<p>A method for detecting the presence of a leak between two fluid paths of an assembled plate heat exchanger by evacuating one or both fluid paths to a low pressure, introducing a test gas to one of the fluid paths to create a pressure differential between the fluid paths, and testing for the presence of test gas in the second fluid path.</p>
申请公布号
WO2009073840(A1)
申请公布日期
2009.06.11
申请号
WO2008US85651
申请日期
2008.12.05
申请人
APV NORTH AMERICA, INC.;KUMAR, HEMANT;SHAW, JONATHAN GRAHAM