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发明名称
Manufacture of fertilizers by alkaline digestion of cellulosic materials
摘要
申请公布号
US1933445(A)
申请公布日期
1933.10.31
申请号
US19300465777
申请日期
1930.07.03
申请人
THE CHAMPION FIBRE COMPANY
发明人
MURDOCK HAROLD R.
分类号
C05B17/00;C05F7/02
主分类号
C05B17/00
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代理人
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