F - Mech Eng,Light,Heat,Weapons – 28 – D
Patent
F - Mech Eng,Light,Heat,Weapons
28
D
257/4
F28D 15/00 (2006.01)
Patent
CA 1311467
Heat Exchanger Abstract A very simple and inexpensive heat exchanger comprises a closed vessel V having thermally conduct- ing walls and helium gas within the vessel. The helium gas is a heat transfer medium between a source of heat or cold and the vessel walls and the vessel walls are a heat transfer medium between the helium gas and a fluid in contact with the walls to be heated or cooled.
466615
Liljegren Leif
Scanlan Harry J.
Bereskin & Parr
South Breeze Corporation
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