Patent · US Expired

Apparatus for adsorbing fuel vapor

US4386947A · kind A · utility

125Cited by
8References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 22, 1981
Grant dateJun 7, 1983
Priority date
Expiry dateApr 22, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24149
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

An apparatus for adsorbing fuel vapor having a fuel vapor inlet communicating to a fuel tank, a mixed gas outlet communicating to the intake passage of an internal combustion engine, a desorbent air inlet communicating to the atmospheric air and an adsorbent for adsorbing the fuel vapor introduced from the fuel tank. The adsorbent includes an integrally formed activated carbon having a monolithic honeycomb structure having many through passages.

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