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经营范围
发明名称
Improvements in or relating to hydrocyclones and vortex chambers and the production thereof
摘要
申请公布号
GB686072(A)
申请公布日期
1953.01.14
申请号
GB19490032237
申请日期
1949.12.15
申请人
MAATSCHAPPIJ VOOR KOLENBEWERKING STAMICARBON N.V.
发明人
分类号
B04C5/081;B04C5/28
主分类号
B04C5/081
代理机构
代理人
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