EP 1266981 A4 20061227 - ANTICORROSIVE AGENT FOR STAINLESS STEEL AND METHOD OF ANTICORROSIVE TREATMENT OF STAINLESS STEEL
Title (en)
ANTICORROSIVE AGENT FOR STAINLESS STEEL AND METHOD OF ANTICORROSIVE TREATMENT OF STAINLESS STEEL
Title (de)
KORROSIONSSCHUTZLÖSUNG FÜR ROSTFREIEN STAHL UND VERFAHREN ZUR BEHANDLUNG VON ROSTFREIEM STAHL
Title (fr)
AGENT ANTICORROSION POUR ACIER INOXYDABLE ET PROCEDE DE TRAITEMENT ANTICORROSION DE L'ACIER INOXYDABLE
Publication
Application
Priority
- JP 0102319 W 20010323
- JP 2000083529 A 20000324
Abstract (en)
[origin: WO0171061A1] An anticorrosive agent for a stainless steel surface comprising a hydroxylamine salt; a method of anticorrosive treatment of a stainless steel surface which comprises contacting the stainless steel surface with an aqueous solution of a hydroxylamine salt and heating it. The method can be employed for significantly improving the corrosion resistance of stainless steel under a severe circumstance.
IPC 8 full level
C23C 22/50 (2006.01); C23F 11/00 (2006.01); C23C 22/62 (2006.01); C23C 22/68 (2006.01); C23C 22/73 (2006.01); C23F 11/18 (2006.01); C23F 15/00 (2006.01)
CPC (source: EP KR US)
C23C 22/50 (2013.01 - EP US); C23C 22/73 (2013.01 - EP US); C23F 11/00 (2013.01 - KR)
Citation (search report)
- [X] HOLTZER M ET AL: "Korrosionsbestaendigkeit von Stahlguss in Hydroxilaminsulfatloesung", WERKST KORROS; WERKSTOFFE UND KORROSION NOV 1994 VCH VERLAGSGESELLSCHAF MBH, WEINHEIM, GER, vol. 45, no. 11, November 1994 (1994-11-01), pages 604 - 607, XP009073939
- [X] GAIDANO D ET AL: "Corrosion inhibition in an industrial crystallization plant: Optimizing the process with a statistical method", WERKST KORROS; WERKSTOFFE UND KORROSION MAY 1994 PUBL BY VCH VERLAGSGESELLSCHAF MBH, WEINHEIM, GER, vol. 45, no. 5, May 1994 (1994-05-01), pages 278 - 286, XP001247169
- See references of WO 0171061A1
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
EP 1266981 A1 20021218; EP 1266981 A4 20061227; AU 4276401 A 20011003; CN 1429281 A 20030709; JP 2001271184 A 20011002; KR 20030007476 A 20030123; US 2001032658 A1 20011025; WO 0171061 A1 20010927
DOCDB simple family (application)
EP 01915719 A 20010323; AU 4276401 A 20010323; CN 01809442 A 20010323; JP 0102319 W 20010323; JP 2000083529 A 20000324; KR 20027012610 A 20020924; US 81638601 A 20010326