ATE197970T1 - Verfahren zur verhinderung der korrosion von metallen in wässrigen systemen - Google Patents

Verfahren zur verhinderung der korrosion von metallen in wässrigen systemen

Info

Publication number
ATE197970T1
ATE197970T1 AT95103622T AT95103622T ATE197970T1 AT E197970 T1 ATE197970 T1 AT E197970T1 AT 95103622 T AT95103622 T AT 95103622T AT 95103622 T AT95103622 T AT 95103622T AT E197970 T1 ATE197970 T1 AT E197970T1
Authority
AT
Austria
Prior art keywords
metals
aqueous systems
preventing corrosion
systems
corrosion
Prior art date
Application number
AT95103622T
Other languages
English (en)
Inventor
Rolf Dipl-Ing Scharmann
Original Assignee
Schilling Chemie Gmbh U Produk
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 Schilling Chemie Gmbh U Produk filed Critical Schilling Chemie Gmbh U Produk
Application granted granted Critical
Publication of ATE197970T1 publication Critical patent/ATE197970T1/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
    • 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
    • C23F11/10—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 using organic inhibitors
    • 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
    • C23F11/10—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 using organic inhibitors
    • C23F11/16—Sulfur-containing compounds
    • C23F11/165—Heterocyclic compounds containing sulfur as hetero atom

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)
AT95103622T 1994-03-23 1995-03-14 Verfahren zur verhinderung der korrosion von metallen in wässrigen systemen ATE197970T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4409990A DE4409990A1 (de) 1994-03-23 1994-03-23 Verfahren zur Verhinderung der Korrosion von Metallen in wäßrigen Systemen

Publications (1)

Publication Number Publication Date
ATE197970T1 true ATE197970T1 (de) 2000-12-15

Family

ID=6513602

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95103622T ATE197970T1 (de) 1994-03-23 1995-03-14 Verfahren zur verhinderung der korrosion von metallen in wässrigen systemen

Country Status (3)

Country Link
EP (1) EP0674021B1 (de)
AT (1) ATE197970T1 (de)
DE (2) DE4409990A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4427038C2 (de) * 1994-07-29 1998-05-20 Schilling Chemie Gmbh U Produk Verfahren zur Entfernung in Wasser gelösten Sauerstoffes, insbesondere in wasserführenden, geschlossenen Systemen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1361613A (fr) * 1962-05-08 1964-05-22 Shell Res Ltd Perfectionnements aux compositions refroidissantes ou lubrifiantes pour le travail des métaux
DE1696316C2 (de) * 1962-08-14 1974-10-03 Fritz Dr. 8500 Nuernberg Boehmlaender Verwendung von Hydrazinhydrat oder Hydrazinsalz zum Korrosionsschutz in Salzlösungen, insbesondere in Kühlkreislaufsalzlösungen und Kühlsolen
CH458013A (de) * 1964-03-21 1968-06-15 Bayer Ag Verfahren zum Korrosionsschutz von metallischen Gegenständen
DE2919197A1 (de) * 1979-05-12 1980-11-27 Hoechst Ag Verfahren zur herstellung von vinylchlorid-polymerisaten
US4311599A (en) * 1980-11-12 1982-01-19 Nalco Chemical Company Reduced methylene blue for oxygen removal

Also Published As

Publication number Publication date
DE59508882D1 (de) 2001-01-11
EP0674021B1 (de) 2000-12-06
DE4409990A1 (de) 1995-09-28
EP0674021A1 (de) 1995-09-27

Similar Documents

Publication Publication Date Title
DE69114503D1 (de) Verfahren zur in-line-hydrolyse von harnstoff.
DE69226558D1 (de) Verfahren zur Korrosionverminderung von an Hochtemperaturwasser ausgesetzten Komponenten
DE69704869D1 (de) Verfahren zur direkten oxidation von olefinen zu olefinoxiden
DE68925229D1 (de) Verfahren zur Korrosionskontrolle unter Verwendung von Molybdat-Zusammensetzungen
DE59403467D1 (de) Verfahren zur reduzierung der emissionen bei der verbrennung von abfällen
DE59704610D1 (de) Verfahren zur entsorgung von bei der acrylsäure- oder methacrylsäure-herstellung anfallenden nebenkomponenten
PT84664A (de) Verfahren zur behandlung von eisen-oder stahloberflaechen
ATE27297T1 (de) Verfahren zur mechanischen bearbeitung von gusseisen und ein waessriges konzentrat zur verwendung bei diesem verfahren.
DE69431560D1 (de) Verfahren zur verminderung des gehaltes an vorlauferverbindungen von schlamm undlack in schmierolen
DE3586086D1 (de) Verfahren zur korrosionshemmung in waessrigen systemen.
DE59506222D1 (de) Mischung zur Korrosionshemmung von Metallen
DE3586325D1 (de) Verfahren zur korrosionsinhibierung in waessrigen systemen.
DE3869690D1 (de) Verfahren zur magnetisierung von bohrlochrohren.
DE69314365D1 (de) Verfahren zur Monohydroxylierung von Phenolverbindungen
DE69217985D1 (de) Immoblisierung metallischer verunreinigungen von einem flüssigen in ein festes medium
DE69328969D1 (de) Verfahren zur stereospezifischen hydrolyse von piperidin-dion derivaten
ES2020598B3 (es) Inhibicion de la corrosion.
ATE197970T1 (de) Verfahren zur verhinderung der korrosion von metallen in wässrigen systemen
ATE84317T1 (de) Verfahren zur reduktion von ketonen.
AT375337B (de) Verfahren zur reinigung einer waesserigen loesung von acrylamid
ATA240190A (de) Verfahren zur reinigung von waesserigen n-methylmorpholin-n-oxid-loesungen
DE69803854D1 (de) Verfahren zur aufarbeitung von säure und nitroverbindungen enthaltenden wässrigen lösungen
ATE200805T1 (de) Verfahren zur reduktion von schwefel- und küpenfarbstoffen
DE59409261D1 (de) Verfahren zur Aufarbeitung von Dünnsäure
DE59707073D1 (de) Verfahren zur vermeidung, entfernung oder verminderung von ablagerungen an apparateteilen bei der veresterung von acryl- oder methacrylsäure

Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee