Patent · US Expired

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

US4698303A · kind A · utility

44Cited by
20References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 27, 1986
Grant dateOct 6, 1987
Priority date
Expiry dateMar 27, 2006

Classification

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

Abstract

The invention provides a method for producing lactic acid 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.