ELECTRODEPOSITION OF IRON FOIL
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Abstract
AN IMPROVED METHOD OF MAKING IRON FOIL BY ELECTRODEPOSITION ON A DRUM CATHODE, IN WHICH THE CATHODE, IS INTERNALLY HEATED. ALSO, A METHOD OF MAKING IRON FOIL WHICH, AS STRIPPED FROM THE CATHODE, HAS AN ACCEPTABLE JENKIN'"'"''"'"'S BEND VALUE. AN APPARATUS FOR CARRYING OUT THE ABOVE METHODS IS DESCRIBED AND INCLUDES A DRUM CATHODE WITH A TITANIUM CATHODE SURFACE UNIFORMLY SPCED FROM A CARBON ANODE; ELECTROLYTE FLOWS BETWEEN THE CATHODE AND ANODE UNDER SUBSTANTIALLY STREAMLINE CONDITIONS SO AS TO KEEP THE ANOLYTE AND CATHOLYTE SEPARATED; HEATERS ARE MOUNTED INSIDE THE CATHODE AND P.T.F.E. SEALING STRIPS BEARING ON THE EDGE PORTIONS OF THE CATHODE SURFACE ENABLE THE STRIPPED IRON FOIL TO HAVE ACCEPTABLE EDGES NOT REQUIRING A TRIMMING OPERATION.
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