KR910012273A - 용선예비처리용 탈인제 - Google Patents

용선예비처리용 탈인제 Download PDF

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Publication number
KR910012273A
KR910012273A KR1019890019995A KR890019995A KR910012273A KR 910012273 A KR910012273 A KR 910012273A KR 1019890019995 A KR1019890019995 A KR 1019890019995A KR 890019995 A KR890019995 A KR 890019995A KR 910012273 A KR910012273 A KR 910012273A
Authority
KR
South Korea
Prior art keywords
degreaser
charter
preliminary treatment
preparation
molten iron
Prior art date
Application number
KR1019890019995A
Other languages
English (en)
Inventor
박종민
손재웅
Original Assignee
정명식
포항종합제철 주식회사
박태준
재단법인 산업과학기술연구소
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.)
Filing date
Publication date
Application filed by 정명식, 포항종합제철 주식회사, 박태준, 재단법인 산업과학기술연구소 filed Critical 정명식
Priority to KR1019890019995A priority Critical patent/KR910012273A/ko
Publication of KR910012273A publication Critical patent/KR910012273A/ko

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  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)

Abstract

내용 없음

Description

용선예비처리용 탈인제
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 탈인처리시간과 탈인율 관계를 나타내는 그래프.

Claims (1)

  1. 저인강 제조를 위한 용선예비처리공정의 탈인제에 있어서, 중량%로 CaO가 85%이상인 석회소성더스트;25-45%, 망가나이트(MnOOH):10-25%, 이산화철(Fe2O3):25-45% 형석(CaF2):5-15%로 조성되는것을 특징으로 하는 용선예비처리용 탈인제.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890019995A 1989-12-28 1989-12-28 용선예비처리용 탈인제 KR910012273A (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890019995A KR910012273A (ko) 1989-12-28 1989-12-28 용선예비처리용 탈인제

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890019995A KR910012273A (ko) 1989-12-28 1989-12-28 용선예비처리용 탈인제

Publications (1)

Publication Number Publication Date
KR910012273A true KR910012273A (ko) 1991-08-07

Family

ID=67662351

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890019995A KR910012273A (ko) 1989-12-28 1989-12-28 용선예비처리용 탈인제

Country Status (1)

Country Link
KR (1) KR910012273A (ko)

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E601 Decision to refuse application