EP 0789095 A1 19970813 - Process and system for the treatment of stainless-steel strips
Title (en)
Process and system for the treatment of stainless-steel strips
Title (de)
Verfahren und System zum Behandeln von Edelstahlbändern
Title (fr)
Procédé et système pour le traitement de bandes d'acier inoxydable
Publication
Application
Priority
DE 19604971 A 19960202
Abstract (en)
Steel strip treatment involves descaling of the surface of strips made of special steels in installations serving for production of pickled hot-rolled and cold-rolled strips. An electrolytic pickling process is combined with ultrasonic cleaning of the strip surface in a dual descaling process.
Abstract (de)
Die Erfindung betrifft ein Verfahren und ein System zur Entzunderung der Oberfläche von Edelstahlbändern in Anlagen zur Herstellung von gebeizem Warmband und Kaltband, durch die Kombination eines bekannten elektrolytischen Beizverfahrens mit einer Ultraschallreinigung der Bandoberfläche in einem dualen Entzunderungsprozeß. <IMAGE>
IPC 1-7
IPC 8 full level
B08B 3/12 (2006.01); C25F 1/06 (2006.01); C25F 7/00 (2006.01)
CPC (source: EP US)
B08B 3/123 (2013.01 - EP US); C25F 1/06 (2013.01 - EP US); C25F 7/00 (2013.01 - EP US)
Citation (search report)
- [X] US 5409594 A 19950425 - AL-JIBOORY MUHAMMED M [CA], et al
- [X] WO 9503439 A1 19950202 - DYNAMOTIVE CORP [CA]
- [A] GB 998575 A 19650714 - NOBURO SASAKI
- [A] EP 0518850 A1 19921216 - ANDRITZ PATENTVERWALTUNG [AT]
- [X] DATABASE WPI Section Ch Week 7644, Derwent World Patents Index; Class M11, AN 76-81747X, XP002029248
Designated contracting state (EPC)
AT BE DE ES FI FR IT SE
DOCDB simple family (publication)
US 5897764 A 19990427; AT E186338 T1 19991115; DE 19604971 A1 19970807; DE 59700638 D1 19991209; EP 0789095 A1 19970813; EP 0789095 B1 19991103; ES 2137756 T3 19991216; JP H101800 A 19980106
DOCDB simple family (application)
US 79181997 A 19970130; AT 97250011 T 19970124; DE 19604971 A 19960202; DE 59700638 T 19970124; EP 97250011 A 19970124; ES 97250011 T 19970124; JP 2715997 A 19970127