CA1024732A - Additive for reducing gel strength in aqueous drilling fluids - Google Patents

Additive for reducing gel strength in aqueous drilling fluids

Info

Publication number
CA1024732A
CA1024732A CA229,081A CA229081A CA1024732A CA 1024732 A CA1024732 A CA 1024732A CA 229081 A CA229081 A CA 229081A CA 1024732 A CA1024732 A CA 1024732A
Authority
CA
Canada
Prior art keywords
additive
drilling fluids
gel strength
reducing gel
aqueous drilling
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
CA229,081A
Other languages
French (fr)
Inventor
Thad O. Walker
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.)
Texaco Development Corp
Original Assignee
Texaco Development Corp
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 US05/490,435 external-priority patent/US3998742A/en
Application filed by Texaco Development Corp filed Critical Texaco Development Corp
Application granted granted Critical
Publication of CA1024732A publication Critical patent/CA1024732A/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
    • C09K8/14—Clay-containing compositions
    • C09K8/18—Clay-containing compositions characterised by the organic compounds
    • C09K8/20—Natural organic compounds or derivatives thereof, e.g. polysaccharides or lignin derivatives
    • C09K8/206—Derivatives of other natural products, e.g. cellulose, starch, sugars

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Packages (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Colloid Chemistry (AREA)
CA229,081A 1974-07-22 1975-06-11 Additive for reducing gel strength in aqueous drilling fluids Expired CA1024732A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/490,435 US3998742A (en) 1972-12-18 1974-07-22 Additive for reducing gel strength in aqueous drilling fluids

Publications (1)

Publication Number Publication Date
CA1024732A true CA1024732A (en) 1978-01-24

Family

ID=23948028

Family Applications (1)

Application Number Title Priority Date Filing Date
CA229,081A Expired CA1024732A (en) 1974-07-22 1975-06-11 Additive for reducing gel strength in aqueous drilling fluids

Country Status (8)

Country Link
CA (1) CA1024732A (en)
DE (1) DE2524745A1 (en)
DK (1) DK295375A (en)
ES (1) ES439650A1 (en)
GB (1) GB1464053A (en)
HU (1) HU175426B (en)
NL (1) NL7508610A (en)
NO (1) NO139924C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU556313B2 (en) * 1982-12-29 1986-10-30 Stauffer Chemical Company Oil well drilling composition of aqueous alkali/polymer
GB8923082D0 (en) * 1989-10-13 1989-11-29 Ecc Int Ltd Wellbore fluid

Also Published As

Publication number Publication date
HU175426B (en) 1980-07-28
GB1464053A (en) 1977-02-09
DE2524745A1 (en) 1976-02-12
NO752585L (en) 1976-01-23
NL7508610A (en) 1976-01-26
ES439650A1 (en) 1977-03-01
DK295375A (en) 1976-01-23
NO139924C (en) 1979-06-06
NO139924B (en) 1979-02-26

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