Heat exchanger plate

Heat exchange – Flow passages for two confined fluids – Interdigitated plural first and plural second fluid passages

Reexamination Certificate

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Details

C165S166000, C165SDIG039

Reexamination Certificate

active

07055587

ABSTRACT:
The invention refers to a heat exchanger plate (4) for a plate heat exchanger, a plate package, and a plate heat exchanger. The plate includes an edge, which extends around the plate, an edge area (6) which extends around the plate inside the edge, and a heat exchanging surface (5) with a corrugation of ridges and valleys which extend in at least a first direction (A, B) over the plate (4). Furthermore, the plate includes a support area (41), which extends around the heat exchanging surface (5) inside the edge area (6) and includes a corrugation of ridges (42) and valleys (43).

REFERENCES:
patent: 3568765 (1971-03-01), Konrad
patent: 4376460 (1983-03-01), Skoog
patent: 4378837 (1983-04-01), Ospelt
patent: 4664183 (1987-05-01), Fischer
patent: 4678030 (1987-07-01), Almqvist
patent: 4719970 (1988-01-01), Fayolle
patent: 5088552 (1992-02-01), Raunio
patent: 5226474 (1993-07-01), Hallgren
patent: 5443115 (1995-08-01), Pedersen et al.
patent: 6073687 (2000-06-01), Jensen et al.
patent: 6802365 (2004-10-01), Huguet et al.
patent: 393162 (1991-08-01), None
patent: 165179 (1985-12-01), None
patent: 1 339 542 (1973-12-01), None

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