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经营范围
发明名称
Discharge of granular media from treatment vessels
摘要
申请公布号
GB2249038(A)
申请公布日期
1992.04.29
申请号
GB19900023302
申请日期
1990.10.25
申请人
* PWT PROJECTS LIMITED
发明人
DAVID GEORGE * STEVENSON
分类号
B01D24/22;B01D36/04
主分类号
B01D24/22
代理机构
代理人
主权项
地址
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