Patent ID: 11905900
Assignee: SAUDI ARABIAN OIL COMPANY
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 12:
13. A method of initiating regular operating conditions of an engine having one or more cylinders, the method comprising:
heating a catalyst of an exhaust treatment system in fluid connection with the engine, wherein the exhaust treatment system comprises:
an exhaust line;
a flame arrestor;
a combustion zone, wherein the flame arrestor is located upstream of the combustion zone;
a combustion zone ignition source disposed in the combustion zone; and
the catalyst downstream of and in thermal communication with the combustion zone;

operating an electronic control unit to deactivate the combustion zone ignition source; and
operating the electronic control unit to initiate regular engine operating conditions.