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
Authority: AT; Austria
Prior art keywords: metals; aqueous systems; preventing corrosion; systems; corrosion
Prior art date: 1994-03-23

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.)

1994-03-23

Filing date

1995-03-14

Publication date

2000-12-15

1995-03-14 Application filed by Schilling Chemie Gmbh U Produk filed Critical Schilling Chemie Gmbh U Produk

2000-12-15 Application granted granted Critical

2000-12-15 Publication of ATE197970T1 publication Critical patent/ATE197970T1/de

Links

238000005260 corrosion Methods 0.000 title abstract 2
230000007797 corrosion Effects 0.000 title abstract 2
229910052751 metal Inorganic materials 0.000 title abstract 2
239000002184 metal Substances 0.000 title abstract 2
150000002739 metals Chemical class 0.000 title abstract 2
238000000034 method Methods 0.000 title 1
RBTBFTRPCNLSDE-UHFFFAOYSA-N 3,7-bis(dimethylamino)phenothiazin-5-ium Chemical compound C1=CC(N(C)C)=CC2=[S+]C3=CC(N(C)C)=CC=C3N=C21 RBTBFTRPCNLSDE-UHFFFAOYSA-N 0.000 abstract 1
229960000907 methylthioninium chloride Drugs 0.000 abstract 1

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

1994
- 1994-03-23 DE DE4409990A patent/DE4409990A1/de not_active Withdrawn
1995
- 1995-03-14 DE DE59508882T patent/DE59508882D1/de not_active Expired - Fee Related
- 1995-03-14 EP EP95103622A patent/EP0674021B1/de not_active Expired - Lifetime
- 1995-03-14 AT AT95103622T patent/ATE197970T1/de not_active IP Right Cessation

Also Published As

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

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Legal Events

Date	Code	Title	Description
2004-12-15	REN	Ceased due to non-payment of the annual fee