Liquid purification or separation – Processes – Liquid/liquid solvent or colloidal extraction or diffusing...
Patent
1990-04-26
1991-01-01
Sever, Frank
Liquid purification or separation
Processes
Liquid/liquid solvent or colloidal extraction or diffusing...
210644, 2101952, 2102572, 210263, 2103216, B01D 6114, B01D 6118
Patent
active
049815946
ABSTRACT:
A purification system for cooling tower water where no antiscalent chemicals need be added when the water is provided from a municipal source. The water is continually filtered and disinfected, and its TDS is kept at acceptable levels, by the use of nanofiltration in combination with ionization. Water discharge form the tower is reduced by 80 percent or more.
REFERENCES:
patent: 4145279 (1979-03-01), Selby
Durando Antonio R.
Sever Frank
Wastewater Resources Inc.
Weiss Harry M.
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