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US 10,473,411 B2Granted
Aluminum alloy finned heat exchanger
AssigneeCarrier Corporation
InventorThomas J. Garosshen
Life of this patent
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Abstract
A heat exchanger includes a conduit of a first aluminum alloy and a plurality of fins in thermally conductive contact with the exterior of the conduit. The fins include a second aluminum alloy comprising from 0.005 wt. % to 0.1 wt. % of at least one alloying element selected from tin, barium, indium, mercury, and gallium.
Claims19
A heat exchanger, comprising:
- a conduit comprising a first aluminum alloy;
- and
- a plurality of fins in thermally conductive contact with the exterior of said conduit, said fins comprising a second aluminum alloy comprising from 0.5 to 6.0 wt. % zinc, and from 0.005 wt. % to 0.1 wt. % of at least one alloying element selected from barium, mercury, and gallium.
Dependencies are inferred from the claim text.