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2 065 780

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C1

(51)

IPC

(21) (22)

Application

94029077/03, 1994-08-02

(22)

Actual filing date

1994-08-02

(45)

Published

1996-08-27

(72)

Inventor

Burkov A.I.Andreev V.L.Roshchin O.P.

(73)

Holder

Nauchno-Issledovatel'Skij Institut Sel'Skogo Khozjajstva Severo-Vostoka Im. N.V.Rudnitskogo

GRAIN CLEANING MACHINE Russian patent published in 1996 - IPC

Abstract RU 2065780 C1

FIELD: agriculture and other branches of industry. SUBSTANCE: machine has two parallel screen stands, aspiration channel positioned before screens and provided with screen-type flow divider adapted to feed coming down and basic fractions to lower and upper screen stands, respectively, post-screen aspiration channel with device for receiving fractions from upper and lower screen stands. This device has two entrance openings leading into post-screen aspiration channel. Entrance opening for fraction delivered from upper screen stand is positioned above entrance opening for fraction delivered from lower screen stand. EFFECT: increased efficiency, reduced grain loss and enhanced reliability in operation. 1 dwg

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RU 2 065 780 C1

Authors

Burkov A.I.

Andreev V.L.

Roshchin O.P.

Dates

1996-08-27—Published

1994-08-02—Filed

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