Method of fabricating a metallic hermetic sealing cover for a co

Details Method of fabricating a metallic hermetic sealing cover for a co Method of fabricating a metallic hermetic sealing cover for a co

1980-04-24

1981-08-18

Tufariello, T. M.

Chemistry: electrical and wave energy

Processes and products

295274, 204 40, C25D 510, C25D 706

Patent

active

042844819

ABSTRACT:
A method of fabricating a metallic hermetic sealing cover for a container comprises plating a strip of base metal with a material comprising preponderantly a precious metal such as gold to a thickness of 40% to 90% of the ultimate required minimum surface thickness, which may be 25 to 100 microinches, preferably about 40 microinches, dividing the strip into cover elements of predetermined size, and barrel-plating such cover elements with the plating material to provide a resultant minimum thickness of surface plating substantially equal to the required miniumum thickness.

REFERENCES:
patent: 3472753 (1969-10-01), Wojtanek
patent: 3498902 (1970-03-01), Wojtanek

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