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Optimized coke cutting method for decoking substantially free-flowing coke in delayed cokers

  • US 20090057126A1
  • Filed: 08/27/2007
  • Published: 03/05/2009
  • Est. Priority Date: 08/27/2007
  • Status: Active Grant
First Claim
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1. A method for coke removal in delayed coker drums comprising the steps of:

  • (i) draining a drum containing substantially free-flowing coke;

    (ii) performing a vibration signature analysis on the coke drum to identify any areas on the drum where coke remains attached to the wall of the drum after the draining step;

    (iii) cutting the coke from the areas on the drum identified by the vibration signature analysis.

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