| PATENT ASSIGNEE'S COUNTRY | UK |
| UPDATE | 03.00 |
| PATENT ASSIGNEE | Ciba Specialty Chemicals Water Treatments Ltd |
| PATENT CLAIMS | Process in which suspended solids in a mineral suspension are flocculated by adding to suspension a flocculating agent & the floccuated suspension is then subjected to a sedimentation process, & in which surface solids formation during the sedimentation process is reduced or eliminated by adding surfactant to the suspension before or simultaneously with the flocculating agent, provided that flocculating agent & surfactant are not counter-ionic |
| PATENT PHOTOCOPY | Available on request |
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