Patent ID: 6478081
Filing Date: 2002-11-12
Classification: F28D,F28F,Y10S

Abstract:
A plate heat exchanger comprising a stack of heat transfer plates which are provided with through inlet ports forming an inlet channel through said stack and, between said heat transfer plates, sealing means which together with said heat transfer plates in every other plate interspace delimit a first flow passage for a first fluid and, in each of the remaining plate interspaces, delimit a second flow passage for a second fluid, wherein said inlet channel communicates with each first flow passage by way of at least one inlet passage and is blocked from each second flow passage by sealing means which is located in a primary sealing area around each respective inlet port, wherein a gasket is detachably located directly between a pair of permanently joined heat transfer plates forming said first flow passage and seals around the respective inlet ports of said pair of permanently joined heat transfer plates.