Patent ID: 8496735
Filing Date: 2013-07-30
Classification: A61L,B01D,B01J,B82Y,F24F

Abstract:
1. A system for controlling and eliminating undesirable substances in an enclosed environment comprising: an air handling apparatus including a blower which acts as a motive force for the flow of air within the enclosed environment; and an air filtration cartridge positioned so as to come into contact with the flow of air caused by said air handling apparatus, said filtration cartridge comprising a filter media, said filter media consisting essentially of: (a) nanocrystalline particles consisting of metal oxides or metal hydroxides capable of removing one or more undesirable substances from the air flowing through said air handling apparatus, (b) one or more fibers selected from the group consisting of cellulose fibers, cotton fibers, wool fibers, polyethylene fibers, polypropylene fibers, polyester fibers, polyimide fibers, and glass fibers, and (c) optionally activated carbon.