METHOD OF FACETING DIAMONDS WITH CULET Russian patent published in 2013 - IPC A44C17/00 B28D5/00

Abstract RU 2486853 C2

FIELD: process engineering.

SUBSTANCE: invention is intended for use in production of jewelry. Proposed method comprises faceting round diamond to form a culet. Inner taper with solid angle of 98.5° is ground and polished in said culet.

EFFECT: complete reflection of light from cullet to create extra stone brilliance.

2 dwg

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RU 2 486 853 C2

Authors

Chankin Anton Aleksandrovich

Dates

2013-07-10—Published

2011-10-10—Filed