Apparatus, method for enrichment of the heavy isotopes of...

Electrolysis: processes – compositions used therein – and methods – Electrolytic synthesis – Preparing nonmetal element

Reexamination Certificate

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C423S579000, C423S580200

Reexamination Certificate

active

07393447

ABSTRACT:
An apparatus comprising first to third columns, wherein the outlet of a first column reboiler and the inlet of a second column condenser are connected by a first introduction conduit, and the outlet of a second distillation column reboiler and the inlet of a third column condenser are connected by a second introduction conduit, and additionally the outlet of the second column condenser and the inlet of the first column reboiler are connected by a first return conduit, and the outlet of the third column condenser and the inlet of the second column reboiler are connected by a second return conduit.

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