CA1187691A - Aqueous well servicing fluids - Google Patents

Aqueous well servicing fluids

Info

Publication number
CA1187691A
CA1187691A CA000405576A CA405576A CA1187691A CA 1187691 A CA1187691 A CA 1187691A CA 000405576 A CA000405576 A CA 000405576A CA 405576 A CA405576 A CA 405576A CA 1187691 A CA1187691 A CA 1187691A
Authority
CA
Canada
Prior art keywords
aqueous
composition
hydroxyethyl
starch
fluid
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
Application number
CA000405576A
Other languages
English (en)
French (fr)
Inventor
Roy F. House
Lonnie D. Hoover
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.)
NL Industries Inc
Original Assignee
NL Industries 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 NL Industries Inc filed Critical NL Industries Inc
Application granted granted Critical
Publication of CA1187691A publication Critical patent/CA1187691A/en
Expired 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
    • C09K8/06—Clay-free compositions
    • C09K8/08—Clay-free compositions containing natural organic compounds, e.g. polysaccharides, or derivatives thereof
    • C09K8/10—Cellulose or derivatives thereof
    • 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
    • C09K2208/18—Bridging agents, i.e. particles for temporarily filling the pores of a formation; Graded salts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Catalysts (AREA)
  • Medicinal Preparation (AREA)
CA000405576A 1981-11-16 1982-06-21 Aqueous well servicing fluids Expired CA1187691A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US32175481A 1981-11-16 1981-11-16
US321,754 1981-11-16

Publications (1)

Publication Number Publication Date
CA1187691A true CA1187691A (en) 1985-05-28

Family

ID=23251890

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000405576A Expired CA1187691A (en) 1981-11-16 1982-06-21 Aqueous well servicing fluids

Country Status (6)

Country Link
BR (1) BR8205382A (no)
CA (1) CA1187691A (no)
FR (1) FR2516532B1 (no)
GB (1) GB2110699B (no)
NL (1) NL8203696A (no)
NO (1) NO161340C (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7422061B2 (en) 2005-11-07 2008-09-09 Calfrac Well Services Ltd. Fluid loss additives and methods
BRPI1011996A2 (pt) * 2009-06-04 2016-05-10 Rhodia Operations métodos e composições para viscosificar salmoura aquosa pesada
US11952532B2 (en) * 2020-06-05 2024-04-09 Saudi Arabian Oil Company Sago-based formulations for gel applications including conformance control and water shutoffs

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1043996B (de) * 1957-07-13 1958-11-20 Schoenebecker Brunnenfilter Ge Bohrspuelung
AU546041B2 (en) * 1980-09-23 1985-08-15 N L Industries Inc. Preparation of polymer suspensions

Also Published As

Publication number Publication date
FR2516532B1 (fr) 1986-02-28
GB2110699A (en) 1983-06-22
NL8203696A (nl) 1983-06-16
NO161340C (no) 1989-08-02
NO822415L (no) 1983-05-18
FR2516532A1 (fr) 1983-05-20
BR8205382A (pt) 1983-08-23
GB2110699B (en) 1985-02-20
NO161340B (no) 1989-04-24

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry