Heat exchanger core

Heat exchange – With coated – roughened or polished surface

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Details

148 26, 228183, 228211, 228223, F28F 1318, B23K 3534

Patent

active

047235977

ABSTRACT:
A heat exchanger core having a tube of aluminum material and heat transfer fins of aluminum material joined to each other with a brazing filler, which has at least part of the surface thereof coated with an inorganic sintered layer incorporating therein a pigment-containing phase of the two complexes of potassium hexafluoroaluminate and potassium tetrafluoroaluminate.

REFERENCES:
patent: 3580748 (1971-05-01), DeSony
patent: 3951328 (1976-04-01), Wallace et al.
patent: 3960208 (1976-06-01), Anthony et al.
patent: 4368371 (1983-01-01), Dilthey et al.
patent: 4556165 (1985-12-01), Yamawaki et al.

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