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  • Users: gacguy
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  1. gacguy

    TEFLON LINING LIFE AS FUNCTION OF TEMPERATURE

    I would like to know if the life of a teflon lining in a boiler at 212 degrees F would be less than that at ambient temperature. I've been told it would decrease by one-half.
  2. gacguy

    Remove FREON 22 from air?

    Does anyone have a technology for removing FREON 22 from air? The concentration range is 5-100 micrograms per cubic meter.
  3. gacguy

    Pressure drop through filter sand

    I have two sources that give me widely differing pressure drop values through sand. Does anyone have the values for pressure drop through sand having an effective size of 0.45-0.50 mm, and a uniformity coefficient ~1.5 at flows of 6,8 and 12 gpm/ft2? Thank you in advance.
  4. gacguy

    Heat transfer in packed bed of granules

    Other than text books, does anyone have knowledge of published papers dealing with this subject. Or better yet, if you could tell me what the heat transfer coefficient is for air flowing at 10 ft/min @ 50 degrees F through a bed of carbon where the voids are 40% and the mesh size is 4 x 10. The...
  5. gacguy

    Remove caustic from liquid hydrocarbon?

    Does anyone have a recommendation as to how to remove 50 ppm caustic from a liquid hydrocarbon stream?
  6. gacguy

    Filtration of fly ash

    There is a pond that contains cooling tower and boiler blowdown water that has been used to sluice fly ash. I have an opportunity to bid on supplying filters to filter the supernatant water from the pond. I have no information on the particle size distribution or concentration. For this...
  7. gacguy

    Methane/CO2 separation

    Where can I get process design information using a molecular sieve to separate methane and CO2? Info such as allowable velocity (300psig), type of sieve, quantity of sieve/ft3 of gas, etc?

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