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  1. omnia

    ASME COMPLIANCE

    Hello everybody, I have a question of technical-technical nature: Can anyone tell me whether the use of SA-36 carbon steel meets the ASME Section VIII, Div.1 "U" stamped construction for the construction of water filters vessel ? I thank you in advance for who can give me useful information.
  2. omnia

    Manganese removal options

    Maxfab ,sbush thank you for reply . sand/anthracyte pressure filter with pre-oxidation step in my experience is not very effective: manganese in : about 2,5 ppm manganese out : 0,9/1 ppm Oxidation with ozone. The problem with ozone is overdosage. It oxidizes Mn (II) to Mn(VII)in a form that...
  3. omnia

    Manganese removal options

    Hello , I've heard about a system to removal manganese based on sand/pyrolusite bed filtration. Does anyone tell me more about this ?

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