Title:
METHOD FOR PRODUCING FERROUS POWDER
Document Type and Number:
WIPO Patent Application WO/2012/036488
Kind Code:
A2
Abstract:
Disclosed is a method for producing ferrous powder using molten steel. The method for producing ferrous powder according to the present invention comprises: a step of providing a tundish with ferrous molten steel produced through an iron manufacturing process and a steel manufacturing process; and a step of spraying water to the molten steel being discharged by a nozzle connected to the tundish. According to the present invention, ferrous powder is produced from the molten steel refined from the molten iron, wherein the molten iron is obtained in the iron manufacturing process and charged in a converter without a preliminary molten iron treating process, thus producing highly cleaned ferrous powder in an economically advantageous manner.
Inventors:
KIM HA NEUL (KR)
LEE EON SIK (KR)
KWON OH JOON (KR)
LEE GYU CHANG (KR)
PARK SUN JONG (KR)
KANG HEE SOO (KR)
LEE EON SIK (KR)
KWON OH JOON (KR)
LEE GYU CHANG (KR)
PARK SUN JONG (KR)
KANG HEE SOO (KR)
Application Number:
PCT/KR2011/006821
Publication Date:
March 22, 2012
Filing Date:
September 15, 2011
Export Citation:
Assignee:
POSCO (KR)
RES INST IND SCIENCE & TECH (KR)
KIM HA NEUL (KR)
LEE EON SIK (KR)
KWON OH JOON (KR)
LEE GYU CHANG (KR)
PARK SUN JONG (KR)
KANG HEE SOO (KR)
RES INST IND SCIENCE & TECH (KR)
KIM HA NEUL (KR)
LEE EON SIK (KR)
KWON OH JOON (KR)
LEE GYU CHANG (KR)
PARK SUN JONG (KR)
KANG HEE SOO (KR)
International Classes:
C21C5/28; B22F9/08
Foreign References:
| KR100819534B1 | 2008-04-07 | |||
| KR100548213B1 | 2006-02-02 | |||
| KR100372226B1 | 2003-02-14 | |||
| KR970002097B1 | 1997-02-22 |
Other References:
None
See also references of EP 2617503A4
See also references of EP 2617503A4
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
유미특허법인 (KR)
유미특허법인 (KR)
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Claims: