DUAL PRIMING SYSTEM FOR A PUMP
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United States of America Patent
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Issued Date -
Feb 17, 2022
app pub date -
Aug 17, 2020
filing date -
Aug 17, 2020
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Abstract
A dual priming system connected with a centrifugal pump to evacuate gas therefrom includes a positive displacement pump fluidly connectable with the centrifugal pump and a venturi fluidly connectable with the centrifugal pump in parallel with the positive displacement pump. The dual priming system is operational in a first mode, wherein the positive displacement pump is inactive and the venturi is activated, and a second mode, wherein the positive displacement pump is activated and the venturi is activated.
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