Patent · US Active

Intertwined tube coil arrangement for a delayed coker heater

US8771475B1 · kind B1 · utility

0Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 19, 2009
Grant dateJul 8, 2014
Priority date
Expiry dateDec 15, 2031

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10G9/20
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.