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1. WO1979001097 - PLATE HEAT EXCHANGER

Note: Text based on automatic Optical Character Recognition processes. Please use the PDF version for legal matters

[ EN ]

C L A I M S

1. A plate heat exchanger comprising a plurality of plates, which are arranged to the side of each other, and each of which consists of two metal sheets, which are welded one to the other along two parallel edges and have longitudinal bulgings in parallel with said edges, c h a r a c t e r i z e d i n that each plate at one end is formed with a turning zone in that the bulgings in pairs meet in such a manner, that in the sheet plane two outermost bulgings next to the outermost ones, a.s.o., and the number of bulgings is an integer number.
2. A plate heat exchanger as defined in claim 1, c h a r a c t e r i z e d i n that bulgings connected in pairs are symmetrical in cross-sectional shape.
3. A plate heat exchanger as defined in claim 1 , c h a r a c t e r i z e d i n that bulgings connected in pairs are asymmetrical in the cross-sectional shape and reversed one relative to the other.