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经营范围
发明名称
SISTEMA DE DESPOEIRAMENTO DE BRITADORES
摘要
申请公布号
BR9004145(A)
申请公布日期
1992.03.03
申请号
BR1990PI04145
申请日期
1990.08.22
申请人
USINAS SIDERURGICAS DE MINAS GERAIS S/A - USIMINAS (GRUPO SIDERBRAS)
发明人
ADELINO SILVANO BARBOSA;ONOFRE CARNEIRO DE FREITAS;LUIZ CARLOS CARDOSO AZEVEDO
分类号
B01D53/24;B02C23/08;B04C3/06;(IPC1-7):B04C3/06
主分类号
B01D53/24
代理机构
代理人
主权项
地址
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