Concrete recovery method and system
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United States of America Patent
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-
Aug 31, 2004
Grant Date -
May 1, 2003
app pub date -
Oct 28, 2002
filing date -
Oct 30, 2001
priority date (Note) -
In Force
status (Latency Note)
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Abstract
According to certain embodiments of the present invention, there is disclosed herein a method and system of recovering concrete which includes admitting a concrete slurry to a tank, pressurizing the tank with a fluid under pressure, discharging through a discharge line the pressurized fluid-slurry from the tank, cleaning the tank by admitting a cleaning liquid into the tank after discharging fluid-slurry therefrom, and discharging the cleaning liquid from the tank through the discharge line for cleaning purposes.
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