Patent · US Active

Line equipped with a coupling having an integrated heating element

US8755681B2 · kind B2 · utility

2Cited by
10References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 26, 2013
Grant dateJun 17, 2014
Priority date
Expiry dateApr 26, 2033

Classification

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

Abstract

A urea feed or return line (2) that comprises a hollow coupling (1) enabling it to be connected to a urea tank and that comprises a passage for the urea, this coupling being, in addition, equipped with a heating filament (9), at least one part of which extends freely inside the passage provided for the urea, this part having the shape of a loop or a spiral capable of also extending at least partly into the tank and/or into a tube attached thereto.

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