ATE35146T1 - Hochtemperatur-bohrfluessigkeiten. - Google Patents

Hochtemperatur-bohrfluessigkeiten.

Info

Publication number
ATE35146T1
ATE35146T1 AT85303437T AT85303437T ATE35146T1 AT E35146 T1 ATE35146 T1 AT E35146T1 AT 85303437 T AT85303437 T AT 85303437T AT 85303437 T AT85303437 T AT 85303437T AT E35146 T1 ATE35146 T1 AT E35146T1
Authority
AT
Austria
Prior art keywords
styrene
maleic anhydride
high temperature
drilling fluids
monomer
Prior art date
Application number
AT85303437T
Other languages
English (en)
Inventor
Randel Earl Stong
Stanley Walter Walinsky
Original Assignee
Pfizer
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 Pfizer filed Critical Pfizer
Application granted granted Critical
Publication of ATE35146T1 publication Critical patent/ATE35146T1/de

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
    • C09K8/24—Polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Lubricants (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Earth Drilling (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Packages (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
AT85303437T 1984-05-21 1985-05-16 Hochtemperatur-bohrfluessigkeiten. ATE35146T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/612,280 US4566978A (en) 1984-05-21 1984-05-21 High temperature drilling fluids
EP85303437A EP0162666B1 (de) 1984-05-21 1985-05-16 Hochtemperatur-Bohrflüssigkeiten

Publications (1)

Publication Number Publication Date
ATE35146T1 true ATE35146T1 (de) 1988-07-15

Family

ID=24452502

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85303437T ATE35146T1 (de) 1984-05-21 1985-05-16 Hochtemperatur-bohrfluessigkeiten.

Country Status (12)

Country Link
US (1) US4566978A (de)
EP (1) EP0162666B1 (de)
JP (1) JPS617302A (de)
AT (1) ATE35146T1 (de)
AU (1) AU551608B2 (de)
BR (1) BR8502386A (de)
CA (1) CA1227596A (de)
DE (1) DE3563358D1 (de)
DK (1) DK221785A (de)
ES (1) ES8801403A1 (de)
NO (1) NO852012L (de)
ZA (1) ZA853780B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5026490A (en) * 1990-08-08 1991-06-25 Exxon Research & Engineering Zwitterionic functionalized polymers as deflocculants in water based drilling fluids
CA2091402A1 (en) * 1992-03-17 1993-09-18 Richard W. Jahnke Compositions containing derivatives of succinic acylating agent or hydroxyaromatic compounds and methods of using the same
US5283235A (en) * 1992-03-17 1994-02-01 The Lubrizol Corporation Compositions containing esters of carboxy-containing interpolymers and methods of using the same
EP0872494A3 (de) * 1997-04-17 1999-05-12 Henkel Corporation Verfahren zur Herstellung von Pigmentendispersionen
CA2656294C (en) 2006-06-26 2014-08-12 Bp Exploration Operating Company Limited Wellbore fluid
CN108264587B (zh) * 2018-02-01 2020-02-14 中国石油天然气集团有限公司 一种抗高温水基钻井液降滤失剂及其制备方法和应用
CN108570122B (zh) * 2018-04-09 2020-06-16 中国石油化工股份有限公司 溶洞型油藏自展布化学隔板组合物及其注入方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2718497A (en) * 1950-11-03 1955-09-20 Union Oil Co Drilling muds
US2979454A (en) * 1957-03-20 1961-04-11 Monsanto Chemicals Drilling mud
US3332872A (en) * 1962-12-28 1967-07-25 Monsanto Co Drilling fluid
US3764530A (en) * 1972-03-15 1973-10-09 Milchem Inc Composition and process for the reduction of thermal degradation of aqueous drilling fluids
US3816308A (en) * 1972-05-05 1974-06-11 Monsanto Co Beneficiating agents
US3730900A (en) * 1972-09-25 1973-05-01 Milchem Inc Composition and process for drilling subterranean wells
US4223120A (en) * 1977-03-23 1980-09-16 Pfizer Inc. Terpolymers of maleic anhydride and their use as scale control agents
US4065607A (en) * 1977-03-23 1977-12-27 Pfizer Inc. Terpolymers of maleic anhydride and their use as scale control agents
US4390670A (en) * 1981-02-09 1983-06-28 Pfizer Inc. Acrylate/maleate copolymers, their preparation and use as antiscalants
US4476029A (en) * 1982-05-26 1984-10-09 W. R. Grace & Co. High temperature dispersant

Also Published As

Publication number Publication date
BR8502386A (pt) 1986-01-21
ZA853780B (en) 1987-01-28
ES8801403A1 (es) 1986-10-16
EP0162666A2 (de) 1985-11-27
DK221785D0 (da) 1985-05-20
CA1227596A (en) 1987-09-29
EP0162666A3 (en) 1986-04-30
AU551608B2 (en) 1986-05-08
NO852012L (no) 1985-11-22
JPS617302A (ja) 1986-01-14
US4566978A (en) 1986-01-28
DE3563358D1 (en) 1988-07-21
EP0162666B1 (de) 1988-06-15
AU4264585A (en) 1985-11-28
ES543302A0 (es) 1986-10-16
DK221785A (da) 1985-11-22

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee