CA2231378A1 - Glycol based drilling fluid - Google Patents

Glycol based drilling fluid

Info

Publication number
CA2231378A1
CA2231378A1 CA002231378A CA2231378A CA2231378A1 CA 2231378 A1 CA2231378 A1 CA 2231378A1 CA 002231378 A CA002231378 A CA 002231378A CA 2231378 A CA2231378 A CA 2231378A CA 2231378 A1 CA2231378 A1 CA 2231378A1
Authority
CA
Canada
Prior art keywords
drilling fluid
glycol based
based drilling
drillig
controlling
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.)
Granted
Application number
CA002231378A
Other languages
French (fr)
Other versions
CA2231378C (en
Inventor
Lijien Lee
Arvind D. Patel
Emanuel Stamatakis
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.)
MI LLC
Original Assignee
M-I L.L.C.
Lijien Lee
Arvind D. Patel
Emanuel Stamatakis
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 M-I L.L.C., Lijien Lee, Arvind D. Patel, Emanuel Stamatakis filed Critical M-I L.L.C.
Publication of CA2231378A1 publication Critical patent/CA2231378A1/en
Application granted granted Critical
Publication of CA2231378C publication Critical patent/CA2231378C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/02—Well-drilling compositions
    • C09K8/04—Aqueous well-drilling compositions
    • C09K8/14—Clay-containing compositions
    • C09K8/18—Clay-containing compositions characterised by the organic compounds
    • C09K8/22—Synthetic organic compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/02—Well-drilling compositions
    • C09K8/04—Aqueous well-drilling compositions
    • C09K8/06—Clay-free compositions
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/02—Well-drilling compositions
    • C09K8/32—Non-aqueous well-drilling compositions, e.g. oil-based
    • C09K8/34—Organic liquids
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2208/00—Aspects relating to compositions of drilling or well treatment fluids
    • C09K2208/12—Swell inhibition, i.e. using additives to drilling or well treatment fluids for inhibiting clay or shale swelling or disintegrating

Abstract

This invention relates to an improved glycol based aqueous drilling fluid. The drilling fluid of this invention has demonstrated utility in controlling and/or reducing swelling of clay formations in the drillig of subterranean wells.
CA002231378A 1995-09-11 1996-09-09 Glycol based drilling fluid Expired - Fee Related CA2231378C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US354695P 1995-09-11 1995-09-11
US60/003,546 1995-09-11
PCT/US1996/014404 WO1997010313A1 (en) 1995-09-11 1996-09-09 Glycol based drilling fluid

Publications (2)

Publication Number Publication Date
CA2231378A1 true CA2231378A1 (en) 1997-03-20
CA2231378C CA2231378C (en) 2009-06-30

Family

ID=21706378

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002231378A Expired - Fee Related CA2231378C (en) 1995-09-11 1996-09-09 Glycol based drilling fluid

Country Status (7)

Country Link
US (1) US6291405B1 (en)
EP (1) EP0850287B1 (en)
AU (1) AU717046B2 (en)
CA (1) CA2231378C (en)
DE (1) DE69614555T2 (en)
NO (1) NO981038L (en)
WO (1) WO1997010313A1 (en)

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Also Published As

Publication number Publication date
WO1997010313A1 (en) 1997-03-20
EP0850287A1 (en) 1998-07-01
NO981038D0 (en) 1998-03-10
AU717046B2 (en) 2000-03-16
NO981038L (en) 1998-05-08
CA2231378C (en) 2009-06-30
DE69614555D1 (en) 2001-09-20
EP0850287B1 (en) 2001-08-16
AU6917196A (en) 1997-04-01
US6291405B1 (en) 2001-09-18
DE69614555T2 (en) 2002-04-11

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