MANUFACTURE OF ULTRA-HIGH-PURITY NITROGEN GAS AND DEVICE THEREFOR

PROBLEM TO BE SOLVED: To provide a method for manufacturing ultra-high-purity nitrogen gas that can be effectively utilized with inexpensive facilities. SOLUTION: In a method for filing compressing feed air, cooling it to a low temperature, and then introducing it to a rectifying column 7, performin...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KIYAMA HIROMI, KIKUCHI NOBUNAO, MIYAMOTO ATSUSHI
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING COMBINED HEATING AND REFRIGERATION SYSTEMS HEAT PUMP SYSTEMS HEATING LIGHTING LIQUEFACTION SOLIDIFICATION OF GASES LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS MANUFACTURE OR STORAGE OF ICE MECHANICAL ENGINEERING MIXTURES BY PRESSURE AND COLD TREATMENT REFRIGERATION OR COOLING WEAPONS
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