FIELD: cooling or freezing equipment.
SUBSTANCE: refrigerating and freezing device (100) is provided, which contains housing (10) of shell, door (21, 22, 23), membrane for oxygen enrichment in assembly (31), air pump (40) and refrigerating system.
EFFECT: provided refrigeration and freezing device (100) combines a suitable range of storage temperature and nitrogen-rich atmosphere and depleted in oxygen, effectively prolonging the time during which food products remain fresh.
9 cl, 9 dwg
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