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Title:
PRODUCTION OF POWDER MATERIAL FOR BRINGING UP CRYSTAL OR YIELDING SINTERING MASS FOR COMPOUND OXIDE PIEZOOELECTRIC ELEMENT
Document Type and Number:
Japanese Patent JPS5351500
Kind Code:
A
Abstract:
PURPOSE:To prevent impurities from intermixing even during long stirring period, by using crystal or sintering mass as stirring core, when powder material for producing oxide piezo-electric element is formed, through process of mixing, by agitation, compound oxide powder intermixed with stirring core.

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Inventors:
FUKUDA KATSUYOSHI
FUKUDA TSUGUO
Application Number:
JP12624476A
Publication Date:
May 10, 1978
Filing Date:
October 22, 1976
Export Citation:
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Assignee:
TOKYO SHIBAURA ELECTRIC CO
International Classes:
H01L41/18; C01G33/00; C04B33/26; C30B29/30; H01L41/22; H01L41/39; (IPC1-7): C01G33/00; C04B33/26; H01L41/22



 
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