Title:
UREA NOZZLE
Document Type and Number:
WIPO Patent Application WO/2017/114013
Kind Code:
A1
Abstract:
An air-assisted urea nozzle (20), including a main body (90), a gas pipe connector (92) mounted at an upper end of the main body and a liquid pipe connector (91) mounted on a side surface of the main body, wherein the main body has a first channel (901), the gas pipe connector has a second channel (921) in communication with the first channel, the liquid pipe connector has a third channel (911) in communication with the first channel, and a check valve (912) is mounted in the liquid pipe connector. The urea nozzle prevents compressed air from entering the liquid path when purging urea, and thus improves the reliability of the nozzle.
Inventors:
ZHOU LIN (CN)
XU MINGDAO (CN)
LI DONG (CN)
LIU HAO (CN)
YANG HUIMIN (CN)
XU MINGDAO (CN)
LI DONG (CN)
LIU HAO (CN)
YANG HUIMIN (CN)
Application Number:
PCT/CN2016/105814
Publication Date:
July 06, 2017
Filing Date:
November 15, 2016
Export Citation:
Assignee:
TENNECO (SUZHOU) EMISSION SYSTEM CO LTD (CN)
International Classes:
F01N3/28
Domestic Patent References:
| WO2005028826A1 | 2005-03-31 |
Foreign References:
| CN205243599U | 2016-05-18 | |||
| CN205297701U | 2016-06-08 | |||
| CN101806238A | 2010-08-18 | |||
| CN105019987A | 2015-11-04 | |||
| CN204457961U | 2015-07-08 | |||
| CN204609994U | 2015-09-02 | |||
| EP1676986A1 | 2006-07-05 |
Attorney, Agent or Firm:
SUZHOU WISPRO INTELLECTUAL PROPERTY AGENCY (CN)
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