Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 6, 2019
Patent Application Number
13865509
Date Filed
April 18, 2013
Patent Citations Received
Patent Primary Examiner
Patent abstract
An oil deterioration suppressing apparatus is provided. The apparatus may include a filtering portion including a filter element for filtering oil, and a deterioration suppressing portion including a powdery deterioration retarder which suppresses deterioration of oil. The deterioration suppressing portion may include a flow passage wall which holds the powdery deterioration retarder and defines an oil flow passage, and the powdery deterioration retarder includes mesoporous inorganic material.
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