STEAM TRAP AND ASEPTIC DOUBLE SEAT VALVE
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United States of America Patent
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Issued Date -
Feb 28, 2019
app pub date -
Jul 20, 2018
filing date -
Aug 30, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
A steam trap is provided comprising a housing having formed therein a seat for a closure element between a steam and/or condensate inlet and an outlet, the closure element being adapted to be switched between a closed position in the seat and an open position raised from the seat, an annular gap is formed upstream of the seat in the final phase of the switching movement to the closed position and at the end position of the closed position, said annular gap being used for at least pre-filtering condensate and preventing particles from getting stuck in the seat as well as clogging of a nozzle.
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