Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 2, 2019
Patent Application Number
15317822
Date Filed
June 3, 2015
Patent Citations Received
Patent Primary Examiner
Patent abstract
An air filter arrangement is provided for filtration of particles in an airflow having an airflow direction. The air filter arrangement includes an electrostatically charged filter, a first ionization device, and a second ionization device. The first ionization device is arranged upstream of the electrostatically charged filter and the second ionization device is arranged downstream of the electrostatically charged filter. An air filtering apparatus is also described.
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