Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Pantcho P. Stoyanov
Nasr A. Shuaib
Jonathan F. Zimmitti
Date of Patent
September 5, 2023
Patent Application Number
16791269
Date Filed
February 14, 2020
Patent Citations
Patent Primary Examiner
A seal assembly includes a housing that includes a seal flange at least partially defining a seal opening. A carbon seal is located at least partially in the seal opening and includes a first axially facing surface. The seal flange includes an axially facing surface that has a carbide based coating and a diamond-like carbon coating in engagement with the first axially facing surface on the carbon seal.
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