Method for producing silver colored brazing alloy

Details Method for producing silver colored brazing alloy Method for producing silver colored brazing alloy

1985-10-28

1987-02-03

Niebling, John F.

Chemistry: electrical and wave energy

Processes and products

Electrostatic field or electrical discharge

2041291, C25F 100

Patent

active

046407529

ABSTRACT:
A strip of silver-copper brazing alloy, connected to the positive terminal of a rectifier, is passed through an acid treatment bath containing a cathode adjacent each face of the strip. The strip is resistively heated to a temperature of at least 350.degree. C. prior to its entry into the treatment bath by passing an electric current through the strip and the treatment bath to the cathodes. Copper oxide is electrolytically dissolved from the surface of the strip in the treatment bath.

REFERENCES:
patent: 2504906 (1950-04-01), Tremblay
patent: 2661330 (1953-12-01), Sullivan
patent: 3372468 (1968-03-01), Pryor et al.
patent: 3528896 (1970-09-01), Davidoff et al.

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