发明名称 |
FORFARANDE FOR FRAMSTELLNING AV FERROKISEL-ELLER KISEL-LEGERINGAR, INNEHALLANDE STRONTIUM |
摘要 |
A process is described for the manufacture of ferrosilicon or silicon alloys containing strontium and having a low aluminum and calcium content, in which a strontium compound is introduced together with an alkaline earth metal, an alkaline earth metal-containing alloy or calcium carbide as reducing agent into the molten ferrosilicon or silicon. The process is distinguished by low industrial expense and good strontium yields. |
申请公布号 |
SE8403430(L) |
申请公布日期 |
1984.12.29 |
申请号 |
SE19840003430 |
申请日期 |
1984.06.27 |
申请人 |
SUEDDEUTSCHE KALKSTICKSTOFF |
发明人 |
BRUCKMANN H |
分类号 |
C21C7/04;C22C33/00;C22C33/04;(IPC1-7):C22C35/00 |
主分类号 |
C21C7/04 |
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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