Liquid purification or separation – Filter – Material
Patent
1980-04-18
1981-10-06
Hart, Charles N.
Liquid purification or separation
Filter
Material
B01D 1300
Patent
active
042934206
ABSTRACT:
Process for the treatment of Reverse Osmosis membranes to extend their storage life when immersed in water by the addition of magnesium calcium or sodium ions to the water.
REFERENCES:
patent: 3423491 (1969-01-01), McLain et al.
patent: 3551331 (1970-12-01), Cescon et al.
patent: 3567632 (1971-03-01), Richter et al.
Applegate Lynn E.
Brown, Jr. Charles J.
Cross E. Rollins
E. I. Du Pont de Nemours and Company
Hart Charles N.
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