Patent ID: 6334955
Filing Date: 2002-01-01
Classification: B01D,C02F,Y02A

Abstract:
A fresh water generator comprising:a fresh water generating cartridge, including a reverse osmosis membrane, for desalinating a target liquid; a feed system for feeding said target liquid having a prescribed pressure to said fresh water generating cartridge without step-up means for stepping up the pressure of said target liquid, wherein said prescribed pressure is at least 0.3 kgf/cm2 and not more than 3 kgf/cm2; and flushing means for flushing said reverse osmosis membrane of said fresh water generating cartridge; wherein said reverse osmosis membrane has a permeate flux of at least 0.1 m3/m2Â·dayÂ·kgf/cm2 and a rejection performance of at least 95% for an NaCl aqueous solution of 0.05% concentration.