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. 28, 1990
Filed:
Mar. 25, 1988
Applicant:
Inventors:
Koichi Hayashi, Kanagawa, JP;
Takeshi Suzuki, Kanagawa, JP;
Assignee:
Toto, Ltd., Fukuoka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
501127 ; 501153 ; 264 66 ;
Abstract
A process for producing a ceramic product comprises the steps of adding, as desired, chromium salt and magnesium salt to aluminum salt as starting materials, calcining the salts to obtain fine powder mixture of metal oxides which comprises alumina as a main component, forming the powder mixture into a desired shape of body, and sintering and hot isostatically pressing the formed body.