GB9120257D0 - Method for inhibiting scale formation - Google Patents

Method for inhibiting scale formation

Info

Publication number
GB9120257D0
GB9120257D0 GB919120257A GB9120257A GB9120257D0 GB 9120257 D0 GB9120257 D0 GB 9120257D0 GB 919120257 A GB919120257 A GB 919120257A GB 9120257 A GB9120257 A GB 9120257A GB 9120257 D0 GB9120257 D0 GB 9120257D0
Authority
GB
United Kingdom
Prior art keywords
scale formation
inhibiting scale
inhibiting
formation
scale
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.)
Withdrawn
Application number
GB919120257A
Other versions
GB2248831A (en
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.)
Britoil Ltd
Original Assignee
Britoil 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
Priority claimed from GB909021621A external-priority patent/GB9021621D0/en
Application filed by Britoil Ltd filed Critical Britoil Ltd
Priority to GB9120257A priority Critical patent/GB2248831A/en
Publication of GB9120257D0 publication Critical patent/GB9120257D0/en
Publication of GB2248831A publication Critical patent/GB2248831A/en
Withdrawn legal-status Critical Current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
    • C09K8/52—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
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3808—Acyclic saturated acids which can have further substituents on alkyl
    • C07F9/3817—Acids containing the structure (RX)2P(=X)-alk-N...P (X = O, S, Se)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
GB9120257A 1990-10-04 1991-09-23 Method for inhibiting scale formation Withdrawn GB2248831A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9120257A GB2248831A (en) 1990-10-04 1991-09-23 Method for inhibiting scale formation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB909021621A GB9021621D0 (en) 1990-10-04 1990-10-04 Method for inhibiting scale formation
GB9120257A GB2248831A (en) 1990-10-04 1991-09-23 Method for inhibiting scale formation

Publications (2)

Publication Number Publication Date
GB9120257D0 true GB9120257D0 (en) 1991-11-06
GB2248831A GB2248831A (en) 1992-04-22

Family

ID=26297763

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9120257A Withdrawn GB2248831A (en) 1990-10-04 1991-09-23 Method for inhibiting scale formation

Country Status (1)

Country Link
GB (1) GB2248831A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5731299A (en) * 1992-05-29 1998-03-24 The Procter & Gamble Company Phosphonosulfonate compounds, pharmaceutical compositions, and methods for treating abnormal calcium and phosphate metabolism

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3974090A (en) * 1975-03-20 1976-08-10 Monsanto Company Imino alkylimino phosphonates and method for preparing and using same

Also Published As

Publication number Publication date
GB2248831A (en) 1992-04-22

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)