发明名称 Sand mold compositions containing scented wood
摘要 Metallurgical formed articles, such as a metal casting mold or hot top sleeve, which emit fragrance when heated and formed from refractory material containing powder or granular vegetable substance which emits fragrance when heated, and method of producing the same.
申请公布号 US4210563(A) 申请公布日期 1980.07.01
申请号 US19780946954 申请日期 1978.09.29
申请人 MIKI, MASAMITSU 发明人 MIKI, MASAMITSU
分类号 B22C1/02;C08L61/06;(IPC1-7):C08L1/00;B22C1/22 主分类号 B22C1/02
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