Global Patent Index - EP 1022357 B1

EP 1022357 B1 20040630 - Surface treatment process for stainless steels

Title (en)

Surface treatment process for stainless steels

Title (de)

Verfahren zur Oberflächenbehandlung von rostfreien Stählen

Title (fr)

Procédé de traitement de surfaces d'aciers inoxydables

Publication

EP 1022357 B1 20040630 (DE)

Application

EP 00101186 A 20000121

Priority

ES 9900126 A 19990122

Abstract (en)

[origin: EP1022357A1] Process for treating rust-free steels comprises oxidizing the steel surface and then removing the oxide layer.

IPC 1-7

C23F 15/00; C23G 1/08

IPC 8 full level

C23F 15/00 (2006.01); C23G 1/08 (2006.01)

CPC (source: EP)

C23F 15/00 (2013.01); C23G 1/08 (2013.01); C23G 1/083 (2013.01)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 1022357 A1 20000726; EP 1022357 B1 20040630; AT E270353 T1 20040715; DE 50006912 D1 20040805; ES 2162546 A1 20011216; ES 2162546 B1 20030501; ES 2223321 T3 20050301

DOCDB simple family (application)

EP 00101186 A 20000121; AT 00101186 T 20000121; DE 50006912 T 20000121; ES 00101186 T 20000121; ES 9900126 A 19990122