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:
Jun. 13, 1989
Filed:
Aug. 17, 1987
Applicant:
Inventors:
Junichiro Suzuki, Gifu, JP;
Tatsuji Kinukawa, Nagoya, JP;
Assignee:
NGK Spark Plug Co., Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ; C04B / ;
U.S. Cl.
CPC ...
501 87 ; 51309 ; 264 65 ;
Abstract
Heat- and wear-resistant ceramic materials is produced by sintering a composition until Ti cannot be detected as the metallic phase, said composition comprised of 5 to 40% by weight of Al.sub.2 O.sub.3, 0.05 to 4% by weight of a sintering aid and 56 to 94.95% by weight of a TiC component in which 4 to 30% by weight of TiC are substituted with Ti.