CA1147137A - Low level chromate based corrosion inhibition in aqueous mediums - Google Patents

Low level chromate based corrosion inhibition in aqueous mediums

Info

Publication number
CA1147137A
CA1147137A CA000363696A CA363696A CA1147137A CA 1147137 A CA1147137 A CA 1147137A CA 000363696 A CA000363696 A CA 000363696A CA 363696 A CA363696 A CA 363696A CA 1147137 A CA1147137 A CA 1147137A
Authority
CA
Canada
Prior art keywords
water
chromate
soluble
polymer
aqueous medium
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
CA000363696A
Other languages
English (en)
French (fr)
Inventor
Frederick G. Vogt (Deceased)
Patricia T. Sparrell
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.)
GE BetzDearborn Canada Co
Original Assignee
Betz Laboratories 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 US06/134,813 external-priority patent/US4329250A/en
Priority claimed from US06/134,812 external-priority patent/US4297317A/en
Application filed by Betz Laboratories Ltd filed Critical Betz Laboratories Ltd
Application granted granted Critical
Publication of CA1147137A publication Critical patent/CA1147137A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Chemical Treatment Of Metals (AREA)
CA000363696A 1980-03-28 1980-10-31 Low level chromate based corrosion inhibition in aqueous mediums Expired CA1147137A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US06/134,813 US4329250A (en) 1980-03-28 1980-03-28 Low level chromate-based corrosion inhibition in aqueous mediums
US134,813 1980-03-28
US134,812 1980-03-28
US06/134,812 US4297317A (en) 1980-03-28 1980-03-28 Low level chromate-based corrosion inhibition in aqueous mediums

Publications (1)

Publication Number Publication Date
CA1147137A true CA1147137A (en) 1983-05-31

Family

ID=26832698

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000363696A Expired CA1147137A (en) 1980-03-28 1980-10-31 Low level chromate based corrosion inhibition in aqueous mediums

Country Status (5)

Country Link
EP (1) EP0037221B1 (xx)
AU (1) AU533121B2 (xx)
CA (1) CA1147137A (xx)
DE (1) DE3164965D1 (xx)
NZ (1) NZ194191A (xx)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1255964A (en) * 1968-02-28 1971-12-08 Grace W R & Co Composition and method for inhibiting scaling in aqueous systems
US3658710A (en) * 1971-01-13 1972-04-25 W E Zimmie Inc Method of removing tubercles using organic polymers and silica and/or chromium compounds
DE2643422A1 (de) * 1976-09-21 1978-03-30 Kurita Water Ind Ltd Wasserbehandlungsmittel und verfahren zur behandlung von wasser
US4183772A (en) * 1978-01-30 1980-01-15 Union Carbide Corporation Composition and method for coating metal surfaces

Also Published As

Publication number Publication date
AU5955780A (en) 1981-10-01
DE3164965D1 (en) 1984-08-30
AU533121B2 (en) 1983-11-03
EP0037221B1 (en) 1984-07-25
NZ194191A (en) 1983-05-10
EP0037221A1 (en) 1981-10-07

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Legal Events

Date Code Title Description
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