发明名称
摘要 Provided is an apparatus for cleaning a substrate. The apparatus includes a stage on which a substrate is loaded, a cleaning liquid supply unit supplying a cleaning liquid to the substrate, an oscillator transmitting sound waves to the substrate for cleaning the substrate, and at least two piezoelectric members disposed on an end portion of the oscillator at a predetermined distance apart from each other so as to generate the sound waves.
申请公布号 KR100931856(B1) 申请公布日期 2009.12.15
申请号 KR20070085596 申请日期 2007.08.24
申请人 发明人
分类号 H01L21/304 主分类号 H01L21/304
代理机构 代理人
主权项
地址