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发明名称
Heat retaining method for molten metal supplied into injection sleeve, method of applying heat insulating powder onto an inner surface of the injection sleeve, and device therefor
摘要
申请公布号
US5014765(A)
申请公布日期
1991.05.15
申请号
US19890356344
申请日期
1989.05.24
申请人
AHRESTY CORPORATION
发明人
AOYAMA, SHUNZO;YOSHIDA, KUNIO;DOI, HACHIRO;SAKAMOTO, KATSUMI
分类号
B22D17/20
主分类号
B22D17/20
代理机构
代理人
主权项
地址
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