The present invention relates to a method for preparing a metallic membrane, more particularly to a method for preparing metallic membranes, which comprises dissolving a transition metal of Period 3 and its alloy particle powder and synthetic polymer in a fixed ratio; radiating or casting to prepare...http://www.google.com.au/patents/US7459108?utm_source=gb-gplus-sharePatent US7459108 - Method for preparing metallic membrane