Method for incorporating radioactive phosphoric acid solutions in concrete
US4442028A · kind A · utility
10Cited by
5References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 8, 1982 |
| Grant date | Apr 10, 1984 |
| Priority date | — |
| Expiry date | Jul 8, 2002 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG21F9/304
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A method for incorporating radioactive phosphoric acid solutions in concrete is described wherein the phosphoric acid is reacted with Ca(OH).sub.2 to form a precipitate of hydroxyapatite and the hydroxyapatite is mixed with portland cement to form concrete.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.