Metal working – Burning in – wearing in – or oil burnishing
Patent
1990-10-09
1992-04-28
Davis, Jr., Albert W.
Metal working
Burning in, wearing in, or oil burnishing
165152, 165183, 165184, B21F 2100, B21C 3726
Patent
active
051075750
ABSTRACT:
A pin-fin type heat exchanger comprising a plurality of wire-like heat conductive elements arranged in parallel and spaced from each other, and formed into a corrugated shape, and a method of manufacturing the same by making a corrugated sheet including the wire-like heat conductive elements and a temporary fixing material and removing the temporary fixing material after the heat conductive element is joined to a pipe through which fluid passes.
REFERENCES:
patent: 2268680 (1942-01-01), Linde
patent: 2711382 (1955-06-01), Smith-Johannsen
patent: 3397440 (1968-08-01), Dalin
patent: 4936379 (1990-06-01), Hoshino et al.
patent: 4955525 (1990-09-01), Kudo et al.
Ishida Minoru
Isobe Toshio
Asahi Kasei Kogyo Kabushiki Kaisha
Davis Jr. Albert W.
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