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Title:
METHOD OF SEPARATING FOREIGN PARTICLE
Document Type and Number:
WIPO Patent Application WO/2006/098178
Kind Code:
A1
Abstract:
In an electrostatic separator or magnetic separator, prior to electrically charging or magnetization of particles in order to carry out separation of mixed powder of particles with different properties, classification by means of a classification machine is effected so that the content of micropowder of ≤ 10 μm equivalent sphere diameter is ≤ 15 mass%. After the classification, prior to electrostatic separation or magnetic separation, an operation of dispersing the particulate mixed powder may be carried out.

Inventors:
Ito, Mitsuhiro c/o Taiheiyo Cement Corporation (8-1 Akashi-cho, Chuo-k, Tokyo 18, 10485, JP)
Application Number:
PCT/JP2006/304264
Publication Date:
September 21, 2006
Filing Date:
March 06, 2006
Export Citation:
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Assignee:
TAIHEIYO CEMENT CORPORATION (8-1 Akashi-cho, Chuo-ku Tokyo, 18, 10485, JP)
Ito, Mitsuhiro c/o Taiheiyo Cement Corporation (8-1 Akashi-cho, Chuo-k, Tokyo 18, 10485, JP)
International Classes:
B03C7/00; B03C1/00; B07B9/00
Foreign References:
JP2000317345A2000-11-21
JP2004243154A2004-09-02
JP2004243154A2004-09-02
US3755122A1973-08-28
Other References:
See also references of EP 1859871A1
Attorney, Agent or Firm:
Soga, Michiteru (S. Soga & Co, 8th Floor Kokusai Building, 1-1, Marunouchi 3-chom, Chiyoda-ku Tokyo 05, 10000, JP)
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