EP 1008676 A3 20001108 - Accelerated steel strip pickling process and device for carrying out the process
Title (en)
Accelerated steel strip pickling process and device for carrying out the process
Title (de)
Beschleunigtes Verfahren zum Beizen von Stahlband und Vorrichtung dafür
Title (fr)
Procédé accéléré de décapage de bandes en acier et Stahlbandes et dispositif pour exécuter le procédé
Publication
Application
Priority
IT RM980761 A 19981210
Abstract (en)
[origin: EP1008676A2] A process for the continuous pickling in a non-oxidizing acid bath of hot-rolled steel strips, characterised in that the strip is subject to the pickling action of the bath, additioned of a pickling catalyst, under turbulent conditions. An embodiment of the device apt to carry out the aforesaid process is shown in figure 1. <IMAGE>
IPC 1-7
IPC 8 full level
CPC (source: EP)
C23G 1/08 (2013.01); C23G 3/024 (2013.01)
Citation (search report)
- [XY] DE 4240572 A1 19940609 - SCHLOEMANN SIEMAG AG [DE], et al
- [A] WO 8801657 A1 19880310 - MANNESMANN AG [DE]
- [A] US 1780594 A 19301104 - LAWRENCE RALPH E
- [A] EP 0513753 A1 19921119 - NIPPON STEEL CORP [JP]
- [A] US 5282485 A 19940201 - HIRAI ETSURO [JP], et al
- [A] GB 2031036 A 19800416 - MIDLAND ROSS CORP
- [PX] US 5879465 A 19990309 - MCKEVITT PATRICK [US], et al
- [Y] PATENT ABSTRACTS OF JAPAN vol. 009, no. 112 (C - 281) 16 May 1985 (1985-05-16)
- [A] PATENT ABSTRACTS OF JAPAN vol. 013, no. 442 (C - 641) 3 October 1989 (1989-10-03)
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 1008676 A2 20000614; EP 1008676 A3 20001108; EP 1008676 B1 20040526; AT E267893 T1 20040615; DE 69917569 D1 20040701; IT 1302912 B1 20001010; IT RM980761 A0 19981210; IT RM980761 A1 20000610
DOCDB simple family (application)
EP 99830766 A 19991209; AT 99830766 T 19991209; DE 69917569 T 19991209; IT RM980761 A 19981210