Low pressure fluctuation apparatuses for blending fluids, and methods of using the same
Number of patents in Portfolio can not be more than 2000
United States of America
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Mar 8, 2022
Grant Date -
Sep 14, 2017
app pub date -
Oct 8, 2015
filing date -
Oct 8, 2015
priority date (Note) -
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Abstract
A low pressure fluctuation control apparatus comprises a liquid recirculation loop comprising a dip tube, a diaphragm or bellows type pump, a first regulator, a first flow meter, a junction, and a return tube. A back pressure controller is located in the return tube. In addition, the apparatus comprises a material supply line fluidly connected the liquid recirculation loop via the junction. A flow control system is located in the material supply line. The recirculation loop draws liquid from a supply container by the dip tube, and returns a portion of the liquid to the supply container by the return tube. The backpressure flow controller regulates the flow rate of the liquid, thereby steadying fluctuations in the liquid being supplied.
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