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发明名称
Use of polyvinylpyrrolidone as a soil-suspending agent
摘要
申请公布号
US3000830(A)
申请公布日期
1961.09.19
申请号
US19520324423
申请日期
1952.12.05
申请人
WILLIE FONG;WARD WILFRED H;LUNDGREN HAROLD P
发明人
FONG WILLIE;WARD WILFRED H.;LUNDGREN HAROLD P.
分类号
C11D3/00;C11D3/37
主分类号
C11D3/00
代理机构
代理人
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