Claims
- 1. An improved process for removing suspended matter from coal pile run-off water comprising contacting said coal pile run-off water with a flocculating agent comprising a mixture of a water dispersible melamine-formaldehyde resin and a diallyldialkylammonium halide polymer, the weight ratio of said water dispersible resin to said polymer being about 90:10.
- 2. The improved process of claim 1, wherein said diallyldialkylammonium halide comprises diallyldimethylammonium chloride, diallyldimethylammonium bromide, diallyldiethylammonium chloride, diallylethylmethylammonium chloride or diallyldidecylammonium bromide.
- 3. The improved process of claim 2, wherein said diallyldialkylammonium halide is diallyldimethylammonium chloride.
Parent Case Info
This is a continuation of application Ser. No. 609,609 filed May 14, 1984, abandoned.
US Referenced Citations (6)
Continuations (1)
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Number |
Date |
Country |
Parent |
609609 |
May 1984 |
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