CA2167612C - Methode empechant la formation de sels de fluorure dans les systemes aqueux - Google Patents

Methode empechant la formation de sels de fluorure dans les systemes aqueux Download PDF

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Publication number
CA2167612C
CA2167612C CA002167612A CA2167612A CA2167612C CA 2167612 C CA2167612 C CA 2167612C CA 002167612 A CA002167612 A CA 002167612A CA 2167612 A CA2167612 A CA 2167612A CA 2167612 C CA2167612 C CA 2167612C
Authority
CA
Canada
Prior art keywords
recited
fluoride
parts per
spray water
hydrogen
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 - Lifetime
Application number
CA002167612A
Other languages
English (en)
Other versions
CA2167612A1 (fr
Inventor
Jennifer J. Robertson
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.)
Suez WTS USA Inc
Original Assignee
BetzDearborn Inc
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 BetzDearborn Inc filed Critical BetzDearborn Inc
Priority to CA002167612A priority Critical patent/CA2167612C/fr
Publication of CA2167612A1 publication Critical patent/CA2167612A1/fr
Application granted granted Critical
Publication of CA2167612C publication Critical patent/CA2167612C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • General Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA002167612A 1996-01-19 1996-01-19 Methode empechant la formation de sels de fluorure dans les systemes aqueux Expired - Lifetime CA2167612C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002167612A CA2167612C (fr) 1996-01-19 1996-01-19 Methode empechant la formation de sels de fluorure dans les systemes aqueux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002167612A CA2167612C (fr) 1996-01-19 1996-01-19 Methode empechant la formation de sels de fluorure dans les systemes aqueux

Publications (2)

Publication Number Publication Date
CA2167612A1 CA2167612A1 (fr) 1997-07-20
CA2167612C true CA2167612C (fr) 2007-05-29

Family

ID=4157387

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002167612A Expired - Lifetime CA2167612C (fr) 1996-01-19 1996-01-19 Methode empechant la formation de sels de fluorure dans les systemes aqueux

Country Status (1)

Country Link
CA (1) CA2167612C (fr)

Also Published As

Publication number Publication date
CA2167612A1 (fr) 1997-07-20

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Effective date: 20160119