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  • Users: Dmitri
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  1. Dmitri

    Convert AutoCad R14 to PDF

    Recently i downloaded a free program Primo PDF it converts all files to pdf format, even an Autocad ! Try it out
  2. Dmitri

    Time required for Iron oxidation

    Halo to everyone, I am wondering if someone uses a biological removal of As, Fe, Mn and NH3 from well water? Some papers introduces these methods but there is not enough information of for full scale up e.g. ratio between As and Fe e.t.c. Any suggestion would be helpful.
  3. Dmitri

    Titanium Dioxide (TiO2) photocatalytic properties

    Thank you very much for your e-mail, it was really helpful
  4. Dmitri

    Titanium Dioxide (TiO2) photocatalytic properties

    Thank you for your quick response. The problems which you mentioned had crossed my mind, but during seminars (which I mentioned above) there have been presented some successful applications, such as treatment of leachates from landfills, wastewater form olive treatment and others heavy loaded...
  5. Dmitri

    Photoelectrolysis of water is the answer.

    Hi to everyone, pls consider myself as newbie in TiO2 technology. I’ve been attended to seminar about TiO2 technology, which fascinated me for its easy application and low cost. My filed is environmental applications, so I was looking for a technology which could replace (if it is possible)...
  6. Dmitri

    Titanium Dioxide (TiO2) photocatalytic properties

    Hi to everyone, pls consider myself as newbie in TiO2 technology. I’ve been attended to seminar about TiO2 technology, which fascinated me for its easy application and low cost. My field is environmental engineering, so I was looking for a technology which could replace (if it is possible) the...
  7. Dmitri

    Arsenic in Distribution Systemsà

    Hi to everyone, I was wondering if there is any detail description of the installation of arsenic removal systems from well water.
  8. Dmitri

    Iron and manganese in ground water

    Hi to everyone, Some of my competitors proposed the use of just an oxidtation with air and pressure multimedia filtration in order to remove the consentrations of Iron and Manganese. Total Flow rate : 70m3/hr Iron : 0,4 ~1,4 ppm (depending on season) Manganese ...
  9. Dmitri

    Iron and manganese in ground water

    Thank you for your responce. I was wandering if there is another way to monitor the excess of KMnO4 because my client is very hesitant about using the KMnO4 due to inexpirienced working personal. A lso have anyone used BIRM with preliminary aeration of water? Is there any background on this...
  10. Dmitri

    Iron and manganese in ground water

    Hi to everyone, Ihave a case concerning water treatment of a small community. It is need to remove the ions of the Iron and Manganese from drinking water, engaging greensand pressure filters method. There are two main water streams, which are gathered in one collection tank that will feed two...
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