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经营范围
发明名称
NON-STICKING SAND MIX FOR FOUNDRY CORES
摘要
申请公布号
CA901699(A)
申请公布日期
1972.05.30
申请号
CAD901699
申请日期
申请人
ASHLAND OIL
发明人
JANIS ROBINS
分类号
B22C1/22;B22C1/24;C08G18/54;C08K5/09;(IPC1-7):C08K5/09
主分类号
B22C1/22
代理机构
代理人
主权项
地址
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