KR860008940A - Process for preparing sulfur and iron oxide from iron sulfide using toric fluidized bed - Google Patents

Process for preparing sulfur and iron oxide from iron sulfide using toric fluidized bed Download PDF

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Publication number
KR860008940A
KR860008940A KR1019850003208A KR850003208A KR860008940A KR 860008940 A KR860008940 A KR 860008940A KR 1019850003208 A KR1019850003208 A KR 1019850003208A KR 850003208 A KR850003208 A KR 850003208A KR 860008940 A KR860008940 A KR 860008940A
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KR
South Korea
Prior art keywords
iron
sulfide
fluidized bed
iron sulfide
toric
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Application number
KR1019850003208A
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Korean (ko)
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KR880000149B1 (en
Inventor
김상돈
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전학제
한국과학기술원
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Application filed by 전학제, 한국과학기술원 filed Critical 전학제
Priority to KR1019850003208A priority Critical patent/KR880000149B1/en
Publication of KR860008940A publication Critical patent/KR860008940A/en
Application granted granted Critical
Publication of KR880000149B1 publication Critical patent/KR880000149B1/en

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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/02—Oxides; Hydroxides
    • C01G49/06—Ferric oxide (Fe2O3)
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/02—Preparation of sulfur; Purification
    • C01B17/06—Preparation of sulfur; Purification from non-gaseous sulfides or materials containing such sulfides, e.g. ores

Abstract

내용 없음No content

Description

원환 유동층을 이용한 황화철로 부터의 황과 산화철을 제조하는 방법Process for preparing sulfur and iron oxide from iron sulfide using toric fluidized bed

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도 : 황화철로부터 황과 산화철을 제조하는 원환유동층 반응기의 공정도.1 is a process diagram of a toroidal fluidized bed reactor for producing sulfur and iron oxide from iron sulfide.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : 내부반응탑, 2 : 외부반응탑, 3 : 보온재, 4 : 열전대, 5 : 가스부산판, 6 : 입자배출구, 7 : 고기압조절기, 8 : 유량계, 9 : 예열기, 10 : 광석저장기, 11 : 싸이크론, 12 : 황응축기, 13 : 황수용기, 14 : SO2수용기, 15 : 벤츄리메타.1: internal reaction tower, 2: external reaction tower, 3: thermal insulation material, 4: thermocouple, 5: gas by-pass plate, 6: particle outlet, 7: high pressure regulator, 8: flow meter, 9: preheater, 10: ore reservoir, 11: cyclone, 12: sulfur condenser, 13: yellow water container, 14: SO 2 receptor, 15: venturimeter.

Claims (4)

외부 반응탑과 내부 반응탑으로 된 원환 유동층 반응기의 외부 반응답에서 황화철을 공기를 주입 산화반응시키고 여기서 생성된 이산화과 황화철을 내부 반응탑에서 반응시킴을 특징으로 하는 원환 유동층 반응기를 이용한 황화철로부터 황과 산화철을 제조하는 방법.In the external reaction of an annular fluidized bed reactor consisting of an external reaction tower and an internal reaction column, sulfur sulfide is injected from the air sulfide using an annular fluidized bed reactor, characterized in that the air is oxidized with iron sulfide and reacted with the iron dioxide and iron sulfide produced in the internal reaction column. Method of making iron oxides. 제1항에서 공기 유입량을 이론양의 40-80% 과잉 공급하는 방법.The method of claim 1, wherein 40-80% of the theoretical amount of air inflow is oversupplied. 제1항에서 황화철 산화반응을 850-930℃에서 황화철과 이산화황을 870-950℃에서 반응시키고 이때 반응시간을 50-100분으로 하는 방법.The iron sulfide oxidation reaction of claim 1 at 850-930 ℃ iron sulfide and sulfur dioxide at 870-950 ℃ reaction time is 50-100 minutes. 제1항에서 황화철의 입자의 크기를 0.05-0.15mm로 하는 방법.The method of claim 1 wherein the size of the particles of iron sulfide is 0.05-0.15mm. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850003208A 1985-05-11 1985-05-11 Preparation for ferric oxide KR880000149B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019850003208A KR880000149B1 (en) 1985-05-11 1985-05-11 Preparation for ferric oxide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019850003208A KR880000149B1 (en) 1985-05-11 1985-05-11 Preparation for ferric oxide

Publications (2)

Publication Number Publication Date
KR860008940A true KR860008940A (en) 1986-12-19
KR880000149B1 KR880000149B1 (en) 1988-03-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850003208A KR880000149B1 (en) 1985-05-11 1985-05-11 Preparation for ferric oxide

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Publication number Publication date
KR880000149B1 (en) 1988-03-12

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