发明名称 Device for supplying gas into liquid, comprises tube shaped filter fabric, inner tube, which has gas discharge openings distributed over its length and which is enclosed by radial distance, and liquid inlet and liquid outlet
摘要
申请公布号 AT503643(A4) 申请公布日期 2007.12.15
申请号 AT20060001322 申请日期 2006.08.08
申请人 STAUDINGER JOHANN 发明人
分类号 B01F3/04;C02F3/20 主分类号 B01F3/04
代理机构 代理人
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