Patent ID: 7300707
Filing Date: 2007-11-27
Classification: B22D,H01L,Y10T

Abstract:
1. An aluminium composite structure having a channel therein, comprising: a core material having a concave groove on a surface; a covering material which is made up of a material selected from the group consisting of aluminium and aluminium alloy and which covers the surface of the core material other than an inner surface of the concave groove; and a lid which is shaped to fit into an opening of the concave groove of the core material, and is made up of a material selected from the group consisting of aluminium and aluminium alloy, wherein the edge of said lid is firmly joined to the covering material to close and seal the opening of the concave groove of the core material and form a channel for running a heat exchange medium therein, and wherein the core material is made up of a ceramics porous body.