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. 20, 2002
Filed:
Dec. 29, 1999
Applicant:
Inventors:
Assignee:
Murata Manufacturing Co., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 3/500 ;
U.S. Cl.
CPC ...
C04B 3/500 ;
Abstract
A method for manufacturing a powdered raw material of a basic powdered dielectric ceramic composition having compounds containing metal elements thereon. The method comprises the steps of dispersing a basic powdered dielectric ceramic composition in water to form a slurry, adding a silicon compound to the slurry to coat the powder, adding a solution containing the metal elements and a precipitating agent reactive therewith to form a precipitate, while the slurry is being stirred, and rinsing and drying the slurry.