Patent · US Expired

Method for producing gasoline-alcohol fuels

US4382843A · kind A · utility

18Cited by
2References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 7, 1980
Grant dateMay 10, 1983
Priority date
Expiry dateNov 7, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S203/14
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A process for producing gasoline-ethanol blends comprises purifying dilute ethanol by extractive distillation and concentrating the ethanol by distillation followed by one or both of the following steps: (a) liquid extraction of ethanol into heated gasoline or (b) azeotropic distillation of ethanol with an entrainer followed by blending with gasoline.

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