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发明名称
PROCESS FOR REGENERATING TREATMENT OF UTILIZED MOULDING SAND WITH PREDOMINANT CLAY CONTENT BY PORTIONS
摘要
申请公布号
HU910744(D0)
申请公布日期
1991.09.30
申请号
HU19910000744
申请日期
1991.03.07
申请人
GEORG FISCHER AG.,CH
发明人
WILHELM,LUDWIG,DE;SATMER,FRANZ,CH
分类号
B22C5/04;B22C5/10
主分类号
B22C5/04
代理机构
代理人
主权项
地址
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