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发明名称
RESIN COATED SAND
摘要
<p>The present invention provides resin-coated sand containing spherical molding sand with a binder composition, the spherical molding sand having an average particle diameter of 0.02 to 1.5 mm and being produced by a flame fusion method.</p>
申请公布号
KR20070018012(A)
申请公布日期
2007.02.13
申请号
KR20067017524
申请日期
2005.05.19
申请人
发明人
分类号
B22C1/00;B22C1/22
主分类号
B22C1/00
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代理人
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