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发明名称
PROCESSO DE PREPARACAO DE ACIDO FOSFORICO POR VIA UMIDA
摘要
申请公布号
BR8002779(A)
申请公布日期
1981.03.31
申请号
BR19800002779
申请日期
1980.05.05
申请人
W R GRACE & CO
发明人
NEWTON R
分类号
C01B25/222;C01B25/235;(IPC1-7):C01B25/22
主分类号
C01B25/222
代理机构
代理人
主权项
地址
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