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发明名称
BARREL GRINDING AGENT
摘要
PURPOSE:To provide reduction in grinding time using straw wastes.
申请公布号
JPS5214296(A)
申请公布日期
1977.02.03
申请号
JP19750090076
申请日期
1975.07.25
申请人
HITACHI LTD
发明人
AKATSU YASUYUKI;YAMAYA AKIRA;MINATO AKIRA
分类号
B24B31/14
主分类号
B24B31/14
代理机构
代理人
主权项
地址
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