Urea-surfactant clathrates and their use in bioremediation of hydrocarbon contaminated soils and water
US5705690A · kind A · utility
2Cited by
7References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 2, 1994 |
| Grant date | Jan 6, 1998 |
| Priority date | — |
| Expiry date | Sep 2, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2305/06
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
One embodiment of the present invention provides compounds comprising an adduct of urea with a non-ionic surfactant. Another embodiment of the present invention, there is provided a composition suitable for enhancing the bioremediation of contaminated soils and water which comprises at least one adduct of urea with a non-ionic surfactant, preferably in combination with a phosphorous source.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.