Hazardous or toxic waste destruction or containment – Containment – Solidification – vitrification – or cementation
Patent
1995-06-09
1997-01-07
Suchfield, George A.
Hazardous or toxic waste destruction or containment
Containment
Solidification, vitrification, or cementation
106697, 210751, 405128, 588901, A62D 300, B09B 300
Patent
active
055911161
ABSTRACT:
This invention relates to the treatment of contaminated materials including soils and solids to reduce its permeability, and in particular to chemical treatment of waste or solids containing high levels of heavy metals such as lead, by treating the waste or solid with an additive such as monocalcium phosphate either alone or in combination with Portland Cement.
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patent: 5037479 (1991-08-01), Stanforth
patent: 5162600 (1992-11-01), Cody et al.
patent: 5202033 (1993-04-01), Stanforth et al.
patent: 5468291 (1995-11-01), Waterson et al.
patent: 5512702 (1996-04-01), Ryan et al.
Entact Corporation
Suchfield George A.
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