Low emission energy efficient 100 percent RAP capable asphalt plant
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United States of America Patent
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Apr 17, 2012
Grant Date -
Dec 18, 2008
app pub date -
Jun 12, 2008
filing date -
Jun 15, 2007
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An HMA plant which uses combination direct exhaust heated and indirectly steam heated pre-heating drum in combination with a sealed indirect hot oil heated rotary shaft mixer, where the steam given off from the heated HMA is maintained, separated from the sulfur containing exhaust of a hot oil heater, so as to minimize the production of acid in liquid form.
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Cited Art Landscape
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