Global Patent Index - EP 0834591 B1

EP 0834591 B1 20001108 - Apparatus and process for hot-dip coating of steel sheets

Title (en)

Apparatus and process for hot-dip coating of steel sheets

Title (de)

Vorrichtung und Verfahren zum Verzinken von Stahlband

Title (fr)

Dispositif et procédé de revêtement de tôles d'acier par immersion

Publication

EP 0834591 B1 20001108 (FR)

Application

EP 97870147 A 19970930

Priority

BE 9600837 A 19961007

Abstract (en)

[origin: EP0834591A1] Sheets or a continuous band of steel are coated with metal by being passed continuously from an annealing furnace into a bath of the molten metal through a metal duct whose lower end dips into the bath, the lower part of the duct being controllably heated to around the temperature of the bath. Also claimed is a vessel containing a bath of molten metal with a metal duct dipping into it and means to guide steel sheet through the duct and into the bath, wherein at least the lower part of the duct level with the bath surface is double-walled to accommodate controllable heaters.

IPC 1-7

C23C 2/00

IPC 8 full level

C23C 2/00 (2006.01)

CPC (source: EP US)

C23C 2/004 (2022.08 - EP US); C23C 2/522 (2022.08 - EP US)

Designated contracting state (EPC)

AT BE DE ES FR GB IT LU NL PT SE

DOCDB simple family (publication)

EP 0834591 A1 19980408; EP 0834591 B1 20001108; AT E197482 T1 20001111; BE 1010666 A3 19981103; DE 69703475 D1 20001214; DE 69703475 T2 20010315; ES 2152077 T3 20010116; PT 834591 E 20010330

DOCDB simple family (application)

EP 97870147 A 19970930; AT 97870147 T 19970930; BE 9600837 A 19961007; DE 69703475 T 19970930; ES 97870147 T 19970930; PT 97870147 T 19970930