Title:
COAL BRIQUETTE MANUFACTURING METHOD AND COAL BRIQUETTE MANUFACTURING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2014/104624
Kind Code:
A1
Abstract:
Provided are a coal briquette manufacturing method, which separately crushes coals by coal type so as to achieve excellent cold strength and hot strength,
and a coal briquette manufacturing apparatus. The coal briquette manufacturing method is applied for insertion into a dome portion of a melting gas furnace so as to rapid heat in an ingot iron manufacturing device including: i) the melting gas furnace into which reduced iron is inserted; and ii) a reducing furnace that is connected to the melting gas furnace and provides the reduced iron. The coal briquette manufacturing method includes the steps of: i) providing a plurality of types of coals; ii) individually storing the respective pieces of the plurality of types of coals; iii) providing powdered coal by individually crushing each one of the plurality of types of coals; iv) providing a mixture by mixing the powdered coal, a curing agent, and a binder; and v) providing a coal briquette by molding the mixture.
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Inventors:
SON CHANG-IL (KR)
HEO NAM-HWAN (KR)
RYOU JIN HO (KR)
YI SANG-HO (KR)
HEO NAM-HWAN (KR)
RYOU JIN HO (KR)
YI SANG-HO (KR)
Application Number:
PCT/KR2013/011550
Publication Date:
July 03, 2014
Filing Date:
December 12, 2013
Export Citation:
Assignee:
POSCO (KR)
International Classes:
C10L5/10; C21B13/00
Foreign References:
| KR20050077103A | 2005-08-01 | |||
| JPH069974A | 1994-01-18 | |||
| KR20120069765A | 2012-06-28 | |||
| KR20060047450A | 2006-05-18 |
Other References:
None
See also references of EP 2944681A4
See also references of EP 2944681A4
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
유미특허법인 (KR)
유미특허법인 (KR)
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