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:
Sep. 24, 1996
Filed:
Dec. 19, 1994
Applicant:
Inventors:
Masanori Okabe, Saitama-ken, JP;
Yoshikatsu Higuchi, Saitama-ken, JP;
Yasunobu Kawakami, Saitama-ken, JP;
Assignee:
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ; C04B / ;
U.S. Cl.
CPC ...
501 92 ; 501 97 ; 264 65 ;
Abstract
An yttrium-containing composite powder for use as a material of a silicon nitride/silicon carbide composite sintered body is produced by thermally decomposing yttrium-containing polysilazane having an Si--N bond and an Si--C bond and an Si--O--Y bond and/or an N--O--Y bond in molecules thereof in an inert gas atmosphere or a vacuum at a temperature of at least 800.degree. C., and grinding the thermally decomposed yttrium-containing polysilazane.