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发明名称
PROCESSO PARA PREPARAR ACIDO FOSFORICO POR PROCESSO POR VIA UMIDA
摘要
申请公布号
BR7702853(A)
申请公布日期
1978.09.19
申请号
BR19770002853
申请日期
1977.05.04
申请人
GRACE & CO W R
发明人
HILL R
分类号
C01B25/235;(IPC1-7):C01B25/22
主分类号
C01B25/235
代理机构
代理人
主权项
地址
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