ATE72678T1 - Behandlung von waessrigen systemen. - Google Patents

Behandlung von waessrigen systemen.

Info

Publication number
ATE72678T1
ATE72678T1 AT86308419T AT86308419T ATE72678T1 AT E72678 T1 ATE72678 T1 AT E72678T1 AT 86308419 T AT86308419 T AT 86308419T AT 86308419 T AT86308419 T AT 86308419T AT E72678 T1 ATE72678 T1 AT E72678T1
Authority
AT
Austria
Prior art keywords
treatment
aqueous systems
carboxylic acid
acid group
chelant
Prior art date
Application number
AT86308419T
Other languages
English (en)
Inventor
Brian Greaves
Original Assignee
Grace W R & Co
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 GB08526590A external-priority patent/GB2184109A/en
Application filed by Grace W R & Co filed Critical Grace W R & Co
Application granted granted Critical
Publication of ATE72678T1 publication Critical patent/ATE72678T1/de

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)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
AT86308419T 1985-10-29 1986-10-29 Behandlung von waessrigen systemen. ATE72678T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB08526590A GB2184109A (en) 1985-10-29 1985-10-29 The treatment of aqueous systems
GB08623464A GB2183624A (en) 1985-10-29 1986-09-30 Anti-corrosion treatment of aqueous systems
EP86308419A EP0225051B1 (de) 1985-10-29 1986-10-29 Behandlung von wässrigen Systemen

Publications (1)

Publication Number Publication Date
ATE72678T1 true ATE72678T1 (de) 1992-03-15

Family

ID=26289944

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86308419T ATE72678T1 (de) 1985-10-29 1986-10-29 Behandlung von waessrigen systemen.

Country Status (6)

Country Link
EP (1) EP0225051B1 (de)
AT (1) ATE72678T1 (de)
AU (1) AU6456486A (de)
CA (1) CA1332138C (de)
DE (1) DE3683928D1 (de)
ES (1) ES2038595T3 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4717542A (en) * 1987-01-23 1988-01-05 W. R. Grace & Co. Inhibiting corrosion of iron base metals
NZ226331A (en) * 1987-10-05 1991-08-27 Calgon Corp Method of inhibiting corrosion of metallic surfaces in aqueous systems using acrylic polymers and zinc ions; compositions therefor
EP0364030A1 (de) * 1988-10-11 1990-04-18 Calgon Corporation Synergistische Gemische und Verfahren zur Verhinderung der Korrosion an Kohlenstoffhaltigem Stahl in wässrigen Systemen
US5171477A (en) * 1991-05-31 1992-12-15 W. R. Grace & Co.-Conn. Corrosion inhibition in chelant solutions
ES2059273B1 (es) * 1993-02-09 1995-10-01 Miret Lab Composiciones dispersantes e inhibidoras de la incrustacion y/o de la corrosion en circuitos de aguas industriales.
US5518629A (en) * 1993-07-29 1996-05-21 Betz Laboratories, Inc. Methods for controlling scale formation in acqueous systems
WO2000039359A1 (en) * 1998-12-29 2000-07-06 Calgon Corporation Corrosion inhibitor compositions and methods to control metal corrosion in brine systems
US8513176B2 (en) 2006-08-02 2013-08-20 Ch2O Incorporated Disinfecting and mineral deposit eliminating composition and methods
CN110158094A (zh) * 2019-07-11 2019-08-23 北京中天兰清环境科技有限公司 一种复合型高效无磷碳钢缓蚀剂的配方及制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3669901A (en) * 1970-10-22 1972-06-13 William Bruce Murray Corrosion inhibitor composition containing zinc, sulfamate, and phosphate ions
US3794603A (en) * 1972-01-17 1974-02-26 Sherwin Williams Co Zn++-benzotriazole-h2so4 corrosioninhibitor
AU452099B2 (en) * 1972-08-02 1974-08-29 Applied Chemicals Pty. Limited Aqueous corrosion inhibiting compositions
DE2333353C2 (de) * 1973-06-30 1983-05-19 Bayer Ag, 5090 Leverkusen Verfahren zur Verhinderung von Korrosion in wasserführenden Systemen und Korrosionsschutzmittel zur Durchführung des Verfahrens
US4018701A (en) * 1975-07-31 1977-04-19 Calgon Corporation Phosphorous acid and zinc corrosion inhibiting compositions and methods for using same
US4042451A (en) * 1975-08-05 1977-08-16 M&T Chemicals Inc. Selected stripping of nickel-iron alloys from ferrous substrates
DK231879A (da) * 1978-06-05 1979-12-06 Calgon Corp Fremgangsmaade til korrosionsinhibering og middel til brug ved udoevelse af fremgangsmaaden
GB2118159B (en) * 1982-04-20 1985-09-04 Dearborn Chemicals Ltd The treatment of aqueous systems

Also Published As

Publication number Publication date
AU6456486A (en) 1987-04-30
ES2038595T3 (es) 1993-08-01
CA1332138C (en) 1994-09-27
EP0225051B1 (de) 1992-02-19
EP0225051A1 (de) 1987-06-10
DE3683928D1 (de) 1992-03-26

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