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经营范围
发明名称
UN PROCEDIMIENTO PARA LA REGENERACION DE PAPELES VIEJOS.
摘要
<p>A process for the reclamation of waste paper in the presence of an aqueous alkaline solution comprises having the solution contain at least a carboxylated polymer.</p>
申请公布号
ES454918(A1)
申请公布日期
1977.12.16
申请号
ES19180004549
申请日期
1977.01.10
申请人
SOLVAY & CIE.
发明人
分类号
D21C5/02;(IPC1-7):21C/
主分类号
D21C5/02
代理机构
代理人
主权项
地址
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