Patent ID: 6258436
Filing Date: 2001-07-10
Classification: B01D,B01J,F01N,Y10T

Abstract:
A catalyst body configuration, comprising:a catalyst body having a number of passages formed therein through which a medium can flow in a preferred direction, said catalyst body having a plurality of longitudinal sides and a plurality of shorter transverse sides defining said passages, each of said passages disposed at right angles to the preferred direction and being approximately rectangular in cross section, as defined by said longitudinal sides and said shorter transverse sides, said number of said passages per unit surface area lying in a range from 0.5 to 2.5 cm.sup.-2, and said longitudinal sides of a first group of said passages disposed approximately at right angles to said longitudinal sides of a second group of said passages, said passages combined to form subgroups and said passages of each of said subgroups, in terms of their cross sections, form an approximately square configuration, and each of said subgroups containing in each case said passages from a same group of one of said first group and said second group.