Patent · US Active

System for preventing the urea crystal formation within an exhaust gas after treatment system

US9995194B2 · kind B2 · utility

0Cited by
2References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 2014
Grant dateJun 12, 2018
Priority date
Expiry dateFeb 6, 2035

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/12
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

System for preventing the urea crystal formation within the ATS, the exhaust ATS comprising a dosing module having dosage means for producing a spray of urea-based reducing agent defining a spray cone downstream of the dosage means, the device comprising an electric heating element, suitable to be connected to an electrical energy source, arranged in order to operatively fall within the spray cone.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.