Global Patent Index - EP 0230391 B1

EP 0230391 B1 19910724 - APPARATUS FOR ELECTROLYTICALLY TREATING SELECTED AREAS OF THE SURFACES OF OBJECTS

Title (en)

APPARATUS FOR ELECTROLYTICALLY TREATING SELECTED AREAS OF THE SURFACES OF OBJECTS

Publication

EP 0230391 B1 19910724 (FR)

Application

EP 87400103 A 19870116

Priority

FR 8600563 A 19860116

Abstract (en)

[origin: US4810343A] An installation is provided for carrying out localized electrolytic surface treatment, of the type including an electrolyte reservoir (22) and pumping means (19) adapted for feeding the electrolyte to an anodic equipment (1) able to be placed in contact with the surface of the work piece (P) to be treated, a thin electrolyte flow space then being provided, in said equipment, between the surface of the anode (5) and said surface to be treated, the anode (5) and said work piece (P) being connected to the terminals of a DC voltage source, characterized in that it includes suction means (4, 25) connected to said equipment (1) for bringing the electrolyte back to said reservoir (22) after it has passed through said flow space.

IPC 1-7

C25D 5/08

IPC 8 full level

C25F 7/00 (2006.01); C25D 5/02 (2006.01); C25D 5/06 (2006.01); C25D 5/08 (2006.01); C25D 17/00 (2006.01); C25D 17/12 (2006.01); C25D 17/14 (2006.01)

CPC (source: EP US)

C25D 5/06 (2013.01 - EP US); C25D 17/14 (2013.01 - EP US)

Designated contracting state (EPC)

AT BE CH DE ES GB GR IT LI LU NL SE

DOCDB simple family (publication)

EP 0230391 A1 19870729; EP 0230391 B1 19910724; AT E65556 T1 19910815; DE 3771507 D1 19910829; ES 2023200 B3 19920101; FR 2592895 A1 19870717; FR 2592895 B1 19901116; GR 3002354 T3 19921230; JP S62218600 A 19870925; US 4810343 A 19890307

DOCDB simple family (application)

EP 87400103 A 19870116; AT 87400103 T 19870116; DE 3771507 T 19870116; ES 87400103 T 19870116; FR 8600563 A 19860116; GR 900401106 T 19910725; JP 630087 A 19870116; US 352187 A 19870115