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:
Jan. 14, 2003
Filed:
Dec. 06, 2000
Applicant:
Inventor:
Masakazu Murata, Shinshiro, JP;
Assignee:
Denso Corporation, Aichi-Pref, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D 3/02 ;
U.S. Cl.
CPC ...
B05D 3/02 ;
Abstract
A process for producing a honeycomb structure, comprising the steps of: providing a substrate having cell walls in a honeycomb form and comprising SiO , Al O and MgO as the main chemical components, applying to said substrate a mixture of a component for lowering the cordierite crystal phase crystallization temperature of said substrate with a liquid medium, and firing said substrate with said mixture applied to form a honeycomb structure comprising a crystalline cordierite phase, said crystalline cordierite phase comprising 42-56% by mass of SiO 30-42% by mass of Al O and 12-18% by mass of MgO as the main chemical components.