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发明名称
Mixture concentrator
摘要
申请公布号
GB2033259(A)
申请公布日期
1980.05.21
申请号
GB19790037494
申请日期
1979.10.30
申请人
BLACK D S
发明人
分类号
B04B5/12;C02F11/12;E21B43/267;(IPC1-7):B04B5/12
主分类号
B04B5/12
代理机构
代理人
主权项
地址
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