Coke drum deheading device

Details Coke drum deheading device Coke drum deheading device

C - Chemistry, Metallurgy

10

B

C10B 25/10 (2006.01) C10B 33/00 (2006.01)

Patent

CA 2151751

Disclosed are a vessel unheading device and method especially suited to handle shot coke produced in a delayed coker unit of a petroleum refining process. The device comprises a car having mounted thereon one or more bottom head retracting support members which can be laterally positioned below the head assembly. The support member comprises a vertically retractable member suitable for elevating a bearing plate mounted at an upper end thereof into pivotable load bearing engagement with the head, and a horizontally retractable member having one end attached to the bearing plate and another end attached to the vertically retractable member for applying a pivot force. Shot coke or other debris is captured from the opened vessel by a mobile chute wheeled into position adjacent the unheading car. Following complete retraction, the head is transported to a remote location for maintenance.

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