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发明名称
PULSADOR PARA ENRIQUECIMENTO DE ANTRACITO
摘要
申请公布号
BR8602245(A)
申请公布日期
1987.12.22
申请号
BR1986PI02245
申请日期
1986.05.16
申请人
ZABRZANSKIE GWARECTWO WEGLOWE KOPALNIA WEGLA KAMIENNEGO "ZABRZE-BIELSZOWICE"
发明人
BOLESLAW JONDRO;HERBERT PYKA;JAN JANIK
分类号
B03B5/68;(IPC1-7):B03B5/68
主分类号
B03B5/68
代理机构
代理人
主权项
地址
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