×

Coke drum bottom de-heading system

  • US 20020134658A1
  • Filed: 09/05/2001
  • Published: 09/26/2002
  • Est. Priority Date: 03/12/2001
  • Status: Active Grant
First Claim
Patent Images

1. A coke drum de-heading system comprising:

  • a coke drum having a flanged orifice;

    a de-header valve removably coupled to said flanged orifice of said coke drum and comprising;

    a live loaded seat assembly having at least one dynamic, live loaded seat and a corresponding live loaded seat adjustment mechanism to control the exertable force of said dynamic, live loaded seat;

    a static seat aligned in opposition to said dynamic, live loaded seat; and

    a blind actuated by an actuator, said blind capable of moving in a bi-directional manner within said de-header valve between said dynamic, live loaded seat and said static seat to control the opening and closing of said de-header valve and to shear said coke from said blind when said blind is caked with coke, said blind receiving said force exerted by said dynamic, live loaded seat.

View all claims
  • 13 Assignments
Timeline View
Assignment View
    ×
    ×