Patent ID: 6994902
Filing Date: 2006-02-07
Classification: B01D,B01J,B21H,H01M,Y02E,Y10T

Abstract:
1. A metallic porous body comprising: a number of protrusions formed on obverse and reverse sides of a metal sheet so as to protrude alternately with one another; each of the protrusions being formed into an angular-truncated-pyramidal shape so that an area of an upper-side bottom thereof is smaller than an area of lower-side bottom thereof; wherein an opening portion having a shape as a polygon in a plan view and punched out in the direction from the upper-side bottom to the lower-side bottom is formed in the upper-side bottom of each protrusion, and a vertical distance (d) between the upper-side bottom on the obverse side and the upper-side bottom on the reverse side, and a height (e) of a punched portion have a relation: 0.3<e/d<0.9.