GB2108106B - Novel macrocyclic compounds and salts thereof useful for dissolving barium sulphate scale - Google Patents

Novel macrocyclic compounds and salts thereof useful for dissolving barium sulphate scale

Info

Publication number
GB2108106B
GB2108106B GB08220996A GB8220996A GB2108106B GB 2108106 B GB2108106 B GB 2108106B GB 08220996 A GB08220996 A GB 08220996A GB 8220996 A GB8220996 A GB 8220996A GB 2108106 B GB2108106 B GB 2108106B
Authority
GB
United Kingdom
Prior art keywords
salts
useful
barium sulphate
macrocyclic compounds
novel macrocyclic
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
GB08220996A
Other versions
GB2108106A (en
Inventor
Jong Feike De
David Nicolaas Reinhoudt
Gerridina Johann Torny-Schutte
Zon Arie Van
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Priority claimed from GB7922993A external-priority patent/GB2024822B/en
Publication of GB2108106A publication Critical patent/GB2108106A/en
Application granted granted Critical
Publication of GB2108106B publication Critical patent/GB2108106B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D273/00—Heterocyclic compounds containing rings having nitrogen and oxygen atoms as the only ring hetero atoms, not provided for by groups C07D261/00 - C07D271/00
    • 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
    • C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
    • C09K8/528—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning inorganic depositions, e.g. sulfates or carbonates
    • 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
    • C09K8/60—Compositions for stimulating production by acting on the underground formation
    • C09K8/62—Compositions for forming crevices or fractures
    • C09K8/72—Eroding chemicals, e.g. acids
    • C09K8/74—Eroding chemicals, e.g. acids combined with additives added for specific purposes
    • C09K8/78—Eroding chemicals, e.g. acids combined with additives added for specific purposes for preventing sealing

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)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polyethers (AREA)
GB08220996A 1978-07-04 1979-07-02 Novel macrocyclic compounds and salts thereof useful for dissolving barium sulphate scale Expired GB2108106B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7828757 1978-07-04
GB7922993A GB2024822B (en) 1978-07-04 1979-07-02 Macrocyclic polyethers and the use of salts thereof for dissolving barium sulphate scale

Publications (2)

Publication Number Publication Date
GB2108106A GB2108106A (en) 1983-05-11
GB2108106B true GB2108106B (en) 1983-09-01

Family

ID=26268113

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08220996A Expired GB2108106B (en) 1978-07-04 1979-07-02 Novel macrocyclic compounds and salts thereof useful for dissolving barium sulphate scale

Country Status (2)

Country Link
GB (1) GB2108106B (en)
SG (1) SG65184G (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3772785D1 (en) * 1986-01-23 1991-10-17 Squibb & Sons Inc 1-SUBSTITUTED-4,7,10-TRISCARBOXYMETHYL-1,4,7,10-TETRAAZACYCLODODECAN AND ANALOG.
MX174467B (en) * 1986-01-23 1994-05-17 Squibb & Sons Inc 1,4,7-TRISCARBOXIMETHYL-1,4,7,10-TETRAAZACICLODO DECAN SUBSTITUTE IN 1 AND ANALOG COMPOUNDS
US4885363A (en) * 1987-04-24 1989-12-05 E. R. Squibb & Sons, Inc. 1-substituted-1,4,7-triscarboxymethyl-1,4,7,10-tetraazacyclododecane and analogs
ES2054011T3 (en) * 1988-09-05 1994-08-01 Sankyo Co A PROCESS FOR THE PREPARATION OF A COMPOUND, "LEUALACINA".

Also Published As

Publication number Publication date
SG65184G (en) 1985-03-29
GB2108106A (en) 1983-05-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee