Water seal arrangement
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United States of America Patent
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Aug 15, 2000
Grant Date -
N/A
app pub date -
Mar 3, 1999
filing date -
Mar 6, 1998
priority date (Note) -
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status (Latency Note)
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Abstract
A water seal arrangement for use at a water transfer zone between a static member (2) and an associated rotary member (16) comprises a water delivery network (13) in the static member (2) including a water delivery port in fluid flow communication with a water receiving port of a water distribution network (12) in the rotary member (16), pairs of spaced-apart, circumferential seals (20) carried by the static or the rotary member (2 or 16), with each pair located to opposite sides of the ports (14), and in sealing engagement with a peripheral portion (22) of the rotary or static member (16 or 2); an oil supply network (27) to a zone (25) between each pair of seals (20), and an intensifier (30) to pressurize the oil of the oil supply network (27) to a higher pressure than the water pressure. Also, the water seal arrangement above includes a machine.
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