Patent · US Active

Method of producing lactic acid by continuous fermentation

US8551745B2 · kind B2 · utility

0Cited by
3References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 2009
Grant dateOct 8, 2013
Priority date
Expiry dateDec 29, 2029

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12P7/56
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A method of producing lactic acid continuous fermentation including filtering a culture of polyploid yeast having a capacity to produce lactic acid through a porous membrane having an average pore size of not less than 0.01 μm and less than 1 μm, and recovering the product from the filtrate while the unfiltered liquid is retained in or returned to the culture and a fermentation feedstock is added to the culture.

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