Patent №
US 10,697,340
Granted
2020-06-30
Filed 2019
Owner
HYUNDAI MOTOR COMPANY
+1 more
Lab
—
AI components
1
planning
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
16263593
An after treatment method for a lean-burn engine is disclosed.The after treatment method is configured to control an after treatment system sequentially equipped with an ammonia production catalyst module, a selective catalytic reduction catalyst, and a CO clean-up catalyst on an exhaust pipe through which an exhaust gas flows. In the after treatment method, the engine is operated sequentially at a stoichiometric air/fuel ratio (AFR) and a lean AFR prior to entering a rich AFR.
AI classification
Ownership
HYUNDAI MOTOR COMPANY
assignment · 482140611
KIA MOTORS CORPORATION
assignment · 482140611
Assignors
JOO, NAHM ROH, KIM, CHANG HWAN, JUNG, CHANGHO, YU, CHULHO
On an employer assignment, the assignors are typically the inventors.