EP 0065015 B1 19880330 - METHOD OF TREATING THE SURFACE OF AN OBJECT AND APPARATUS THEREFOR
Title (en)
METHOD OF TREATING THE SURFACE OF AN OBJECT AND APPARATUS THEREFOR
Publication
Application
Priority
EP 81103402 A 19810505
Abstract (en)
[origin: EP0065015A1] A method of and an apparatus for applying surface treatment on an object-to-be-treated which is continuously moved in a treating liquid from one end of a treating vessel toward the other end thereof usually by a hanging conveyer. The apparatus comprises an overflow outlet (3a) for the liquid disposed on the incoming end of the treating vessel (3), a overflow tank (6) for reservoiring the overflowed liquid, a return passage (7) for returning the liquid from the overflow tank (6) back to the treating vessel (3), a single or a pair of gush-spraying pipes (5a, 5b) of the treating liquid disposed on the incoming end over the surface fo and/or immersed in the liquid, and at least one gush-spraying pipe (11), disposed on the outgoing end of the treating vessel (3).
IPC 1-7
IPC 8 full level
B05C 3/10 (2006.01); B05D 1/18 (2006.01); C23C 22/00 (2006.01)
CPC (source: EP)
B05C 3/10 (2013.01); B05D 1/18 (2013.01); C23C 22/00 (2013.01)
Citation (examination)
W. Ransch "Die Phosphatierung von Metallen", 1974, Lenze Verlag, pages 85,86,89
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
EP 0065015 A1 19821124; EP 0065015 B1 19880330; DE 3176694 D1 19880505
DOCDB simple family (application)
EP 81103402 A 19810505; DE 3176694 T 19810505