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发明名称
PROCESSO PARA PREPARAR OLEOS LUBRIFICANTES COM ALTO INDICE DE VISCOSIDADE
摘要
申请公布号
BR6910173(D0)
申请公布日期
1973.01.04
申请号
BR19690210173
申请日期
1969.06.26
申请人
OIL CO
发明人
KRESS R
分类号
C10G67/00;C10G67/04;(IPC1-7):C10G21/06
主分类号
C10G67/00
代理机构
代理人
主权项
地址
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