MACHINE FOR MAKING PURE NITROGEN BY PRESSURE VARIATION AND ADSORPTION

This invention discloses a machine for making pure nitrogen, which has more than one adsorbing column and multistage pressure-variable adsorbing separation. It uses carbon molecular sieve as adsobent. The purity of N2 is 99.9% for the yield rate of 23%, or 99.95% for the yield rate of 16%.

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Bibliographic Details
Main Author REN YONGQIAN
Format Patent
LanguageEnglish
Published 20.11.1991
Subjects
CHEMISTRY
COMPOUNDS THEREOF
INORGANIC CHEMISTRY
METALLURGY
NON-METALLIC ELEMENTS
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
TRANSPORTING
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Summary:This invention discloses a machine for making pure nitrogen, which has more than one adsorbing column and multistage pressure-variable adsorbing separation. It uses carbon molecular sieve as adsobent. The purity of N2 is 99.9% for the yield rate of 23%, or 99.95% for the yield rate of 16%.
Bibliography:Application Number: CN1990102713