Patent · US Expired

Process for clarifying vinasse

US5851405A · kind A · utility

10Cited by
12References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 24, 1997
Grant dateDec 22, 1998
Priority date
Expiry dateMar 24, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12F3/10
  • WIPO fieldFood chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to a process for preparing vinasse suitable for a column process, in which process dilute vinasse is clarified by means of a high-efficiency centrifuge, after which the vinasse is concentrated and potassium is removed. The invention also relates to the vinasse and the potassium sulphate crystals prepared with the above-described process.

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