Patent ID: 7690586

Claim:
A refrigerator, comprising: a main body having a refrigerating compartment and a freezer compartment, the refrigerating compartment having a plurality of cool-air discharge ducts and the freezer compartment having a heat exchanger and a blowing fan, and a cool air supply passage and a cool air suction passage providing communication between the refrigerating compartment and the freezer compartment; and a deodorizer assembly which is positioned adjacent the cool air suction passage, the deodorizer assembly comprising: a mesh type material, the mesh type material comprising: a support member having multiple pores, through which the air in the refrigerator passes, and having multiple pleats that enlarge a surface area in contact with the air; and a carbon nano ball coated on a surface of the support member to perform deodorization, a case having a plurality of cool air passages and a receiving space; and a cover having a plurality of cool air passages and configured to be attached to the case, wherein the mesh type material is positioned in the receiving space and retained therein by the cover, and wherein the carbon nano ball has a BET surface area of ˜1450 m 2 /g which is about twice as much as activated carbon, a mesopore area of ˜880 m 2 /g which is about six times as much as activated carbon, and a pore volume of ˜1.27 cm 3 /g which is about twice as much as activated carbon.