ATE10855T1 - Verfahren zur herstellung eines den fluessigkeitsverlustverringernden zusatzes fuer eine auf oel basierende bohrfluessigkeit. - Google Patents

Verfahren zur herstellung eines den fluessigkeitsverlustverringernden zusatzes fuer eine auf oel basierende bohrfluessigkeit.

Info

Publication number
ATE10855T1
ATE10855T1 AT81107810T AT81107810T ATE10855T1 AT E10855 T1 ATE10855 T1 AT E10855T1 AT 81107810 T AT81107810 T AT 81107810T AT 81107810 T AT81107810 T AT 81107810T AT E10855 T1 ATE10855 T1 AT E10855T1
Authority
AT
Austria
Prior art keywords
oil
reducing additive
preparing
drilling fluid
oil based
Prior art date
Application number
AT81107810T
Other languages
English (en)
Inventor
David Frost
Original Assignee
Bw Mud 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
Application filed by Bw Mud Ltd. filed Critical Bw Mud Ltd.
Application granted granted Critical
Publication of ATE10855T1 publication Critical patent/ATE10855T1/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
    • C09K8/32—Non-aqueous well-drilling compositions, e.g. oil-based

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT81107810T 1980-10-07 1981-10-01 Verfahren zur herstellung eines den fluessigkeitsverlustverringernden zusatzes fuer eine auf oel basierende bohrfluessigkeit. ATE10855T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8032277 1980-10-07
EP81107810A EP0049484B1 (de) 1980-10-07 1981-10-01 Verfahren zur Herstellung eines den flüssigkeitsverlustverringernden Zusatzes für eine auf Öl basierende Bohrflüssigkeit

Publications (1)

Publication Number Publication Date
ATE10855T1 true ATE10855T1 (de) 1985-01-15

Family

ID=10516526

Family Applications (1)

Application Number Title Priority Date Filing Date
AT81107810T ATE10855T1 (de) 1980-10-07 1981-10-01 Verfahren zur herstellung eines den fluessigkeitsverlustverringernden zusatzes fuer eine auf oel basierende bohrfluessigkeit.

Country Status (8)

Country Link
EP (1) EP0049484B1 (de)
JP (1) JPS57131277A (de)
AT (1) ATE10855T1 (de)
AU (1) AU7607781A (de)
DE (1) DE3167858D1 (de)
DK (1) DK442781A (de)
ES (1) ES8306501A1 (de)
NO (1) NO813378L (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3400164A1 (de) * 1983-01-14 1984-07-19 Sandoz-Patent-GmbH, 7850 Lörrach Fluessigkeitsverluste vermindernde additive fuer bohrlochbearbeitungsfluessigkeiten
US4597878A (en) * 1984-12-31 1986-07-01 Venture Innovations, Inc. Polyphenolic acid adducts
GB2181330B (en) * 1985-09-26 1990-05-09 Toshiba Kk X-ray inspection apparatus
GB8621086D0 (en) * 1986-09-01 1986-10-08 Sandoz Ltd Organic compounds
DE3715574A1 (de) * 1987-05-09 1988-11-24 Hughes Tool Co Germany Gmbh Zusatzmittel fuer bohrfluessigkeiten, verfahren zu seiner herstellung und verwendung
GB8913820D0 (en) * 1989-06-15 1989-08-02 Sandoz Products Ltd Improvements in or relating to organic compounds
WO1995030722A1 (en) * 1994-05-04 1995-11-16 The Burwood Corporation Limited Surfactant composition
CN102911646B (zh) * 2012-09-19 2016-09-07 中国石油集团长城钻探工程有限公司 一种油基钻井液用降滤失剂及其制备方法
CN102965083B (zh) * 2012-11-12 2016-01-13 孟州市德葛净水材料有限公司 钻井液用复合树脂抗高温防塌降失水剂
CN111500269B (zh) * 2020-06-08 2022-06-28 保定市三拓化工产品有限公司 一种钻井液降滤失剂
CN115403785B (zh) * 2021-05-28 2024-01-05 中石化石油工程技术服务有限公司 一种腐植酸降滤失剂及其制备方法和应用

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3494865A (en) * 1966-04-01 1970-02-10 Nat Lead Co Lignite products and compositions thereof
US3775447A (en) * 1966-04-01 1973-11-27 Nat Lead Co Lignite products and compositions thereof
US3671427A (en) * 1970-01-15 1972-06-20 Nl Industries Inc Lignite products and compositions thereof

Also Published As

Publication number Publication date
DE3167858D1 (en) 1985-01-31
DK442781A (da) 1982-04-08
AU7607781A (en) 1982-09-23
ES506011A0 (es) 1983-06-01
EP0049484A1 (de) 1982-04-14
EP0049484B1 (de) 1984-12-19
ES8306501A1 (es) 1983-06-01
JPS57131277A (en) 1982-08-14
NO813378L (no) 1982-04-13

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties