Patent ID: 6622382
Filing Date: 2003-09-23
Classification: F01N,Y02A,Y10T

Abstract:
A method for the production of an exhaust gas purifying catalyst, comprising:preparing a container-integrated carrier wherein a ceramic carrier is retained in a metallic cylinder through the medium of a retaining mat and the metallic cylinder has two openings, one of them being larger than the external shape of the carrier; sealing the carrier from the large opening side of the metallic cylinder with a seal device which comprises: a cylinder for transferring a catalytically active component; on the top part thereof in order from the inner side to the outer side, a cylindrical seal jig having a smaller outside diameter than the above transferring cylinder and a larger inside diameter than the carrier; a guide having a larger inside diameter than the outside diameter of the metallic cylinder; and a seal holder outside the guide; and depositing the active component on the carrier.