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发明名称
MATERIAL A BASE DE NITRETO DE BORO,PROCESSO DE SUA FABRICACAO E SUA UTILIZACAO COMO AGENTE DE REFORCO
摘要
申请公布号
BR8903118(A)
申请公布日期
1990.02.06
申请号
BR1989PI03118
申请日期
1989.06.26
申请人
RHONE-POULENC CHIMIE
发明人
FRANCOISE SEON
分类号
C04B41/80;C01B21/064;C04B35/583;C04B35/622
主分类号
C04B41/80
代理机构
代理人
主权项
地址
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