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:
Oct. 11, 2005
Filed:
Jun. 04, 2001
Applicants:
Fumiaki Takahashi, Futtsu, JP;
Tetsuro Nose, Futtsu, JP;
Masashi Nakabayashi, Futtsu, JP;
Inventors:
Assignee:
Nippon Steel Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B035/19 ; C03C010/12 ; C03C014/00 ; H01B001/08 ;
U.S. Cl.
CPC ...
Abstract
An electroconductive low thermal expansion ceramic sintered body is disclosed which containing a β-eucryptite phase in a quantity of not less than 75 vol. % and not more than 99 vol. % and having an absolute value of thermal expansion coefficient of not more than 1.0×10/K at a temperature of 0° C. to 50° C., a volumetric specific resistance of not more than 1.0×10Ω·cm, and a specific rigidity of not less than 40 GPa/g/cm.