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DE69733023D1 - Bohrverfahren mit kontinuierlicher zirkulation - Google Patents

Bohrverfahren mit kontinuierlicher zirkulation

Info

Publication number
DE69733023D1
DE69733023D1 DE69733023T DE69733023T DE69733023D1 DE 69733023 D1 DE69733023 D1 DE 69733023D1 DE 69733023 T DE69733023 T DE 69733023T DE 69733023 T DE69733023 T DE 69733023T DE 69733023 D1 DE69733023 D1 DE 69733023D1
Authority
DE
Germany
Prior art keywords
mud
continuous circulation
drilling procedure
tubular
added
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 - Lifetime
Application number
DE69733023T
Other languages
English (en)
Inventor
John Laurence Ayling
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.)
Coupler Developments Ltd
Original Assignee
Coupler Developments 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
Priority claimed from GBGB9621509.0A external-priority patent/GB9621509D0/en
Priority claimed from GBGB9621510.8A external-priority patent/GB9621510D0/en
Application filed by Coupler Developments Ltd filed Critical Coupler Developments Ltd
Application granted granted Critical
Publication of DE69733023D1 publication Critical patent/DE69733023D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/068—Well heads; Setting-up thereof having provision for introducing objects or fluids into, or removing objects from, wells
    • 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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/16—Connecting or disconnecting pipe couplings or joints
    • 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
    • E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
    • E21B21/019—Arrangements for maintaining circulation of drilling fluid while connecting or disconnecting tubular joints
    • 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
    • E21B21/085—Underbalanced techniques, i.e. where borehole fluid pressure is below formation pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Drilling And Boring (AREA)
  • Cleaning In General (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
DE69733023T 1996-10-15 1997-10-14 Bohrverfahren mit kontinuierlicher zirkulation Expired - Lifetime DE69733023D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9621509.0A GB9621509D0 (en) 1996-10-15 1996-10-15 Drilling method
GBGB9621510.8A GB9621510D0 (en) 1996-10-15 1996-10-15 Drilling method
PCT/GB1997/002815 WO1998016716A1 (en) 1996-10-15 1997-10-14 Continuous circulation drilling method

Publications (1)

Publication Number Publication Date
DE69733023D1 true DE69733023D1 (de) 2005-05-19

Family

ID=26310237

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69733023T Expired - Lifetime DE69733023D1 (de) 1996-10-15 1997-10-14 Bohrverfahren mit kontinuierlicher zirkulation

Country Status (9)

Country Link
US (3) US6315051B1 (de)
EP (1) EP0932745B1 (de)
AT (1) ATE293203T1 (de)
AU (1) AU732227B2 (de)
BR (1) BR9712521A (de)
CA (2) CA2550981C (de)
DE (1) DE69733023D1 (de)
NO (1) NO316809B1 (de)
WO (1) WO1998016716A1 (de)

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US20040159467A1 (en) 2004-08-19
US7322418B2 (en) 2008-01-29
AU732227B2 (en) 2001-04-12
WO1998016716A1 (en) 1998-04-23
US20020157838A1 (en) 2002-10-31
BR9712521A (pt) 1999-10-19
EP0932745A1 (de) 1999-08-04
CA2267426A1 (en) 1998-04-23
ATE293203T1 (de) 2005-04-15
US6739397B2 (en) 2004-05-25
CA2550981C (en) 2009-05-26
CA2550981A1 (en) 1998-04-23
EP0932745B1 (de) 2005-04-13
US6315051B1 (en) 2001-11-13
NO316809B1 (no) 2004-05-18
CA2267426C (en) 2007-10-09
NO991515D0 (no) 1999-03-29
AU4632697A (en) 1998-05-11
NO991515L (no) 1999-06-04

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