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发明名称
DOUBLE-DISTILLATION APPARATUS WITH DISTILLAND LEVEL CONTROL
摘要
申请公布号
US3489649(A)
申请公布日期
1970.01.13
申请号
USD3489649
申请日期
1968.01.29
申请人
RESEARCH CORP.
发明人
GUNTHER WEISS
分类号
C02F1/04;(IPC1-7):B01D3/42;C02B1/04
主分类号
C02F1/04
代理机构
代理人
主权项
地址
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