专利名称：Apparatus for cleaning and removing
deposits from internal walls of ducts forconveying fluids of any kind
发明人：Ezio Stocco申请号：US09523961申请日：20000313公开号：US06581235B1公开日：20030624
专利附图：
摘要：An apparatus for cleaning and removing deposits from internal walls of ductsfor conveying fluids of any kind, comprising at least a propulsion head which is
constituted by an elongated stem and by an impeller which is mounted freely on thestem and is suitable to produce an uninterrupted vibration and a series of hydraulicshocks or hammerings in order to cause the advancement of the head in the duct and acleaning and/or removal element which is provided with means for rigid fixing to the frontend of the stem or with means for engagement to the front or rear of the stem.
申请人：INTERNATIONAL WESTAR LIMITED
代理人：Daniel O'Byrne
更多信息请下载全文后查看
因篇幅问题不能全部显示，请点此查看更多更全内容