Liquid purification or separation – Processes – Ion exchange or selective sorption
Reexamination Certificate
2006-03-14
2006-03-14
Barry, Chester T. (Department: 1724)
Liquid purification or separation
Processes
Ion exchange or selective sorption
C210S196000, C210S197000
Reexamination Certificate
active
07011759
ABSTRACT:
Pressure is balanced within a partitioned process vessel by flushing the heads of the vessel. Careful handling of the flush purge removed from the head can mitigate the loss of valuable product to this stream.
REFERENCES:
patent: 2985589 (1961-05-01), Broughton et al.
patent: 3040777 (1962-06-01), Carson et al.
patent: 3422848 (1969-01-01), Carson et al.
patent: 5595665 (1997-01-01), Noe
Barry Chester T.
Conser Richard E.
Piasecki David J.
Tolomei John G.
UOP LLC
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