ATE197970T1 - Verfahren zur verhinderung der korrosion von metallen in wässrigen systemen - Google Patents
Verfahren zur verhinderung der korrosion von metallen in wässrigen systemenInfo
- 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
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)
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)
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)
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 |
-
1994
- 1994-03-23 DE DE4409990A patent/DE4409990A1/de not_active Withdrawn
-
1995
- 1995-03-14 EP EP95103622A patent/EP0674021B1/de not_active Expired - Lifetime
- 1995-03-14 DE DE59508882T patent/DE59508882D1/de not_active Expired - Fee Related
- 1995-03-14 AT AT95103622T patent/ATE197970T1/de not_active IP Right Cessation
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 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
REN | Ceased due to non-payment of the annual fee |