Intertwined tube coil arrangement for a delayed coker heater

摘要

A tube coil for a double fired coker heater wherein the tube coil has at least two independent flow passes in an intertwined serpentine pattern. The tubes are located in a common plane and plumbed in parallel with one another. These tube coils can be used in a number of configurations within the radiant section of a coker heater.

主权项

1. A coker heater comprising:
a radiant section with a top, a bottom, a pair of opposing end walls and a pair of opposing side walls; a tube coil with at least two independent tubes; and at least two burners; wherein said tubes configured in an intertwined serpentine pattern; and said tubes are located in a common plane.