Process for clarifying vinasse

摘要

PCT No. PCT/FI95/00328 Sec. 371 Date Mar. 24, 1997 Sec. 102(e) Date Mar. 24, 1997 PCT Filed Jun. 7, 1995 PCT Pub. No. WO96/00775 PCT Pub. Date Jan. 11, 1996The 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.