Ion-exchange based fluid treatment systems

Details Ion-exchange based fluid treatment systems Ion-exchange based fluid treatment systems

2005-04-12

2005-04-12

Hopkins, Robert A. (Department: 1724)

Liquid purification or separation

Processes

Ion exchange or selective sorption

C210S669000, C210S670000, C210S677000, C210S681000

Reexamination Certificate

active

06878285

ABSTRACT:
A process for removing soluble and insoluble inorganic, organic, and microbiological contaminants from a fluid stream employing a pretreatment module, a post-treatment module, a recharge stream module or any combination thereof, and an ion exchange module, is provided. The process provided reduces the problems associated with ion exchange material fouling and increases contaminant removal capacity.

REFERENCES:
patent: 4182676 (1980-01-01), Casolo
patent: 4198296 (1980-04-01), Doumas et al.
patent: 5180491 (1993-01-01), Polasky
patent: 6187192 (2001-02-01), Johnston et al.
patent: 6197193 (2001-03-01), Archer

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