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发明名称
CHEMICAL FEED METHOD AND APPARATUS
摘要
申请公布号
GB1254000(A)
申请公布日期
1971.11.17
申请号
GB19680046642
申请日期
1968.10.01
申请人
BETZ LABORATORIES, INC.
发明人
分类号
C02F1/68;C05C1/00
主分类号
C02F1/68
代理机构
代理人
主权项
地址
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