发明名称 |
Method of treating dust exhausted from melting furnace |
摘要 |
A method of treating dust exhausted from a melting furnace in melting an iron-contained material, comprising the steps of: melting the iron-contained material, with air inside the melting furnace shut out from outside air and collecting the dust from the melting furnace into which a gas exhausted from the melting furnace and containing the dust is introduced; performing a lead-collecting process of collecting water, chloride, fluorine, and lead by heating the exhausted dust in vacuum; and performing a zinc-collecting process of collecting metallic zinc contained in the dust by heating a residue of the exhausted dust in vacuum.
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申请公布号 |
US6083294(A) |
申请公布日期 |
2000.07.04 |
申请号 |
US19970895279 |
申请日期 |
1997.07.16 |
申请人 |
AICHI STEEL WORKS, LTD.;TOYOTA JIDOSHA KABUSHIKI KAISHA;TOYOKIN CO., LTD. |
发明人 |
HARA, TOSHIKATSU;SASAMOTO, HIROHIKO;OKADA, YUJI;SUZUKI, KAZUHIRO |
分类号 |
C21C5/40;C22B7/02;C22B13/02;C22B19/04;C22B19/30;(IPC1-7):C21B11/10;C22B13/00 |
主分类号 |
C21C5/40 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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