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发明名称
Method of treating emulsions
摘要
申请公布号
US2336542(A)
申请公布日期
1943.12.14
申请号
US19400358087
申请日期
1940.09.24
申请人
NATIONAL CARBON COMPANY, INC.
发明人
HATFIELD MARCUS R.
分类号
C10G33/02
主分类号
C10G33/02
代理机构
代理人
主权项
地址
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