| PATENT ASSIGNEE'S COUNTRY | Germany |
| UPDATE | 10.00 |
| PATENT ASSIGNEE | Celanese GmbH |
| PATENT CLAIMS |
WasteWater comprising (1) catalyst-contg aq phase from aldolization, (2) washwater from unsaturated aldehyde purification & (3) washwater from the cleanup of the alc distn residue, title process comprising (a) Combining 2 of 3 wastewater fractions & adjusting mixt to pH < 6 (b) Bringing at least one of 3 wastewater fractions into contact with coalescing filter & (c) Extracting mixt of 3 wastewater fractions with monohydric alc of 8-16 C atoms |
| PATENT PHOTOCOPY | Available on request |
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