Environmental protection concerned method for manufacturing...

Details Environmental protection concerned method for manufacturing... Environmental protection concerned method for manufacturing...

2005-02-08

2005-02-08

Rosenbaum, Irene Cuda (Department: 3726)

Metal working

Method of mechanical manufacture

Heat exchanger or boiler making

C029S557000, C029S505000

Reexamination Certificate

active

06851186

ABSTRACT:
An environment protection concerned method for manufacturing a heat sink includes the steps of: (a) putting a main material with a top into a die; (b) placing a heat transfer promoting material on the top of the main material, wherein the heat transfer promoting material has a thermal conductivity larger than that of the main material; and (c) forging the heat transfer promoting material and the main material to form a heat sink having a plurality of radiation fins.

REFERENCES:
patent: 6032362 (2000-03-01), Okikawa et al.
patent: 6088917 (2000-07-01), Lee et al.
patent: 6134783 (2000-10-01), Bargman
patent: 6202303 (2001-03-01), Trobough
patent: 6367152 (2002-04-01), Kataoka

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