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发明名称
BLEACHING OF CLAYS
摘要
申请公布号
US3674558(A)
申请公布日期
1972.07.04
申请号
USD3674558
申请日期
1970.05.07
申请人
ENGLISH CLAYS LOVERING POCHIN & CO. LTD.
发明人
PETER JAMES MALDEN
分类号
C08K3/00;C04B33/04;C04B33/10;D21H17/67;(IPC1-7):B03B7/00;B08B5/00;C09C1/42
主分类号
C08K3/00
代理机构
代理人
主权项
地址
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