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. 05, 2023
Filed:
Feb. 04, 2022
Applicant:
Ngk Insulators, Ltd., Nagoya, JP;
Inventors:
Kyohei Atsuji, Nagoya, JP;
Shinji Suzuki, Nagoya, JP;
Shinpei Oshima, Nagoya, JP;
Takahiro Tomita, Chita, JP;
Assignee:
NGK INSULATORS, LTD., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 21/06 (2006.01); B01J 21/12 (2006.01); B01J 21/16 (2006.01); B01J 35/00 (2006.01); B01J 35/04 (2006.01); B01J 35/10 (2006.01); C04B 35/185 (2006.01); C04B 35/195 (2006.01); C04B 38/00 (2006.01);
U.S. Cl.
CPC ...
C04B 35/185 (2013.01); B01J 21/06 (2013.01); B01J 35/0026 (2013.01); B01J 35/04 (2013.01); B01J 35/1076 (2013.01); C04B 35/195 (2013.01); C04B 38/0006 (2013.01); C04B 38/0054 (2013.01); C04B 2235/3222 (2013.01); C04B 2235/76 (2013.01);
Abstract
A composite sintered body contains a silicon phase which is a main phase, a cordierite phase, and an amorphous phase containing Si. Further, the volume resistivity thereof at a room temperature is not lower than 0.1 Ω·cm and not higher than 2.5 Ω·cm.