Reduction of organic phosphorus acids
US9346692B2 · kind B2 · utility
5Cited by
6References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 1, 2011 |
| Grant date | May 24, 2016 |
| Priority date | — |
| Expiry date | Sep 9, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2209/06
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
The present invention is to a process for reducing and removing organic phosphorus acid from waste stream. The process involves adding a multivalent metal salt to the waste stream and adjusting the pH level of the waste stream to an optimum level to maximize the removal of organic phosphorus acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.