Apparatus and method for low temperature thermal stripping of volatile organic compounds from soil
US4738206A · kind A · utility
62Cited by
6References
27Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 16, 1986 |
| Grant date | Apr 19, 1988 |
| Priority date | — |
| Expiry date | Sep 16, 2006 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF23G2203/8013
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Apparatus and method for removing volatile and semi-volatile organic contaminants from natural soil containing moisture by sealing the soil in a stripping conveyor against contact with air and vapor stripping the contaminants at a temperature below the boiling temperatures of the contaminants.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.