发明授权
US07297256B2 Pressure gradient dosing system for fluid supply 有权
用于流体供应的压力梯度计量系统

Pressure gradient dosing system for fluid supply
摘要:
A pressure gradient dosing system is provided for a fluid supply system. A flow passage has first and second pressure zones having a pressure gradient therebetween. An additive reservoir in an additive delivery system responds to the pressure gradient to release additive to the flow passage.
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