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Hinged bottom cover for unheading a coke drum

  • US 20020175065A1
  • Filed: 05/25/2001
  • Published: 11/28/2002
  • Est. Priority Date: 05/25/2001
  • Status: Active Grant
First Claim
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1. An apparatus for removing a bottom cover on a coke drum, the apparatus comprising:

  • a support structure that supports at least the coke drum;

    a vertical actuator having a cover end attached to the bottom cover and a support end attached to said support structure, wherein said vertical actuator is arranged to move the bottom cover vertically in a removal operation of the bottom cover;

    a rotating actuator having a cover end attached to the bottom cover and a support end attached to said support structure and arranged to rotate the bottom cover in a removal operation; and

    a frame assembly having opposing ends, a pivoting end being attached to the bottom cover and a sliding end being slidably mounted such that said frame assembly, said vertical actuator and said rotating actuator cooperate to remove the bottom cover in a removal operation.

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