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发明名称
Procédé pour la fabrication de pâte à papier mécanique avec les pins à forte teneur de résine, notamment pinus maritime
摘要
申请公布号
FR859601(A)
申请公布日期
1940.12.23
申请号
FRD859601
申请日期
1939.05.16
申请人
发明人
D'EPREMESNIL DU VAL
分类号
D21B1/24
主分类号
D21B1/24
代理机构
代理人
主权项
地址
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