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:
May. 30, 2006
Filed:
Dec. 03, 2002
Takahiro Mizuno, Chita, JP;
Manabu Isomura, Tsushima, JP;
Tomonori Takahashi, Chita, JP;
NGK Insulators, Ltd., Nagoya, JP;
Abstract
A ceramic porous body is provided which uses a binder made of a glass that has excellent acid resistance and alkali resistance and which can be used for a long period of time as a filtration filter. The ceramic porous body is formed from ceramic particles that are bonded using a glass binder comprising 5 to 20 mol % of a plurality of metal oxides, selected from the group consisting of LiO, NaO, KO, MgO, CaO, SrO and BaO and containing at least two alkali metal oxides selected from the group consisting of LiO, NaO and KO as an essential component, at least 3 mol % of at least one of ZrOand TiOas a total amount, and SiOand incidental impurities as the balance.