METHOD OF ULTRADISPERSED DIAMOND ISOLATION Russian patent published in 1994 - IPC

Abstract RU 2019500 C1

FIELD: synthetic diamonds. SUBSTANCE: suspension of ultradispersed diamonds is heated up to 20-90 C, and separation is carried out using flow ultrafiltration at the suspension rate in ultrafilter channel 2-6 m/s, under pressure (0.5-6.0 x (0,5-6,0)·10⁵ Pa Pa. Additional washing of diamonds at the gradual change of dispersion medium is possible. EFFECT: enhanced effectiveness of isolation and quality of diamond surface. 2 cl, 2 tbl

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RU 2 019 500 C1

Authors

Оvcharenko А.G.

Sataev R.R.

Solokhina А.В.

Ignatchenko А.V.

Dates

1994-09-15—Published

1990-08-10—Filed