Process for the manufacture of diamond jewellery

Details Process for the manufacture of diamond jewellery Process for the manufacture of diamond jewellery

1993-06-04

1995-06-13

Rose, Robert A.

Abrading

Abrading process

Combined abrading

451540, 63 32, 125 3001, B24B 100

Patent

active

054237149

ABSTRACT:
The process serves for the manufacture of diamond jewellery. In order to be able to offer diamonds of individually varying outward appearance and the everlasting advantage of scratch-resistant surfaces it is provided according to the invention to burn depressions into a ground polycrystalline diamond by means of a laser beam and to subsequently vapor-deposit a layer thereon which by regrinding the ground surface is removed from the surface yet maintained within the depressions.

REFERENCES:
patent: 286023 (1883-10-01), Lancon
patent: 3835665 (1974-09-01), Kitchel
patent: 4809417 (1989-03-01), Normann, Jr.
patent: 5054246 (1991-10-01), Phaal et al.

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