FORWARD OSMOSIS SYSTEM AND PROCESS
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United States of America Patent
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Aug 22, 2013
app pub date -
Feb 8, 2013
filing date -
Feb 11, 2012
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Abstract
A forward osmosis fluid purification system includes a cross-flow membrane module with a membrane, a channel on each side of the membrane which allows a feed solution and a draw solution to flow through separately, a feed side, a draw side including a draw solute, where the draw solute includes an aryl sulfonate salt. The system can be used in a process to extract water from impure water, such as wastewater or seawater. The purified water can be applied to arid land.
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