Patent attributes
A refrigerator having improved cooling and cooling recovery is provided. A main body of the refrigerator may include an outer casing that defines an external appearance of the refrigerator, and an inner casing with an open upper face installed in the outer casing to define a storage space therein. The open upper face of the main body may be opened and closed by a door. The inner casing may include a casing upper portion and a casing lower portion coupled to the bottom of the casing upper portion. The casing lower portion may be formed of a material different from that of the casing upper portion. The casing upper portion may be made of a material having a high thermal conductivity, and the casing lower portion may be made of a material having a lower thermal conductivity that that of the casing upper portion.