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Journal: Journal of Tribology
Article Type: Technical Papers
J. Tribol. January 2007, 129(1): 129–134.
Published Online: September 18, 2006
... in design to a gas tooth on stator annular labyrinth seal. The main difference is the windback seal has only one tooth, which continuously winds around the shaft like a screw thread. These seals are used in gas compressors to isolate the gas face seal from bearing oil. A purge gas is passed through the seal...