Patent Number: 8,793,983

Title: Heater tube for an exhaust system

Abstract: A heater tube for an exhaust system is disclosed. The heater tube may have an open end to receive heated exhaust from a pre-heater. The heater tube may have a closed end located opposite the open end. The heater tube may also have an outer surface extending from the open end to the closed end. The heater tube may further have a fin attached to the outer surface. In addition, the heater tube may have an opening disposed on the outer surface to discharge the heated exhaust.

Inventors: Ganesan; Pradeep K. (Chicago, IL), Gowda; Satyajit (Willowbrook, IL)

Assignee: Electro-Motive Diesel, Inc.

International Classification: F01N 3/00 (20060101); F01N 3/02 (20060101); F01N 5/02 (20060101); F01N 3/10 (20060101)

Expiration Date: 8/05/12018