Patent · US Expired

Production of lactic acid by continuous fermentation using an inexpensive raw material and a simplified method of lactic acid purification

US4771001A · kind A · utility

64Cited by
20References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 24, 1986
Grant dateSep 13, 1988
Priority date
Expiry dateSep 24, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/885
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

The disclosure describes a method for producing lactic acid from carbohydrate-containing media by continuous fermentation utilizing particular methods of media pretreatment, cell-recycle fermentation, fermentation broth acidification, and lactic acid separation.

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