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  • Users: refiner
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  1. refiner

    Heavy metal in wastewater

    Hi. I wonder if activated sludge system can handle heavy metal.especially arsenic and mercury, in wastewater or not. Concentration is 150 mg/l As, 0.1 mg/l Hg, and COD of 2500 mg/l. Or is there any pre-treatment system that can handle before sending to the activated sludge. Thank you in advance...
  2. refiner

    High flue gas temperature

    Hi, Can anybody give me recommendations? We've got a problem with a furnace - very high flue gas temperature at only 70 % heat load. This furnace has no convection tube. Its flue gas duct is connected to others furnace's duct (We have no problem with other furnaces). We have tried : -...

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