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发明名称
METHOD AND APPARATUS FOR KEEPING PULVERIZATION SIZE OF BARRAGE FOR CASTING, RUNNER BRICK, FILTER, AND INFERIOR PRODUCT
摘要
申请公布号
JPH11138033(A)
申请公布日期
1999.05.25
申请号
JP19970305870
申请日期
1997.11.07
申请人
OKUYA YASUAKI
发明人
OKUYA YASUAKI
分类号
B02C1/00;B02C1/02;B02C1/04;(IPC1-7):B02C1/04
主分类号
B02C1/00
代理机构
代理人
主权项
地址
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