The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 22, 1992
Filed:
May. 20, 1991
Applicant:
Inventors:
Masayoshi Usui, Shizuoka, JP;
Yuzo Hitachi, Shizuoka, JP;
Assignee:
Usui Kokusai Sangyo Kabushiki Kaisha, Shizuoka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ; B32B / ;
U.S. Cl.
CPC ...
502439 ; 502527 ; 428593 ;
Abstract
A metal-made honeycomb body, which is an important component of an exhaust gas cleaning device, is composed of at least one heat-resistant, planar band and at least one heat-resistant, corrugated band. Of these bands, each corrugated band has, on at least a part of a surface thereof, a surface-roughened area defining a number of minute pits.