DE2652293

A method is provided for forming an anti-corrosive oxide layer on steel. The steel surface is subjected to superheated steam for a period of one to several hours. Before subjecting the steel to the superheated steam, the steel surface is initially subjected to a gaseous formic acid atmosphere at a r...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SARTOR, BRUNO., 5161 PIER, MOHRHAUER, HANS., 5170 JUELICH, KRAPF, HEINZ, COESTER, ERWIN. DR, PFISTERMEISTER, MARTIN., 5160 DUEREN
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMICAL SURFACE TREATMENT CHEMISTRY CLEANING OR DEGREASING OF METALLIC MATERIAL BY CHEMICALMETHODS OTHER THAN ELECTROLYSIS COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL METALLURGY SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION
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