Claims
- 1. The process of removing particulate matter from an aqueous system which comprises treating said system with a thioureylene derived from reacting an oxyalkylated polyamine with thiourea.
- 2. The process of claim 1 wherein said polyamine is an alkylene polyamine.
- 3. The process of claim 2 wherein said polyamine is an alkylene diamine.
- 4. The process of claim 1 wherein said oxyalkylated polyamine is an oxyethylated polyamine.
- 5. The process of claim 2 wherein said oxyalkylated alkylene polyamine is an oxyethylated alkylene polyamine.
- 6. The process of claim 1 wherein flotation is employed.
- 7. The process of claim 2 wherein flotation is employed.
- 8. The process of claim 3 wherein flotation is employed.
- 9. The process of claim 4 wherein flotation is employed.
- 10. The process of claim 5 wherein flotation is employed.
- 11. The process of claim 1 wherein the particulate matter comprises an emulsion.
- 12. The process of claim 2 wherein the particulate matter comprises an emulsion.
- 13. The process of claim 3 wherein the particulate matter comprises an emulsion.
- 14. The process of claim 4 wherein the particulate matter comprises an emulsion.
- 15. The process of claim 5 wherein the particulate matter comprises an emulsion.
Parent Case Info
This is a division of application Ser. No. 170,326, filed July 21, 1980, now U.S. Pat. No. 4,492,658.
US Referenced Citations (4)
Foreign Referenced Citations (1)
Number |
Date |
Country |
900788 |
Jun 1960 |
GBX |
Divisions (1)
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Number |
Date |
Country |
Parent |
170326 |
Jul 1980 |
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