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salt content in coker feed

Home Forums Coking Technical Heaters & Furnaces salt content in coker feed

This topic contains 2 replies, has 3 voices, and was last updated by  Jeff Lewellen 11 years, 8 months ago.

  • Author
  • #2585


    all, can anyone please explain the mechanism of salt deposition in the coker furnace? what is the limit of sodium and calcium in the resid? what would be the best method of removing salt deposition in the coker furnace?

  • #5538

    Jeff Lewellen

    Seems most people recommend to limit Sodium to less than 10 ppm if possible, and indicate tube fouling increases rapidly above 20 ppm in the feed.  Mechanical cleaning (pigging) is indicated to be most affective for inorganic/salt fouling. 

  • #5045


    In order to remove the salt deposits, after thermal decoking we clean the tubes internally with BFW…

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