KR870003216A - 알루미늄 용탕 속에서 수소기체 및 비금속 개재물을 제거하는 알루미늄 용탕의 처리방법 - Google Patents

알루미늄 용탕 속에서 수소기체 및 비금속 개재물을 제거하는 알루미늄 용탕의 처리방법 Download PDF

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Publication number
KR870003216A
KR870003216A KR1019860008064A KR860008064A KR870003216A KR 870003216 A KR870003216 A KR 870003216A KR 1019860008064 A KR1019860008064 A KR 1019860008064A KR 860008064 A KR860008064 A KR 860008064A KR 870003216 A KR870003216 A KR 870003216A
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South Korea
Prior art keywords
molten metal
aluminum
processing gas
aluminum molten
atmosphere
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KR1019860008064A
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English (en)
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KR910008146B1 (ko
Inventor
료오다쓰 오오스까
시게미 다니모또
카즈오 도요다
Original Assignee
이시이 치까시
쇼와 알루미늄 가부시기가이샤
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Publication of KR870003216A publication Critical patent/KR870003216A/ko
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B21/00—Obtaining aluminium
    • C22B21/06—Obtaining aluminium refining
    • C22B21/066—Treatment of circulating aluminium, e.g. by filtration
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B21/00—Obtaining aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B21/00—Obtaining aluminium
    • C22B21/06—Obtaining aluminium refining
    • C22B21/064—Obtaining aluminium refining using inert or reactive gases

Abstract

내용 없음

Description

알루미늄 용탕 속에서 수소기체 및 비금속 개재물을 제거하는 알루미늄 용탕의 처리방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 알루미늄용탕의 처리방법의 실시에 사용하는 장치의 구체적 예를 도시하는 수직단면
제2도는 실시예 1-4및 비교예 1의 결과를 도시하고, 수소기체 제거처리시간과 처리를 한 후의 용탕속의 수소기체량과의 관계를 표시한 그래프.
제3도는 실시예 5-7및 비교예 2의 결과를 표시하고, 수소기체 제거처리시간과 처리를 한 후의 용탕속의 수소기체량과의 관계를 표시한 그래프.
도명의 주요부분의 부호의 설명
1:알루미늄용탕
2:용탕처리조
3:뚜껑
4:구멍
5:마개
6:관통공
7:회전축
8:모우터
9:처리기체공급로
10:회전자
11:처리기체 분출구
12:세로홈
13:처리기체 취입장치
14:공기 공급관
15:배기관
16:제습기

Claims (6)

  1. 알루미늄용탕이 든 처리조내의 용탕표면보다 윗쪽 부분을 대기의 노점보다 낮은 노점의 공기 분위기로 하고, 그것을 그대로 유지하는 일과, 알루미늄용탕 속에 처리기체를 취입시키는 일과, 또 용탕 표면에 부상한 수소기체를 함유한 처리기체및 비금속개재물을 제거하는 것을 특징으로 알루미늄용탕 속에서 수소기체 및 비금속개재물을 제거하는 알루미늄용탕의 처리방법.
  2. 제1항에 있어서, 상기 분위기 중의 공기의 노점이 -30℃이하인 것을 특징으로 하는 알루미늄용탕 속에서 수소기체 및 비금속개재물을 제거하는 알루미늄용탕의 처리방법.
  3. 제1항에 있어서, 상기 분위기 중의 공기의 노점이 -50℃이하인 것을 특징으로 하는 알류미늄용탕 속에서 수소기체 및 비금속개재물을 제거하는 알루미늄용탕의 처리방법.
  4. 제1항-제3항중 어느 한 항에 있어서, 대기의 노점보다 낮은 노점을 가지는 공기의 대기를 압축하여 이 압축대기를 건조제가 든 제습기내를 통과시키므로써 얻어지는 것을 특징으로 하는 알루미늄용탕 속에서 수소기체 및 비금속개재물을 제거하는 알루미늄용탕의 처리방법.
  5. 제4항에 있어서, 건조제가 합성제올라이트인 것을 특징으로 하는 알루미늄용탕 속에서 수소기체 및 비금속개재물을 제거하는 알루미늄용탕의 처리방법.
  6. 제1항-제3항중의 어느 한 항에 있어서 알루미늄용탕 속에 침지되고, 또 내부에 처리가스 공급로를 가지는 회전축과, 회전축의 하단에 고정되고 또 처리가스 공급로에 연결되는 처리기체 분출구를 가지는 회전자로 구성되는 처리기체 취입장치를 준비하여, 처리기체 공급로에 처리기체를 취입하면서 회전자를 회전시켜서 처리기체를 처리기체 분출구로부터 용탕속에 분출시키므로써 알루미늄 용탕 속으로 처리기체를 취입하는 것을 특징으로 하는 알루미늄용탕 속에서 수소기체 및 비금속개재물을 제거하는 알루미늄 용탕의 처리방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019860008064A 1985-09-27 1986-09-26 알루미늄 용탕속에서 수소 기체 및 비금속 개재물을 제거하는 알루미늄용탕의 처리방법 KR910008146B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP60216023A JPS6274030A (ja) 1985-09-27 1985-09-27 アルミニウム溶湯の処理方法
JP60-216023 1985-09-27
EP85116121A EP0225935A1 (en) 1985-09-27 1985-12-17 Method of treating molten aluminum by removing hydrogen gas and nonmetallic inclusions therefrom

Publications (2)

Publication Number Publication Date
KR870003216A true KR870003216A (ko) 1987-04-16
KR910008146B1 KR910008146B1 (ko) 1991-10-10

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KR1019860008064A KR910008146B1 (ko) 1985-09-27 1986-09-26 알루미늄 용탕속에서 수소 기체 및 비금속 개재물을 제거하는 알루미늄용탕의 처리방법

Country Status (7)

Country Link
US (2) US4670050A (ko)
EP (2) EP0225935A1 (ko)
JP (1) JPS6274030A (ko)
KR (1) KR910008146B1 (ko)
AU (2) AU566126B2 (ko)
DE (1) DE3673298D1 (ko)
NO (1) NO170431C (ko)

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Also Published As

Publication number Publication date
NO863818D0 (no) 1986-09-25
NO863818L (no) 1987-03-30
AU566126B2 (en) 1987-10-08
US4670050A (en) 1987-06-02
AU586033B2 (en) 1989-06-29
JPH0453934B2 (ko) 1992-08-28
EP0216393B1 (en) 1990-08-08
EP0225935A1 (en) 1987-06-24
EP0216393A1 (en) 1987-04-01
AU5143085A (en) 1987-06-25
AU6303086A (en) 1987-04-02
NO170431C (no) 1992-10-14
NO170431B (no) 1992-07-06
DE3673298D1 (de) 1990-09-13
KR910008146B1 (ko) 1991-10-10
JPS6274030A (ja) 1987-04-04
US4772319A (en) 1988-09-20

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