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Recent content by mbeychok

  1. mbeychok

    Time required to transfer crude from De-salter to distillation tower

    Surely your are joking? Surely you know it depends on the distances involved and the rate at which the crude oil is being pumped? If you don't know that, its hopeless. Milt Beychok Milton Beychok (Visit me at www.air-dispersion.com) .
  2. mbeychok

    Ethylene Oxide PPM conversion

    dcasto: I have not checked your calculations, so I have no comment on them. However, I think that you should also specify at what temperature and pressure your air density was calculated. I assume it was the same 43 deg C and 1 atm at which you calculated the EtO gas density. Regards, Milt...
  3. mbeychok

    Crude Desalting. Power and Chemical Consumption

    Mexan: Both Natco and How-Baker still have websites and still offer desalters ... no matter who the ownership is. See www.natcogroup.com and www.howebakeruk.com Milton Beychok (Visit me at www.air-dispersion.com) .
  4. mbeychok

    Crude Desalting. Power and Chemical Consumption

    clementer: Rather than trusting books or patents, your best bet is to contact either Howe-Baker or Natco ... two major manufacturers of electrostatic desalters. Milton Beychok (Visit me at www.air-dispersion.com) .
  5. mbeychok

    H2S and Bioscrubber

    Koolaid11: To answer your first question about "... converting airflow and H2S ppm to lbs of H2S per hour or day (ex: 3,000cfm with 10ppm). ", we would need to know whether the ppm is by volume or by weight and we would also need to know the temperature and pressure at which the cfm were...
  6. mbeychok

    deaerator

    You will find the following article on the Citizendium online encyclopedia to be useful: Deaerator Milton Beychok (Visit me at www.air-dispersion.com) .
  7. mbeychok

    Information about sulphur manufacturing

    Read this article in the online Citizendium encyclopedia which is quite detailed: Claus process Milton Beychok (Visit me at www.air-dispersion.com) .
  8. mbeychok

    tank ventilation rate

    sweetfood: I would be interested to know where the vent is routed? Milton Beychok (Visit me at www.air-dispersion.com) .
  9. mbeychok

    convention and radiation

    nevine: I think you probably meant "convection" rather than "convention". Milton Beychok (Visit me at www.air-dispersion.com) .
  10. mbeychok

    Knockout Tank

    PetroSynergy: Your warning does not apply to entrained liquid knock-drums in gas service. In the case of high-pressure liquids flowing into a lower pressure "flash drums", there is a partial vaporization of the liquid which causes the liquid temperature to drop. That is is known as...
  11. mbeychok

    Z factor (compressibility factor)

    processengineer1998: Want an article that includes a hyper link to an online graph used to obtained the compressibility factor Z of natural gases? That also includes the calculation of the Z factor of pure gases by the van der Waals equation, Redlich-Kwong equation, Soave-Redlich-Kwong...
  12. mbeychok

    Dew Point calcs

    Barhp: You might find it interesting to read this article in the online Citizendium encyclopedia: Dew point Milton Beychok (Visit me at www.air-dispersion.com) .
  13. mbeychok

    Sour water stripper satbilization tank

    CJKruger: To the best of my knowledge, it has not been a problem. Do you have info otherwise? Milton Beychok (Visit me at www.air-dispersion.com) .
  14. mbeychok

    Sour water stripper satbilization tank

    If the tank has a vent to the atmosphere, it will emit H2S vapors whenever the tank level rises. Rather than depending upon a hydrocarbon layer (floating on top of the sour water) to absorb the H2S, it is better to: Route the vent through a small amine absorber using lean amine from the...
  15. mbeychok

    Gas Mixtures and Concentrations

    Just one small addition to what zdas04 gave you: 1% by volume is 10,000 ppm by volume. If you want to know ppm by weight, then we need to know the molecular weights of your gases A and B. Milton Beychok (Visit me at www.air-dispersion.com) .

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