Title:
POWDER-CLASSIFICATION METHOD
Document Type and Number:
WIPO Patent Application WO/2012/124453
Kind Code:
A1
Abstract:
A powder-classification method including: a mixing step in which a powder and a liquid additive are mixed together; a drying step in which the powder mixed in the mixing step is dried; a loading step in which the powder dried in the drying step is loaded into a fluid classifier; a heating step in which a gas is heated; a supply step in which the gas heated in the heating step is supplied to the fluid classifier; and a classification step in which the fluid classifier classifies the aforementioned powder on the basis of grain size.
Inventors:
KOZAWA KAZUMI (JP)
ANDO KOSUKE (JP)
SATO DAISUKE (JP)
ANDO KOSUKE (JP)
SATO DAISUKE (JP)
Application Number:
PCT/JP2012/054558
Publication Date:
September 20, 2012
Filing Date:
February 24, 2012
Export Citation:
Assignee:
NISSHIN SEIFUN GROUP INC (JP)
KOZAWA KAZUMI (JP)
ANDO KOSUKE (JP)
SATO DAISUKE (JP)
KOZAWA KAZUMI (JP)
ANDO KOSUKE (JP)
SATO DAISUKE (JP)
International Classes:
B07B7/08; B03B1/02; B03B1/04; B07B11/02
Domestic Patent References:
| WO2010047175A1 | 2010-04-29 | |||
| WO2011132301A1 | 2011-10-27 |
Foreign References:
| JPH01180285A | 1989-07-18 | |||
| JPS6485149A | 1989-03-30 |
Attorney, Agent or Firm:
FUJIMOTO YOSHIHIRO (JP)
Yoshihiro Fujimoto (JP)
Yoshihiro Fujimoto (JP)
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Claims:
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