Patent · US Expired

Process for the fermentative production of acetone, butanol and ethanol

US5063156A · kind A · utility

43Cited by
3References
4Claims
0Family size

Inventors

Key dates

Filing dateApr 30, 1990
Grant dateNov 5, 1991
Priority date
Expiry dateApr 30, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/842
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A process including multistage continuous fermentation followed by batch fermentation with carefully chosen temperatures for each fermentation step, combined with an asporogenic strain of C. acetobutylicum and a high carbohydrate substrate concentration yields extraordinarily high butanol and total solvents concentrations.

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