Patent EP0159585A2 successfully refreshed from Google Patents.
EP0159585A2
Expired / Lapsed
EP
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Process for the isolation of lactic acid from aquous solutions containing solids
Assignee: BASF SE
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Filing: 1985-04-02
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Granted: —
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Expires: 2005-04-02
Abstract
Abstract 1. A process for isolating lactic acid from an aqueous solution by continuous extraction with an organic solvent, which comprises contacting a suspension obtained by acidulating a fermentatively prepared aqueous solution or suspension of calcium lactate with sulfuric acid, this suspension containing gypsum and biomass as solids, in a column equipped with internal fitments consisting of or coated with hydrophobic material in countercurrent with the solvent and isolating the lactic acid from the solvent phase runoff.
Inventors
- 👤 Wilfried Dr. Berning
- 👤 Hardo Dr. Siegel
- 👤 Bernd Heida
- 👤 Gerhard Dr. Wickenhaeuser
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-30 13:18
CPC Classifications
C; C12; C12P; C12P7/00; C12P7/40; C12P7/56; C07; C07C; C07C51/00; C07C51/42; C07C51/48
Claims Analysis
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