| PATENT ASSIGNEE'S COUNTRY | Germany |
| UPDATE | 02.00 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Quinaldine purification processed from coal tar - Adding to quinaldine fraction 5-20% of toluene - Adding to mixt phenol, cresol &/or xylenol mononuclear aromatic compd - Crystallizing quinaldine fraction |
| PATENT PHOTOCOPY | Available on request |
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