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2 200 303

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IPC

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Application

99118951/28, 1999-08-30

(24)

Start date

1999-08-30

(22)

Actual filing date

1999-08-30

(45)

Published

2003-03-10

(72)

Inventor

Semenov I.A.

(73)

Holder

Gosudarstvennoe Unitarnoe Predprijatie Nauchno-Issledovatel'Skij Khimicheskij Institut S Opytnym Zavodom"

METERING PUMP Russian patent published in 2003 - IPC

Abstract RU 2200303 C2

FIELD: batching of various substances soluble in technological liquid into this liquid. SUBSTANCE: hydraulic resistance of metering pump communicating chambers with metered substance and technological liquid extends in vertical direction. Distance between uppermost and lowest points of hydraulic resistance should be not less than 10.0 mm. This resistance can be implemented in the form of at least two separate parts with distance between them along vertical line equal to 10.0 mm or more. EFFECT: enhanced functional reliability of metering pump with simplified technique of its servicing. 1 cl, 1 dwg

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RU 2 200 303 C2

Authors

Semenov I.A.

Dates

2003-03-10—Published

1999-08-30—Filed

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