Solid product dispenser and method and apparatus to control dispensing rate of a solid product with changing temperature

A dispenser (10) uses first and second flow controls (70, 73). The flow controls maintain first and second flow ranges independent of diluent pressure within a pressure range, wherein the use solution's concentration is maintained over the pressure range. A third flow control (75) may also be u...

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Bibliographic Details
Main Authors BERG THOMAS P, THOMAS JOHN E, EVERSON TERRENCE P, PLANTIKOW ROBERT J, RUSSELL SCOTT T, BATCHER THOMAS, BRADY DANIEL F
Format Patent
LanguageChinese
English
Published 10.11.2010
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Summary:A dispenser (10) uses first and second flow controls (70, 73). The flow controls maintain first and second flow ranges independent of diluent pressure within a pressure range, wherein the use solution's concentration is maintained over the pressure range. A third flow control (75) may also be utilized in a third diluent passageway for maintaining a third flow range independent of the diluent pressure within the pressure range. A bypass valve assembly (41) is operatively connected to the third incoming diluent passageway. The bypass valve has a temperature control valve. The temperature control valve having a bypass passageway, wherein additional diluent is added to the use solution, thereby controlling the use solution's concentration.
Bibliography:Application Number: CN200580030623