Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F25Refrigeration F25DREFRIGERATORS COLD ROOMS ICE-BOXES COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS

F25D2317/00Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas

F25D2317/04Treating air flowing to refrigeration compartments F25D2317/041by purification F25D2317/0411by dehumidification F25D2317/04111Control means therefor F25D2317/0413by humidification F25D2317/04131Control means therefor F25D2317/0415by deodorizing F25D2317/0416using an ozone generator F25D2317/0417using an UV-lamp F25D2317/043by creating a vacuum in a storage compartment F25D2317/06with forced air circulation F25D2317/061through special compartments F25D2317/062along the inside of doors F25D2317/063with air guides F25D2317/065characterised by the air return F25D2317/0651through the bottom F25D2317/0652through the corner F25D2317/0653through the mullion F25D2317/0654through the side F25D2317/0655through the top F25D2317/066characterised by the air supply F25D2317/0661from the bottom F25D2317/0662from the corner F25D2317/0663from the mullion F25D2317/0664from the side F25D2317/0665from the top F25D2317/0666from the freezer F25D2317/0667from the refrigerator F25D2317/067characterised by air ducts F25D2317/0671Inlet ducts F25D2317/0672Outlet ducts F25D2317/068characterised by the fans F25D2317/0681Details thereof F25D2317/0682Two or more fans F25D2317/0683the fans not of the axial type F25D2317/0684the fans allowing rotation in reverse direction