Apparatus, method for enrichment of the heavy isotope oxygen and production method for heavy oxygen water
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United States of America Patent
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Dec 28, 2004
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N/A
app pub date -
Oct 11, 2000
filing date -
Oct 12, 1999
priority date (Note) -
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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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