Remediation method of media and iron powder for dehalogenation of hydrogenated hydrocarbons
US7166759B2 · kind B2 · utility
2Cited by
7References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 7, 2001 |
| Grant date | Jan 23, 2007 |
| Priority date | — |
| Expiry date | Nov 7, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S588/901
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
The invention provides a remediation method of soil, water and/or gases by prompt dehalogenation of halogenated hydrocarbons by allowing the halogenated hydrocarbons contained at least in one of the soil, water and/or gases to contact an iron powder containing about 0.03 to about 2% by mass of sulfur preferably on the surface, and an iron powder for use in the remediation method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.