Gas separation: processes inventions 03/08

20080072753 - Grease filtration unit for kitchen exhaust hoods: A grease filter unit includes a frame assembly and a filter material. The frame assembly includes a front frame member and a back frame member, with the filter material held between the two frame members.... Agent: Thompson Hine LLP Intellectual Property Group

20080066617 - Gas separation membrane with partial surfactant coating: A gas separation module includes fibers formed of a membrane which exhibits selectivity between gaseous components to be separated. The fibers are partially coated with a solution which enhances their selectivity, the fibers being uncoated in the vicinity of their feed ends. The partially coated fibers provide a good compromise... Agent: William H. Eilberg

20080053308 - Substrate with a photocatalytic coating: A gas guiding device including a conduit configured to pass a gas, and a substrate on the conduit, the substrate including, a fibrous material, and a coating provided at least (i) over a portion of a surface of the fibrous material or (ii) within a volume of the fibrous material,... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.