Patent · US Expired

Mixture control unit for use with the control system of a soil venting apparatus

US5101799A · kind A · utility

23Cited by
9References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 12, 1991
Grant dateApr 7, 1992
Priority date
Expiry dateAug 12, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/30
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

The invention provides a mixture control system for controlling the flow of vaporized hydrocarbons drawn into an engine for combustion and combining a supplemental fuel with the vaporized hydrocarbons as required to maintain a near stoichiometric mixture.

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