STERN TUBE SEAL SYSTEM
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United States of America Patent
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app pub date -
Apr 17, 2015
filing date -
Apr 17, 2015
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Abstract
A seal system includes a face seal rotor ring including a wide sealing face preferably made of tungsten carbide. The stator ring includes a narrower sealing face confronting the rotor ring wide sealing face. The stator ring sealing face is preferably made of polyamide-imide and tapers to narrower widths rearwardly.
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