Patent ID: 6267801
Filing Date: 2001-07-31
Classification: B01D,C01B,Y10S

Abstract:
A method for producing a tubular hydrogen permeation membrane comprising:(a) adhering at least one layer containing palladium, at least one palladium alloy, platinum, or at least one platinum alloy to a first surface of a plate having said first surface and a second surface disposed opposite to said first surface, said plate being of a metal or a metal alloy containing at least one metal from a group of the Periodic System of Elements selected from the group consisting of the fourth secondary group and the fifth secondary group, to form a layered plate; and(b) reshaping the layered plate into a tubular hydrogen permeation membrane having an inside wall, so that said layer adhered to said first surface is disposed on the inside wall of the tubular hydrogen permeation membrane.