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:
Aug. 18, 2009
Filed:
Jul. 09, 2004
Tsutomu Fukuda, Kakogawa, JP;
Masahiro Fukuda, Uji, JP;
Masaaki Fukuda, Kakogawa, JP;
Toshinobu Yoko, Uji, JP;
Masahide Takahashi, Uji, JP;
Tsutomu Fukuda, Kakogawa, JP;
Masahiro Fukuda, Uji, JP;
Masaaki Fukuda, Kakogawa, JP;
Toshinobu Yoko, Uji, JP;
Masahide Takahashi, Uji, JP;
Ohcera Co., Ltd., Osaka-shi, JP;
Abstract
A honeycomb filter, for removing from exhaust gas fine solid particles containing carbon, is an aluminum magnesium titanate sintered product obtained by firing at from 1000 to 1700° C. a product formed from a mixture comprising a Mg-containing compound, an Al-containing compound and a Ti-containing compound in the same metal component ratio as the metal component ratio of Mg, Al and Ti in aluminum magnesium titanate represented by the empirical formula MgAlTiO(wherein 0<x<1), or a mixture comprising 100 parts by mass, as calculated as oxides, of the above-mentioned mixture and from 1 to 10 parts by mass of an alkali feldspar represented by the empirical formula (NaK)AlSiO(wherein 0≦y≦1).