NL8400097A - Toevoegsels voor het tegengaan van vloeistofverlies voor een in een put toegepaste vloeistof op oliebasis. - Google Patents

Toevoegsels voor het tegengaan van vloeistofverlies voor een in een put toegepaste vloeistof op oliebasis. Download PDF

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Publication number
NL8400097A
NL8400097A NL8400097A NL8400097A NL8400097A NL 8400097 A NL8400097 A NL 8400097A NL 8400097 A NL8400097 A NL 8400097A NL 8400097 A NL8400097 A NL 8400097A NL 8400097 A NL8400097 A NL 8400097A
Authority
NL
Netherlands
Prior art keywords
polymer
brown coal
oil
amine
additive
Prior art date
Application number
NL8400097A
Other languages
English (en)
Dutch (nl)
Original Assignee
Sandoz Ag
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 GB838300974A external-priority patent/GB8300974D0/en
Priority claimed from GB838317366A external-priority patent/GB8317366D0/en
Application filed by Sandoz Ag filed Critical Sandoz Ag
Publication of NL8400097A publication Critical patent/NL8400097A/nl

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/02Well-drilling compositions
    • C09K8/32Non-aqueous well-drilling compositions, e.g. oil-based
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S507/00Earth boring, well treating, and oil field chemistry
    • Y10S507/91Earth boring fluid devoid of discrete aqueous phase
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S507/00Earth boring, well treating, and oil field chemistry
    • Y10S507/925Completion or workover fluid
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S507/00Earth boring, well treating, and oil field chemistry
    • Y10S507/926Packer fluid

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)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Liquid Carbonaceous Fuels (AREA)
  • Lubricants (AREA)
  • Colloid Chemistry (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
NL8400097A 1983-01-14 1984-01-11 Toevoegsels voor het tegengaan van vloeistofverlies voor een in een put toegepaste vloeistof op oliebasis. NL8400097A (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB838300974A GB8300974D0 (en) 1983-01-14 1983-01-14 Organic compounds
GB8300974 1983-01-14
GB8317366 1983-06-27
GB838317366A GB8317366D0 (en) 1983-06-27 1983-06-27 Organic compounds

Publications (1)

Publication Number Publication Date
NL8400097A true NL8400097A (nl) 1984-08-01

Family

ID=26284917

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8400097A NL8400097A (nl) 1983-01-14 1984-01-11 Toevoegsels voor het tegengaan van vloeistofverlies voor een in een put toegepaste vloeistof op oliebasis.

Country Status (8)

Country Link
US (1) US4671883A (no)
CH (1) CH663029A5 (no)
DE (1) DE3400164A1 (no)
FR (1) FR2539425B1 (no)
GB (1) GB2135321B (no)
IT (1) IT1198753B (no)
NL (1) NL8400097A (no)
NO (1) NO160586C (no)

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Also Published As

Publication number Publication date
GB2135321A (en) 1984-08-30
IT1198753B (it) 1988-12-21
FR2539425B1 (fr) 1987-03-20
IT8447539A0 (it) 1984-01-13
GB2135321B (en) 1986-04-09
NO840101L (no) 1984-07-16
DE3400164A1 (de) 1984-07-19
GB8400541D0 (en) 1984-02-15
NO160586C (no) 1989-05-03
US4671883A (en) 1987-06-09
CH663029A5 (de) 1987-11-13
NO160586B (no) 1989-01-23
FR2539425A1 (fr) 1984-07-20

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