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发明名称
SPHERICAL MOLDING SAND
摘要
The present invention relates to spherical casting sand having an average particle diameter of 0.03 to 1. 5 mm, produced by a flame fusion method, usable together with a urethane binder.
申请公布号
EP1844877(A4)
申请公布日期
2008.10.08
申请号
EP20060713074
申请日期
2006.01.31
申请人
KAO CORPORATION
发明人
KATO, MASAYUKI;INA, YOSHIMITSU
分类号
B22C1/00;B22C1/22
主分类号
B22C1/00
代理机构
代理人
主权项
地址
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