Appeal No. 1999-0060
Application No. 08/567,771
THE INVENTION
The appellants claim a specified distillation system.
Claim 1 is illustrative:
1. A system for recovering through at least one
distillation cycle at least one purified component from
a starting mixture, said system comprising:
an evaporation tank for evaporating of said
starting mixture into vapors;
a condenser attached to said evaporation tank for
receiving said vapors from said evaporation tank and
condensing them to a liquid state;
a reflux column extending between said evaporation
tank and said condenser;
a collection tank for collecting said purified
component from said condenser; and
a transition tank connected with said evaporation
tank and receiving at least one transition mixture from
said condenser which has been distilled from said
starting mixture during said distillation cycle and is
to be supplied to said system as a part of the starting
mixture used in a next distillation cycle.
THE REFERENCES
Vinz 4,778,566 Oct. 18, 1988
Jensen 4,894,145 Jan. 16, 1990
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