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  1. EngineeringManger

    Local Exhaust Ventilation

    Is your ammonia odor problem caused whilst the disconnecting the transfer hose ? If this is the case - use ECOSORB Odor Neutralizer (713 910 3773) which neutralizes Ammonia odors on contact, without the use of hazardous chemicals (sulphuric acid, etc.). It is a safe, cost effective solution...
  2. EngineeringManger

    "Cone-roof" versus "dome roof" tanks

    The choice of "Cone" vs "Dome" roof construction is usually determined by the product to be stored. The Dome roof construction is a lot more expensive and usually used when the product to be stored, requires an inert or purge (blanketing )gas. Domed roof construction is...
  3. EngineeringManger

    Odour Control with Activated Carbon

    Dear Profaic, That slight swimming pool smell, in all probability, is CHLORINE GAS - being the usual resultant of the hyperchloride reaction. Not sure of the allowable discharge limits of chlorine, but do know that this is the reason for the requirement of secondary scrubbing. Best regards
  4. EngineeringManger

    Scientific (ASCE ?) Codes for MS EXCEL

    Thank you for the information - appreciated Will do the "Symbol insert" from Word, but how does one use Character Map...
  5. EngineeringManger

    Scientific (ASCE ?) Codes for MS EXCEL

    Can anyone tell me how to access additional scientific symbols for use in formula when giving formula discription in MS Excel. At present I am limited to the ASCE codes using [alt] and numberpad keys.
  6. EngineeringManger

    Multi Stage Scrubbing for H2S

    If your process gas strean contains only 50 ppm H2S together with other odorous gasses traces (Mercaptans & Sulphides and the like), a single unit, misting scrubber system should surfice. We would be happy offer an onsite trial.
  7. EngineeringManger

    Multi Stage Scrubbing for H2S

    We have a low cost product that will neutralize the H2S in your scrubber. Be happy to send you a sample to lab test.
  8. EngineeringManger

    Multi Stage Scrubbing for H2S

    What is your objection to using multi stage chemical scrubbers? i.e. - Are you not achieving the correct scrubbing effeciency? or Do you wish to increase capacity through the existing equipment? or do you wish to find an alternative (non haz) scrubbing medium. As PeterAB pointed out - It must...
  9. EngineeringManger

    H2S removal from air

    To remove H2S from the air - from 5ppb to 50000 ppm (inside process vessels & tanks - have a look at the site http://www.envirocontrol.com If you are still in doubt please feel free to contact me at (713) 907 2088 - have lots of experience with "worker environment" projects...
  10. EngineeringManger

    Oily Water Separation On Board Ships.

    Dear Ms. Lisa Wooderson, WOW - you sure have collected a lot of high technology solutions to solve the problem - and a few can be simply ruled out due to space limitations and others to cost and still others for the use of strong oxidants - I for one would not like to work in a confined space...
  11. EngineeringManger

    H2S removal from air

    Hi there, There are alternative low cost / non hazardous solutions to your problem and specifically to “open space” odor control. Regards - Allen
  12. EngineeringManger

    Odour Control with Activated Carbon

    We have a lot of experience with odor control , including activated carbon, zeolite, biofiltration, oxidization ( H2O2 and O3), etc. Contact me per e-mail engineering@envirocontrol.com or per phone (713) 910 3773
  13. EngineeringManger

    Sulfide removal from Naptha

    Can you please advise an economical method of removing the sulphur smell from Naptha at a small refinery. Thanks - Allen

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