Ballast water de-toxification treatment system for ships
US6221262A · kind A · utility
22Cited by
3References
54Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 18, 1998 |
| Grant date | Apr 24, 2001 |
| Priority date | — |
| Expiry date | Nov 18, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F1/705
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Method for reducing the number of viable organisms present in ship ballast water wherein the ballast water is treated so as to reduce the concentration of dissolved oxygen and/or carbon dioxide to a level(s) at which a substantial portion of the organisms present cease to remain viable. The treatment comprises adding to the ballast water a suitable amount of an antioxidant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.