Blow-by gas heating apparatus
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United States of America Patent
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Jul 7, 2020
Grant Date -
Jul 18, 2019
app pub date -
Aug 31, 2017
filing date -
Sep 2, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
As a further improvement of the technique of minimizing or preventing excessive cooling of an oil separator, an effective blow-by gas heating apparatus which minimizes or solves the problems due to frozen blow-by gas in an engine externally equipped with an oil separator is provided. The blow-by gas heating apparatus includes: a heat emitting structure abutted onto an oil separator configured to trap and remove oil from blow-by gas. The heat emitting structure has a heat emitting case including inside a passage for engine cooling water. The heat emitting case includes a ceiling wall being in surface-contact from below with a bottom surface of the oil separator.
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