APPARATUS FOR PRODUCING LIQUID NITROGEN AND GASEOUS HELIUM FROM HIGH- NITROGEN GAS DEPOSIT Russian patent published in 1998 - IPC

Abstract RU 2117886 C1

FIELD: cryogenic engineering. SUBSTANCE: in the apparatus, gas purification and drying unit is in-series connected, over pipelines, with water-gas, helium-gas, and nitrogen- gas heat exchangers, compressor, water-gas heat exchanger, turboexpander, separator and liquid nitrogen receiver. EFFECT: simplified design and enhanced operation efficiency. 1 dwg

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RU 2 117 886 C1

Authors

Zhitomirskij Fedor Efimovich

Krylov Dmitrij Viktorovich

Khromova Nina Romanovna

Komissarova Irina Nikolaevna

Dates

1998-08-20Published

1995-05-23Filed