ATE132205T1 - Verfahren zur kontrollierten passivierung der innenwände eines kühlkreislaufsystems aus kohlenstoffstahl und anwendung des verfahrens zur bestimmung des passivierungszustandes und zur prüfung der qualität der kühlflüssigkeit - Google Patents

Verfahren zur kontrollierten passivierung der innenwände eines kühlkreislaufsystems aus kohlenstoffstahl und anwendung des verfahrens zur bestimmung des passivierungszustandes und zur prüfung der qualität der kühlflüssigkeit

Info

Publication number
ATE132205T1
ATE132205T1 AT91118080T AT91118080T ATE132205T1 AT E132205 T1 ATE132205 T1 AT E132205T1 AT 91118080 T AT91118080 T AT 91118080T AT 91118080 T AT91118080 T AT 91118080T AT E132205 T1 ATE132205 T1 AT E132205T1
Authority
AT
Austria
Prior art keywords
passivation
checking
quality
determining
application
Prior art date
Application number
AT91118080T
Other languages
German (de)
English (en)
Inventor
Enno Dr C O Nalco Europe Buss
Donald A C O Nalco Che Johnson
Center
Gerhard Dr Bohnsack
Original Assignee
Nalco Chemical 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6416877&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE132205(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Application granted granted Critical
Publication of ATE132205T1 publication Critical patent/ATE132205T1/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
    • C23F15/00—Other methods of preventing corrosion or incrustation
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/60—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using alkaline aqueous solutions with pH greater than 8
    • C23C22/62—Treatment of iron or alloys based thereon
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/68—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous solutions with pH between 6 and 8

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
AT91118080T 1990-10-23 1991-10-23 Verfahren zur kontrollierten passivierung der innenwände eines kühlkreislaufsystems aus kohlenstoffstahl und anwendung des verfahrens zur bestimmung des passivierungszustandes und zur prüfung der qualität der kühlflüssigkeit ATE132205T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4033686 1990-10-23

Publications (1)

Publication Number Publication Date
ATE132205T1 true ATE132205T1 (de) 1996-01-15

Family

ID=6416877

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91118080T ATE132205T1 (de) 1990-10-23 1991-10-23 Verfahren zur kontrollierten passivierung der innenwände eines kühlkreislaufsystems aus kohlenstoffstahl und anwendung des verfahrens zur bestimmung des passivierungszustandes und zur prüfung der qualität der kühlflüssigkeit

Country Status (4)

Country Link
EP (1) EP0482614B2 (enrdf_load_stackoverflow)
AT (1) ATE132205T1 (enrdf_load_stackoverflow)
DE (2) DE59107150D1 (enrdf_load_stackoverflow)
ES (1) ES2082092T5 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH691479A5 (de) * 1996-12-06 2001-07-31 Siemens Ag Oberflächenbehandlung von Stahl.
DE102017107529A1 (de) * 2017-04-07 2018-10-11 Lisa Dräxlmaier GmbH Verfahren zur Korrosionsinhibierung von Metallen und Temperierungssystem für ein metallisches Werkzeug

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3483133A (en) * 1967-08-25 1969-12-09 Calgon C0Rp Method of inhibiting corrosion with aminomethylphosphonic acid compositions
US3817795A (en) * 1968-01-16 1974-06-18 Belge Etude De La Corrosion Ce Process for treating a metal or alloy by means of an electrolyte
US3891568A (en) * 1972-08-25 1975-06-24 Wright Chem Corp Method and composition for control of corrosion and scale formation in water systems
US3992318A (en) * 1973-10-09 1976-11-16 Drew Chemical Corporation Corrosion inhibitor
US3935125A (en) * 1974-06-25 1976-01-27 Chemed Corporation Method and composition for inhibiting corrosion in aqueous systems
US4209487A (en) * 1975-06-02 1980-06-24 Monsanto Company Method for corrosion inhibition
US4105581A (en) * 1977-02-18 1978-08-08 Drew Chemical Corporation Corrosion inhibitor
US4149969A (en) * 1977-03-23 1979-04-17 Amax Inc. Process and composition for inhibiting corrosion of metal parts in water systems
US4317744A (en) * 1979-04-25 1982-03-02 Drew Chemical Corporation Corrosion inhibitor
EP0049706B1 (en) * 1980-10-10 1987-04-01 Nippon Kinzoku Co., Ltd. Method and apparatus for continuously forming color display layer on stainless steel strip
DE3504925A1 (de) * 1985-02-13 1986-08-14 Kraftwerk Union AG, 4330 Mülheim Verfahren und einrichtung zum schutz von dampferzeugern, insbesondere von kernreaktoren
DE3635411A1 (de) * 1986-10-17 1988-04-21 Dietz Josef Sauerstoffanreicherung von trinkwasser

Also Published As

Publication number Publication date
DE4135029C2 (enrdf_load_stackoverflow) 1993-05-13
ES2082092T5 (es) 1999-08-16
DE59107150D1 (de) 1996-02-08
EP0482614B2 (de) 1999-03-31
ES2082092T3 (es) 1996-03-16
DE4135029A1 (de) 1992-04-30
EP0482614A1 (de) 1992-04-29
EP0482614B1 (de) 1995-12-27

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