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发明名称
METERING DISPENSER FOR AUTOMATICALLY FEEDING ALUMINIUM OXIDE TO THERMOELECTROLYZERS
摘要
申请公布号
PL144552(B1)
申请公布日期
1988.06.30
申请号
PL19850254904
申请日期
1985.08.06
申请人
发明人
分类号
C25C;C25C3/14;(IPC1-7):C25C3/14
主分类号
C25C
代理机构
代理人
主权项
地址
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