KR20030026691A - A process for producing zinc sulfate, manganese sulfate and ferrous sulfate - Google Patents

A process for producing zinc sulfate, manganese sulfate and ferrous sulfate Download PDF

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KR20030026691A
KR20030026691A KR1020010059779A KR20010059779A KR20030026691A KR 20030026691 A KR20030026691 A KR 20030026691A KR 1020010059779 A KR1020010059779 A KR 1020010059779A KR 20010059779 A KR20010059779 A KR 20010059779A KR 20030026691 A KR20030026691 A KR 20030026691A
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sulfate
manganese
zinc
electric furnace
ferrous
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KR1020010059779A
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Korean (ko)
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문상우
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문상우
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G9/00—Compounds of zinc
    • C01G9/06—Sulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G45/00—Compounds of manganese
    • C01G45/10—Sulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/14—Sulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)

Abstract

PURPOSE: Provided is a method for producing high purity zinc sulfate(ZnSO4), manganese sulfate(MnSO4) and ferrous sulfate(FeSO4) simultaneously by coprecipitation process. CONSTITUTION: The production method of ZnSO4, MnSO4, and FeSO4 comprises the steps of: reacting sulfuric acid(50%) with 6wt.% of Zn ore, 6wt.% of electric furnace dust generated in steelmaking, 6wt.% of ferromanganeses(Fe-alloy), 6wt.% of zinc materials generated in plating, 3wt.% of ferrous scraps and 3wt.% of manganese dioxide at 95deg.C for 5hrs; filtering and adding 2-3wt.% of Zn powder to filtrates to remove heavy metals; filtering, and concentration-drying.

Description

황산아연, 황산망간 및 황산제1철의 동시 제조방법{A PROCESS FOR PRODUCING ZINC SULFATE, MANGANESE SULFATE AND FERROUS SULFATE}Simultaneous manufacturing method of zinc sulfate, manganese sulfate and ferrous sulfate {A PROCESS FOR PRODUCING ZINC SULFATE, MANGANESE SULFATE AND FERROUS SULFATE}

본 발명은 아연광석, 제강공장 전기로더스트, 페로망간 황금철 전기로더스트, 고철, 페로망간과 이산화망간 도금공장 아연재를 이용하여 황산아연, 황산망간 및 황산제1철을 제조하는 방법에 관한 것이다.The present invention relates to a method for producing zinc sulfate, manganese sulfate and ferrous sulfate using zinc ore, steel mill electric furnace, ferro-manganese golden iron electric furnace, scrap iron, ferro-manganese and manganese dioxide plating plant zinc material.

아연광석에는 아연 약 55%, 철 6%가 포함되어 있고, 제강공장 전기로더스트는 아연 25%, 철 25%가 포함되어 있으며, 페로망간 합금철 전기로더스트에는 망간 30%가 포함되어 있고 페로망간에는 망간 70%, 철 15%가 포함되어 있으며, 아연재에는 아연 65%가 포함되어 있고, 이산화망간은 망간 50%와 철 15%가 포함되어 있다.Zinc ore contains about 55% zinc and 6% iron, steel mill electric furnace contains 25% zinc and iron 25%, ferro-manganese ferroalloy contains 30% manganese and ferro-manganese Manganese contains 70% manganese and 15% iron. Zinc contains 65% zinc. Manganese dioxide contains 50% manganese and 15% iron.

본 발명은 상기와 같은 소재를 이용하여 황산아연과 황산망간 그리고 황산제1철을 동침상태로 제조하여 경제적으로 이용할수 있게한 것이다.The present invention is to produce zinc sulfate, manganese sulfate and ferrous sulfate in the same state by using the same material to be economically available.

종래에는 환원제로 전분 또는 당 및 유황 등을 사용하므로서 황산제1철의 생산이 가능하였으나 불순물을 제거하는 별도의 공정이 수반되어야 하므로 생산성이떨어져 경제성이 없는 결점이 있었고 제강공장 전기로더스트나 페로망간 합금철 전기로더스트의 경우는 매립폐기물로 지정되어 땅에 매립하기 때문에 환경오염 등의 문제가 발생하고 있고 비용이 많이 드는 문제점이 있다.Conventionally, it was possible to produce ferrous sulfate by using starch or sugar and sulfur as a reducing agent, but it had to be accompanied by a separate process of removing impurities, which resulted in a lack of economical productivity due to the low productivity. In the case of iron electric furnace is designated as landfill waste and landfilled, there is a problem such as environmental pollution and costly problems.

본 발명은 아연광석, 제강공장 전기로더스트, 페로망간 황금철 전기로더스트, 고철, 페로망간과 이산화망간 도금공장 아연재를 이용하여 황산아연, 황산망간 및 황산제1철을 제조하는 방법에 관한 것이다.The present invention relates to a method for producing zinc sulfate, manganese sulfate and ferrous sulfate using zinc ore, steel mill electric furnace, ferro-manganese golden iron electric furnace, scrap iron, ferro-manganese and manganese dioxide plating plant zinc material.

