Method for the production of a heat exchanger
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United States of America Patent
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Nov 1, 1988
Grant Date -
N/A
app pub date -
Apr 27, 1987
filing date -
Apr 27, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for the production of a heat exchanger having a core part thereof formed by joining a tube of aluminum material and heat-transfer fins of aluminum material with a brazing material, which method is characterized by effecting said brazing by the use of a flux obtained by suspending a potassium fluoroaluminate complex in an aqueous solution of a pigment-forming water-soluble compound.
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