Original document(9 pages)  中文版
    This invention discloses a new technology for producing ferrosilicon and its multicomponent alloy, in which mirabilite (Na2SO4), quartz sand (SiO2) and carbon (C) or solid sodium silicate (N2SiO3) are used as raw materials which, along with metals (Fe or Mn) or non-metals in a certain proportion, are heated in an especial smelting furnace by the direct combustion of coal, oil, or gas to accelerate reaction.
Application Number
91104756 Application Date
Title 名称 Technology for smelting ferrosilicon by direct combustion of mirabilite
Publication Number
1058620 Publication Date
Approval Pub. Date Granted Pub. Date
International Classification 分类号 C22C33/04,C22C38/02
Applicant(s) Name
Feng Zhongyi
Address 地址 830002
Inventor(s) Name 发明人
Attorney & Agent 代理人 GAO QUANSHENG

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