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. 07, 2007
Filed:
Mar. 10, 2004
Applicants:
Nobuhiko Mori, Nagoya, JP;
Toshihiro Tomita, Nagoya, JP;
Hitoshi Sakai, Nagoya, JP;
Inventors:
Assignee:
NGK Insulators, Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 39/00 (2006.01); B32B 3/00 (2006.01); B01J 29/04 (2006.01); B01J 29/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A laminated zeolite composite is provided, including a MFI membrane constituted by a MFI type zeolite having a SiO/AlO(molar ratio) of 40 to 100, and a porous substrate constituted by a MFI type zeolite having a SiO/AlO(molar ratio) of 20 to 400, wherein the MFI membrane is formed on the porous substrate. The composite has high separation characteristics and high permeability.