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发明名称
OPERATION IN DOUBLE DICK REFINER FOR PAPER MAKING
摘要
申请公布号
JPH0397986(A)
申请公布日期
1991.04.23
申请号
JP19890228273
申请日期
1989.09.05
申请人
AIKAWA TEKKO KK
发明人
AIKAWA YOSHIHIKO
分类号
B02C7/14;D21B1/22;D21D1/30
主分类号
B02C7/14
代理机构
代理人
主权项
地址
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