EP 1984542 A1 20081029 - IMPROVED PROCESS FOR COLORING LOW TEMPERATURE CARBURIZED AUSTENITIC STAINLESS STEEL
Title (en)
IMPROVED PROCESS FOR COLORING LOW TEMPERATURE CARBURIZED AUSTENITIC STAINLESS STEEL
Title (de)
VERBESSERTES VERFAHREN ZUM FÄRBEN VON EINSATZGEHÄRTETEM AUSTENITISCHEM EDELSTAHL MIT GERINGER TEMPERATUR
Title (fr)
PROCEDE AMELIORE POUR COLORER DE L'ACIER INOXYDABLE AUSTENITIQUE CEMENTE BASSE TEMPERATURE
Publication
Application
Priority
- US 2007002751 W 20070201
- US 77349706 P 20060215
Abstract (en)
[origin: US2007209948A1] A low temperature carburized stainless steel workpiece is colorized by electropolishing followed by alternating current electrolysis in an electrolysis bath maintained at a neutral or slightly basic pH and containing ions of a metal having multiple valence states.
IPC 8 full level
C25D 5/18 (2006.01); C25D 5/36 (2006.01); C25D 9/04 (2006.01); F16L 9/10 (2006.01)
CPC (source: EP KR US)
C23C 8/22 (2013.01 - EP KR US); C23C 8/80 (2013.01 - EP KR US); C25D 5/18 (2013.01 - EP KR US); C25D 5/36 (2013.01 - EP KR US); C25D 5/627 (2020.08 - EP KR US); C25D 9/04 (2013.01 - EP KR US); C25D 11/024 (2013.01 - EP KR US); C25D 11/34 (2013.01 - EP KR US); F16L 19/061 (2013.01 - EP US); F16L 19/061 (2013.01 - KR); F16L 2201/60 (2013.01 - EP KR US)
Citation (search report)
See references of WO 2007108865A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
US 2007209948 A1 20070913; AU 2007227773 A1 20070927; CA 2640937 A1 20070927; CN 101384754 A 20090311; EP 1984542 A1 20081029; IL 192838 A0 20090211; JP 2009526914 A 20090723; KR 20080110991 A 20081222; WO 2007108865 A1 20070927
DOCDB simple family (application)
US 70105007 A 20070201; AU 2007227773 A 20070201; CA 2640937 A 20070201; CN 200780005407 A 20070201; EP 07749705 A 20070201; IL 19283808 A 20080716; JP 2008555258 A 20070201; KR 20087019522 A 20080808; US 2007002751 W 20070201