发明名称 |
Purification process for lead. |
摘要 |
<p>Process for the continuous purification of work lead by cooling. Said process is characterized in that liquid work lead is poured into a thermostat cauldron containing liquid metal lead at a temperature lower than 500<o>C approximately and under stirring and in that pulverulent materials accumulating at the surface are recovered. Application to lead metallurgy.</p> |
申请公布号 |
EP0152332(A2) |
申请公布日期 |
1985.08.21 |
申请号 |
EP19850400154 |
申请日期 |
1985.01.31 |
申请人 |
SOCIETE MINIERE ET METALLURGIQUE DE PENARROYA SOCIETE ANONYME DITE: |
发明人 |
ALTHABEGOITY, GEORGES;BIED-CHARRETON, BENOIT |
分类号 |
C22B13/06 |
主分类号 |
C22B13/06 |
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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