KR890005281A - 용강정련용 용제의 제조법 - Google Patents

용강정련용 용제의 제조법 Download PDF

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Publication number
KR890005281A
KR890005281A KR870009720A KR870009720A KR890005281A KR 890005281 A KR890005281 A KR 890005281A KR 870009720 A KR870009720 A KR 870009720A KR 870009720 A KR870009720 A KR 870009720A KR 890005281 A KR890005281 A KR 890005281A
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KR
South Korea
Prior art keywords
molten steel
manufacturing
refining solvent
steel refining
tapping
Prior art date
Application number
KR870009720A
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English (en)
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KR900004283B1 (ko
Inventor
이정모
박병곤
Original Assignee
정명식
포항종합제철 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 정명식, 포항종합제철 주식회사 filed Critical 정명식
Priority to KR1019870009720A priority Critical patent/KR900004283B1/ko
Publication of KR890005281A publication Critical patent/KR890005281A/ko
Application granted granted Critical
Publication of KR900004283B1 publication Critical patent/KR900004283B1/ko

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent

Abstract

내용 없음

Description

용강정련용 용제의 제조법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
도면은 CaO-SiO2-A12O3의 3원 상태도.

Claims (1)

  1. 기본성분이 CaO ; 50-70%, SiO2; 15% 이하, Al2O3; 20-40%로 구성되는 용강정련용 용제를 제조하는데 어서, 전로에서의 출강시 용강탈산용 Al을 출강 초기에 래들로 투입하고 CaO를 출강중기에 투입하며 래들에의 전로슬래그의 유입량을 10Kg/T-S 이하로 하여 출강을 종료한 후에 Al을 용강상부의 전로슬래그에 투입하고 불활성 가스를 용강에 취입하여 수분간 용강을 교반한후, 슬래그를 용강과 분리시켜 공냉하는 것을 특징으로 하는 용강정련용 용제의 제조법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870009720A 1987-09-02 1987-09-02 용강정련용 용제의 제조법 KR900004283B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019870009720A KR900004283B1 (ko) 1987-09-02 1987-09-02 용강정련용 용제의 제조법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019870009720A KR900004283B1 (ko) 1987-09-02 1987-09-02 용강정련용 용제의 제조법

Publications (2)

Publication Number Publication Date
KR890005281A true KR890005281A (ko) 1989-05-13
KR900004283B1 KR900004283B1 (ko) 1990-06-20

Family

ID=19264211

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870009720A KR900004283B1 (ko) 1987-09-02 1987-09-02 용강정련용 용제의 제조법

Country Status (1)

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KR (1) KR900004283B1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101388064B1 (ko) * 2012-06-28 2014-04-25 현대제철 주식회사 극저탄소강 제조용 플럭스

Also Published As

Publication number Publication date
KR900004283B1 (ko) 1990-06-20

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