发明名称 Device for sucking of drillings
摘要 A device for sucking off drillings during the drilling of boreholes, comprising a suction fan (9) and a filter (10) as well as an opening closeable by a lid for emptying the drillings reception space (8) preceding the filter (10), in which, for the simple cleaning of the filter (10), the lid (12) is connected with a vibrating mechanism for the filter (10).
申请公布号 AU2032299(A) 申请公布日期 1999.09.23
申请号 AU19990020322 申请日期 1999.03.10
申请人 TAMROCK VOEST-ALPINE BERGTECHNIK GESELLSCHAFT M.B.H. 发明人 KURT SCHAFFER;KARL SCHNEDL;ERICH BRANDL
分类号 E21B21/015;E21B21/07;E21D20/00;E21F5/20 主分类号 E21B21/015
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