PISTON PUMP Russian patent published in 1996 - IPC

Abstract RU 2067214 C1

FIELD: chemical and oil refining industries. SUBSTANCE: mounted in upper portion of housing of piston two-chamber pump is flow sensor made in form of fibre-optics transducers with external amplitude modulation. Inner chambers of pump are provided with suction and delivery pipe lines. Fitted at points of connection of pipe lines are suction and delivery valves which are made in form of angular dampers. Suction pipe line is provided with device for determination of liquid which is electrically connected with flow sensor. EFFECT: enhanced efficiency. 2 dwg

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RU 2 067 214 C1

Authors

Molchanov O.V.

Kabanov V.I.

Dates

1996-09-27—Published

1992-06-04—Filed