F - Mech Eng,Light,Heat,Weapons – 28 – F
Patent
F - Mech Eng,Light,Heat,Weapons
28
F
26/146, 257/27
F28F 1/26 (2006.01) B21C 37/20 (2006.01) F28F 1/12 (2006.01)
Patent
CA 1190542
ABSTRACT A heat exchanger embodying an elongated tubular member with integral fins projecting therefrom, with predetermined areas of the tubular member being rendered fin-free during formation of the heat exchanger.
424754
Pasternak Stephen F.
Wohrstein Franz X.
Osler Hoskin & Harcourt Llp
Peerless Of America Inc.
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