Stable isotope concentration method

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United States of America

PATENT NO 12151208
APP PUB NO 20230104429A1
SERIAL NO

17914971

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Abstract

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The object of the present invention is to provide a stable isotope concentration method that reduces equipment cost and power without prolonging the start-up time and enables efficient concentration, and the present invention provides a stable isotope concentration method using multiple cascaded distillation columns (1st column to mth column; m is an integer of 2 or more), wherein the method includes a step in which one of gas and liquid is supplied from a position in the vicinity of the bottom of a (n−1)th column to a position in the vicinity of the top of an nth column (1

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Patent Owner(s)

Patent OwnerAddress
TAIYO NIPPON SANSO CORPORATIONTOKYO 142-8558

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Igarashi, Takehiro Tokyo, JP 5 3
Kambe, Takashi Tokyo, JP 15 62
Kihara, Hitoshi Tokyo, JP 25 221

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