Liquid purification or separation – Plural chambers with movement of granules therebetween
Patent
1984-10-22
1987-09-15
Cintins, Ivars
Liquid purification or separation
Plural chambers with movement of granules therebetween
B01J 4710
Patent
active
046938184
ABSTRACT:
A moving bed ion exchange apparatus including a loading vessel having a resin inlet and a resin outlet and containing an ion exchange resin bed, a feed liquid inlet and outlet for passing a feed liquid through the resin bed in the loading vessel, a U-shaped regeneration vessel containing an ion exchange resin bed, one end of the regeneration vessel having a first conduit in resin transfer communication with the resin outlet in the loading vessel and the other end of the regeneration vessel having a second conduit in resin transfer communication with the resin inlet of the loading vessel, a first resin passing control valve for controlling the flow of resin through the first conduit, a second resin passing control valve for controlling the flow of resin through the second conduit, a regenerant inlet connected to the regeneration vessel for introducing regenerant into said vessel, a displacement rinse inlet connected to the regeneration vessel for introducing a rinse liquid into said regeneration vessel to diplace the regenerant, and a polish rinse inlet connected to the second conduit in close proximity to the second control valve for passing a rinse liquid through the second conduit for moving the resin away from the second control valve prior to admission of the resin into the loading vessel.
REFERENCES:
patent: 3492092 (1970-01-01), Higgins
patent: 3775310 (1973-11-01), Conway et al.
patent: 3972810 (1976-08-01), Chopra
patent: 4228001 (1980-10-01), Carlson
Carlson Lee G.
Terrien Conrad
Barry Ronald E.
Cintins Ivars
UIP Engineered Products Corporation
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