Method for treatment and disposal of lead based paint
US5667696A · kind A · utility
14Cited by
12References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 11, 1996 |
| Grant date | Sep 16, 1997 |
| Priority date | — |
| Expiry date | Mar 11, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S210/912
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
This invention relates to the treatment of lead based paint mixtures by treating the lead based paint mixture with an additive from the group consisting of phosphoric acid, monocalcium phosphate, monoammonium phosphate and diammonium phosphate, either alone or in combination with Portland Cement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.