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经营范围
发明名称
Sludge conditioning process
摘要
申请公布号
US4753738(A)
申请公布日期
1988.06.28
申请号
US19870083536
申请日期
1987.08.07
申请人
NALCO CHEMICAL COMPANY
发明人
HUANG, SHU-JEN
分类号
C02F1/56;C09D7/00;(IPC1-7):C02F1/56
主分类号
C02F1/56
代理机构
代理人
主权项
地址
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