Title:
A REDUCTION AND FUSING METHOD AND REDUCTION AND FUSING DEVICE FOR A METAL OXIDE USING A HERMETICALLY SEALED CRUCIBLE
Document Type and Number:
WIPO Patent Application WO/2010/030148
Kind Code:
A3
Abstract:
The present invention relates to a reducing and fusing method and device for a metal oxide using a hermetically sealed crucible. More specifically, the present invention relates to a reducing and fusing method and device for a metal oxide using a hermetically sealed crucible, whereby a reducing atmosphere in which a reducing agent and oxygen readily react can be formed within the crucible, and whereby a metal oxide can be continuously reduced and fused within the same device. The reducing and fusing method for a metal oxide using a hermetically sealed crucible of the present invention comprises the steps of: introducing a metal oxide into a crucible; sealing the crucible; and reducing and fusing the metal oxide by heating the sealed crucible. The reducing and fusing device comprises: a crucible containing a material to be reduced and fused; and a furnace which contains the crucible and heats the crucible, wherein the crucible is hermetically sealed.
Inventors:
SON HYEONG-SEO (KR)
Application Number:
PCT/KR2009/005211
Publication Date:
July 15, 2010
Filing Date:
September 14, 2009
Export Citation:
Assignee:
WONJIN CO LTD (KR)
WONJIN EUROP B V (NL)
SON HYEONG-SEO (KR)
WONJIN EUROP B V (NL)
SON HYEONG-SEO (KR)
International Classes:
C21B11/00; F27B9/16
Foreign References:
| JP2002147963A | 2002-05-22 | |||
| JP2001254114A | 2001-09-18 | |||
| JPH10227569A | 1998-08-25 | |||
| JP2002310566A | 2002-10-23 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP GROUP (647-15 Yoksam-dong Gangnam-gu, Seoul 135-723, KR)
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