아연광석에는 아연 약 55%, 철 6%가 포함되어 있고, 제강공장 전기로더스트는 아연 25%, 철 25%가 포함되어 있으며, 페로망간 합금철 전기로더스트에는 망간 30%가 포함되어 있고 페로망간에는 망간 70%, 철 15%가 포함되어 있으며, 아연재에는 아연 65%가 포함되어 있고, 이산화망간은 망간 50%와 철 15%가 포함되어 있다.Zinc ore contains about 55% zinc and 6% iron, steel mill electric furnace contains 25% zinc and iron 25%, ferro-manganese ferroalloy contains 30% manganese and ferro-manganese Manganese contains 70% manganese and 15% iron. Zinc contains 65% zinc. Manganese dioxide contains 50% manganese and 15% iron.

본 발명은 상기와 같은 소재를 이용하여 황산아연과 황산망간 그리고 황산제1철을 동침상태로 제조하여 경제적으로 이용할수 있게한 것이다.The present invention is to produce zinc sulfate, manganese sulfate and ferrous sulfate in the same state by using the same material to be economically available.

종래에는 환원제로 전분 또는 당 및 유황 등을 사용하므로서 황산제1철의 생산이 가능하였으나 불순물을 제거하는 별도의 공정이 수반되어야 하므로 생산성이 떨어져 경제성이 없는 결점이 있었고 페로망간 합금철 전기로더스트의 경우는 매립폐기물로 지정되어 땅에 매립하기 때문에 환경오염 등의 문제가 발생하고 있고 처리비용이 많이 드는 문제점이 있다.Conventionally, ferrous sulfate can be produced by using starch or sugar and sulfur as a reducing agent, but since it must be accompanied by a separate process of removing impurities, there is a disadvantage in that it is economically poor in productivity and the ferro-manganese ferroalloy electric furnace. Since it is designated as landfill waste and is buried in the ground, there are problems such as environmental pollution and costly disposal.

본 발명은 상기와 같은 종래의 결점을 시정하기 위하여 개발된 것으로 이를 더욱 상세히 설명하면 다음과 같다.The present invention was developed to correct the above-mentioned drawbacks as described in more detail as follows.

본 발명은 50% 황산수용액에 중량비로 아연광석 6%, 제강공장 전기로더스트 6%, 또는 페로망간 합금철 전기로더스트 6%, 페로망간 6%, 도금공장의 아연재 6%, 고철 3%, 이산화망간 3%를 넣어 95℃로 5시간 가열하여 반응시키고 여과후 용액에 아연말 2-3%를 넣어 중금속을 제거한후 용액을 여과하여 농축건조하여 황산아연, 황산망간 및 황산제1철을 동침상태로 얻는 것이며, 본 발명에서는 제강공장 전기로더스트와 같이 페로망간 합금철 전기로더스트를 같은 량으로 혼합하는 방법이 포함되는 것이다.The present invention is 50% sulfuric acid solution in the weight ratio of zinc ore 6%, steel mill electric furnace 6%, or ferro-manganese ferroalloy electric furnace 6%, ferro-manganese 6%, galvanizing material 6%, scrap iron 3%, manganese dioxide 3% of the mixture was heated to 95 ° C for 5 hours to react, and after filtration, 2-3% of zinc powder was added to remove heavy metals. The solution was filtered and concentrated to dryness. Zinc sulfate, manganese sulfate, and ferrous sulfate were immersed. In the present invention, a method of mixing ferro-manganese ferroalloy electric furnace in the same amount as that of a steel mill electric furnace is included.

< 실시예 (1) ><Example (1)>

물 1200g에 황산 600g을 넣은 황산 50% 수용액에In a 50% aqueous solution of sulfuric acid, 600 g of sulfuric acid in 1200 g of water

① 아연광석(ZNS)100g① Zinc Ore (ZNS) 100g

② 제강공장 전기로더스트100g② 100g electric roaster in steel mill

③ 페로망간100g③ Ferro Manganese 100g

④ 도금공장 아연재100g④ 100g zinc material of plating factory

⑤ 고철(쇠조각) 50g⑤ 50g scrap metal

⑥ 이산화망간 50g 을⑥ 50 g of manganese dioxide

넣어 95℃로 5시간 가열하여 반응시키고 여과후 용액에 아연말 20-30g을 넣어 중금속을 제거한후 용액을 여과하여 농축, 건조하여 황산아연 400g, 황산망간 300g, 황산제1철 300g을 얻는다.The mixture was heated at 95 ° C. for 5 hours to react. After filtering, 20-30 g of zinc powder was added to the solution to remove heavy metals. The solution was filtered, concentrated and dried to obtain 400 g of zinc sulfate, 300 g of manganese sulfate, and 300 g of ferrous sulfate.

