521374A (en) * 2013-12-17 2015-06-24 Managed Pressure Operations Drilling system and method of operating a drilling system
GB2521373A (en) 2013-12-17 2015-06-24 Managed Pressure Operations Apparatus and method for degassing drilling fluid
US20190055797A1 (en) * 2016-01-25 2019-02-21 Shell Oil Company 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
CA2252944A1 (en) 1997-11-13
EP0897454B1 (en) 2001-02-28
AU2826897A (en) 1997-11-26
EP0897454A1 (en) 1999-02-24
WO1997042395A1 (en) 1997-11-13
NO315755B1 (en) 2003-10-20
NO985098D0 (en) 1998-11-02
CA2252944C (en) 2006-07-11
AU723022B2 (en) 2000-08-17
DE69704158D1 (en) 2001-04-05
NO985098L (en) 1998-12-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee