EP 3626864 B1 20210317 - METHOD FOR REMOVING A HARD MATERIAL COATING
Title (en)
METHOD FOR REMOVING A HARD MATERIAL COATING
Title (de)
VERFAHREN ZUM ENTFERNEN EINER HARTSTOFFBESCHICHTUNG
Title (fr)
PROCÉDÉ D'ÉLIMINATION D'UN REVÊTEMENT EN MATIÈRE DURE
Publication
Application
Priority
EP 18195134 A 20180918
Abstract (en)
[origin: WO2020058336A1] The invention relates to a method for removing a mechanically resistant coating from the substrate of a tool, comprising the steps of providing an electrolyte, which comprises an aqueous solution with 4 to 6 mol/l OH-, 0.1 to 0.5 mol/l S2- and 0.5 to 2 mol/l oxalate, placing the tool in the electrolyte and dissolving the mechanically resistant coating by contacting the tool with a DC voltage source.
IPC 8 full level
C25F 5/00 (2006.01)
CPC (source: EP)
C25F 5/00 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3626864 A1 20200325; EP 3626864 B1 20210317; DK 3626864 T3 20210607; ES 2875760 T3 20211111; WO 2020058336 A1 20200326
DOCDB simple family (application)
EP 18195134 A 20180918; DK 18195134 T 20180918; EP 2019075008 W 20190918; ES 18195134 T 20180918