Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Ikuka Chiba0
Shenglei Che0
Shigeo Okamoto0
Tomohiro Sogabe0
Date of Patent
May 20, 2008
Patent Application Number
10483315
Date Filed
July 26, 2002
Patent Citations Received
0
Patent Primary Examiner
Patent abstract
The present invention provides a production method of spherical oxide powder which includes a feeding step in which a granular powder composed of an oxide composition is fed into a combustion flame together with a carrier gas; a melting step in which said fed granular powder is melted in said combustion flame to obtain a melt; and a solidifying step in which said melt is solidified by being moved and placed outside said combustion flame.
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