C - Chemistry – Metallurgy – 02 – F
Patent
C - Chemistry, Metallurgy
02
F
C02F 1/38 (2006.01) B01D 17/00 (2006.01) B04C 5/13 (2006.01) B04C 9/00 (2006.01) C02F 1/52 (2006.01) C02F 1/56 (2006.01)
Patent
CA 2290201
A vortex sewage disposal apparatus for the disposal of construction sewage, comprising a hopper-type casing, a water inlet pipe, a lower outlet and a frame; within the water inlet pipe these are provided rapid-mixing blades, on the wall of the inlet pipe there are provided an upper and a lower reagent-filling holes used to add two treatment reagents successively, at the center of the hopper casing there is provided a central tube, at the lower end of the central tube there is mounted a conical separator, and inside the central tube there is provided a screw-type water lifter; on the top of the hopper casing there is provided a top baffle plate acting as an upper cover; a bleed pipe is provided for discharging oil and gas, the silt is discharged through the lower outlet, and the clear water ascents to a clear water tank and a water- directing tray and then flows into a water discharging pipe after crossing a dam board to be discharged.
Gowling Lafleur Henderson Llp
Leung Wai On
LandOfFree
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