< 실시예 (2) ><Example (2)>

물 1400g에 황산 700g을 넣은 황산 50% 수용액에In a 50% aqueous solution of sulfuric acid containing 700 g of sulfuric acid in 1400 g of water

① 아연광석(ZNS)100g① Zinc Ore (ZNS) 100g

② 제강공장 전기로더스트100g② 100g electric roaster in steel mill

③ 페로망간100g③ Ferro Manganese 100g

④ 도금공장 아연재100g④ 100g zinc material of plating factory

⑤ 고철(쇠조각) 50g⑤ 50g scrap metal

⑥ 이산화망간 50g⑥ Manganese Dioxide 50g

⑦ 페로망간 합금철 전기로더스터 100을⑦ ferro-manganese ferroalloy electric roaster 100

넣어 95℃로 5시간 가열하여 반응시키고 여과후 용액에 아연말 20-30g을 넣어 중금속을 제거한후 용액을 여과하여 농축, 건조하여 황산아연 400g, 황산망간 403g, 황산제1철 360g을 얻는다.The mixture was heated at 95 ° C. for 5 hours to react. After filtering, 20-30 g of zinc powder was added to the solution to remove heavy metals. The solution was filtered, concentrated and dried to obtain 400 g of zinc sulfate, 403 g of manganese sulfate, and 360 g of ferrous sulfate.

이와같이 제조된 본원 발명은 황산아연과 황산망간과 황산제1철이 동침상태로 생산되기 때문에 미네랄과 같은 유용한 제품의 생산에 이용할수 있고 중금속을아연말로 제거하기 때문에 안전하고 경제적이며 순도가 높은 제품생산이 달성되는 이점이 있다.The present invention prepared as described above can be used in the production of useful products such as minerals because zinc sulfate, manganese sulfate and ferrous sulfate are produced in the same state, and safe and economical and high purity production is possible since heavy metals are removed by zinc. There is an advantage achieved.

Claims (2)

50% 황산수용액에 중량비로 아연광석 6%, 제강공장 전기로더스트 6%, 페로망간 6%, 도금공장의 아연재 6%, 고철 3%, 이산화망간 3%를 넣어 95℃로 5시간 가열하여 반응시키고 여과후 용액에 아연말 2-3%를 넣어 중금속을 제거한후 용액을 여과하여 농축,건조하여 황산아연, 황산망간 및 황산제1철을 동침상태로 제조하는 것을 특징으로 하는 황산아연, 황산망간 및 황산제1철의 동시 제조방법Into a 50% aqueous solution of sulfuric acid, zinc oxide 6%, steel mill electric furnace 6%, ferro manganese 6%, galvanizing material 6%, scrap metal 3%, manganese dioxide 3% and heated to 95 ℃ for 5 hours to react. Zinc sulfate, manganese sulfate, and zinc oxide, manganese sulfate and ferrous sulfate, characterized in that the solution is prepared by filtration, concentrated and dried to remove heavy metals by adding 2-3% of zinc powder to the solution. Simultaneous Production of Ferrous Sulfate 상기 1항에서 제강공장 전기로더스트와 같이 페로망간 합금철 전기로더스트를 제강공장 전기로더스트의 량과 같이 혼합하는 것을 포함하는 황산아연, 황산망간 및 황산제1철을 동침상태로 제조하는 것을 특징으로 하는 황산아연, 황산망간 및 황산제1철의 동시 제조방법It characterized in that the zinc sulfate, manganese sulfate and ferrous sulfate are prepared in the same state as the ferro-manganese ferroalloy electric furnace, such as the steel mill electric furnace, the mixing amount of the steel mill electric furnace. Simultaneous preparation of zinc sulfate, manganese sulfate and ferrous sulfate
KR1020010059779A 2001-09-26 2001-09-26 A process for producing zinc sulfate, manganese sulfate and ferrous sulfate KR20030026691A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100846837B1 (en) * 2007-04-05 2008-07-16 서안켐텍 주식회사 Process for recovering basic zinc carbonate with high purity
CN105218172A (en) * 2015-10-30 2016-01-06 灵丘县兴光矿业发展有限责任公司 A kind of method of producing potash magnesium sulphate fertilizer and manganous sulfate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100846837B1 (en) * 2007-04-05 2008-07-16 서안켐텍 주식회사 Process for recovering basic zinc carbonate with high purity
CN105218172A (en) * 2015-10-30 2016-01-06 灵丘县兴光矿业发展有限责任公司 A kind of method of producing potash magnesium sulphate fertilizer and manganous sulfate

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