Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Ion-exchange polymer or process of preparing
Patent
1981-10-26
1983-06-14
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Ion-exchange polymer or process of preparing
B01J 4900
Patent
active
043884172
ABSTRACT:
A method for regenerating the exhausted anion and cation exchange resins in a mixed bed demineralizer which utilizes an inert material of a specific density intermediate to the specific densities of the anion and cation resins. The inert resin remains in the regeneration system and is not returned to the service vessel with the regenerated resin.
REFERENCES:
patent: 2666741 (1954-01-01), McMullen
patent: 3582504 (1971-06-01), Salem et al.
patent: 3826761 (1974-07-01), Short
patent: 4264439 (1981-04-01), Lefevre et al.
patent: 4298696 (1981-11-01), Emmett
Down Peter E.
Salem Eli
Ecodyne Corporation
Kulkosky Peter F.
Schofer Joseph L.
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