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经营范围
发明名称
PROTECTIVE BARRIER UNDER A CATHODE WITH DEFORMABLE ZONES FOR CELLS FOR HALL-HEROULT ELECTROLYSIS
摘要
申请公布号
YU83884(A)
申请公布日期
1988.04.30
申请号
YU19840000838
申请日期
1984.05.15
申请人
ALUMINIUM PECHINEY
发明人
BERTAUD Y.;LEROY M.
分类号
C25C3/08;(IPC1-7):C25C3/08
主分类号
C25C3/08
代理机构
代理人
主权项
地址
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