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2 023 254

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IPC

(21) (22)

Application

4948660/25, 1991-06-24

(22)

Actual filing date

1991-06-24

(45)

Published

1994-11-15

(72)

Inventor

Shindin Sergej AleksandrovichIvanov Vadim VladimirovichMakhov Igor' L'Vovich

(73)

Holder

Shindin Sergej AleksandrovichIvanov Vadim VladimirovichMakhov Igor' L'Vovich

DEVICE FOR DETERMINING VELOCITY AND DIMENSIONS OF PARTICLES Russian patent published in 1994 - IPC

Abstract RU 2023254 C1

FIELD: measurement technology. SUBSTANCE: device has a second recording channel including an auxiliary light-splitting unit optically coupled through a second field diaphragm and rotary prism with a phoreceptor connected through a coincidence circuit to a control and recording unit. The device is characterized in that dimensions of auxiliary diaphragm is no greater than one third of first diaphragm. EFFECT: enhanced accuracy. 1 dwg

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RU 2 023 254 C1

Authors

Shindin Sergej Aleksandrovich

Ivanov Vadim Vladimirovich

Makhov Igor' L'Vovich

Dates

1994-11-15—Published

1991-06-24—Filed

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