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Title:
製鉄スラグの分離方法
Document Type and Number:
Japanese Patent JP5625313
Kind Code:
B2
Abstract:

To provide a method of separating iron-making slag capable of efficiently separating iron-making slag into an iron content and a non-iron content in order to recycle the iron-making slag produced in an iron-making process (in particular, hot metal preliminary processing and converter process).

The method of separating iron-making slag, when separating the iron-making slag into the iron content and the non-iron content, includes: a pulverizing process (S1) of pulverizing the iron-making slag; an air-flow conveyance (agitation) process (S2) of performing the air-flow conveyance/agitation of the pulverized iron-making slag; and a specific gravity separation process (S3) of separating the iron-making slag subjected to the air-flow agitation into the iron content (heavy weight side) and the non-iron content (light weight side) according to specific gravity separation.

COPYRIGHT: (C)2011,JPO&INPIT


Inventors:
石田 匡平
西名 慶晃
榎枝 成治
Application Number:
JP2009243229A
Publication Date:
November 19, 2014
Filing Date:
October 22, 2009
Export Citation:
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Assignee:
JFEスチール株式会社
International Classes:
B07B7/01; B07B7/08; B07B9/00; B09B3/00; B09B5/00; C04B5/00; C21C1/02; C21C5/28; C22B1/00; C22B7/04; F27D15/00
Attorney, Agent or Firm:
Shigeru Inoue
Woods Kazuhiro
Yoshida Mai



 
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