Phosphate bonded structural products from high volume wastes

Details Phosphate bonded structural products from high volume wastes Phosphate bonded structural products from high volume wastes

1996-03-18

1998-12-08

Marcheschi, Michael

Compositions: ceramic

Ceramic compositions

Composed of waste material

588 10, 588 15, 588252, 588256, 588249, 588901, 252 62, C04B 3500, C04B 35447

Patent

active

058468943

ABSTRACT:
A method to produce structural products from benign waste is provided comprising mixing pretreated oxide with phosphoric acid to produce an acid solution, mixing the acid solution with waste particles to produce a slurry, and allowing the slurry to cure. The invention also provides for a structural material comprising waste particles enveloped by an inorganic binder.

REFERENCES:
patent: 4432666 (1984-02-01), Frey et al.
patent: 5482550 (1996-01-01), Strait
patent: 5502268 (1996-03-01), Cote et al.
patent: 5580378 (1996-12-01), Shulman
patent: 5645518 (1997-07-01), Wagh et al.
CA 78:88360, "Waste solidification program, Evaluation of solidified waste products", nuclear Science abstracts, 26(23). (No Month) 1972.
Low-Temperature-Setting Phosphate Ceramics for Stabilizing DOE Problem Low-Level Mixed Waste (Part I--Material & Waste Form Department--Dileep Singh, Arun S. Wagh and Lerry Knox) and Part II Low-Temperature-Setting Phosphate Ceramics for Stabilizing DOE Problem Low-Level Mixed Waste (Performance Studies on Final Waste Forms)--Arun S. Wagh, Dileep Singh, Manish Sutaria, and Sara Kurokawa--Proceedings of Waste Management 94 Conference-Tucson, AZ--26 pages, Mar. 1994.

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