Invention Grant
- Patent Title: Method for purging a dosing system
- Patent Title (中): 清洗剂量系统的方法
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Application No.: US12292459Application Date: 2008-11-19
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Publication No.: US08459012B2Publication Date: 2013-06-11
- Inventor: Jinhui Sun , Shashank Mupparapu , Theodore J. Tarabulski , Paul W. Park
- Applicant: Jinhui Sun , Shashank Mupparapu , Theodore J. Tarabulski , Paul W. Park
- Applicant Address: US IL Peoria
- Assignee: Caterpillar Inc.
- Current Assignee: Caterpillar Inc.
- Current Assignee Address: US IL Peoria
- Agency: Finnegan, Henderson, Farabow, Garrett & Dunner LLP
- Main IPC: F01N3/00
- IPC: F01N3/00 ; F01N3/10
Abstract:
A method for purging reductant from a reductant supply system is disclosed. The method includes dispensing reductant into an exhaust system via a dispensing device. The method also includes purging the dispensing device by urging reductant from the dispensing device to a reductant source.
Public/Granted literature
- US20100122521A1 Method for purging a dosing system Public/Granted day:2010-05-20
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