发明名称 Leak detection system
摘要 A method of separating a lighter gas from heavier gases. A series of pumps is used. A gas to be separated out from a mixture of gases is introduced at an exhaust port of one of the pumps, with the lighter gas among them traveling upstream into a container.
申请公布号 US5258050(A) 申请公布日期 1993.11.02
申请号 US19910744955 申请日期 1991.08.14
申请人 DANIELSON ASSOCIATES, INC. 发明人 DANIELSON, PHILIP
分类号 B01D57/00;G01M3/20;(IPC1-7):B01D57/00 主分类号 B01D57/00
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