Hazardous or toxic waste destruction or containment – Containment – Solidification – vitrification – or cementation
Patent
1996-10-07
1997-10-07
Suchfield, George A.
Hazardous or toxic waste destruction or containment
Containment
Solidification, vitrification, or cementation
405129, 588901, A62D 300, B09B 300
Patent
active
056741766
ABSTRACT:
This invention relates to the treatment of contaminated materials including soils and solids, 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 from the group consisting of phosphoric acid, monocalcium phosphate monammonium phosphate and diammonium phosphate either alone or in combination with Portland cement.
REFERENCES:
patent: 3094846 (1963-06-01), Peeler, Jr.
patent: 3837872 (1974-09-01), Conner
patent: 3962080 (1976-06-01), Dunlin et al.
patent: 4124405 (1978-11-01), Quienot
patent: 4142912 (1979-03-01), Young
patent: 4268188 (1981-05-01), Bertus et al.
patent: 4354942 (1982-10-01), Kaczur et al.
patent: 4356030 (1982-10-01), Halbin
patent: 4518508 (1985-05-01), Conner
patent: 4547290 (1985-10-01), Pichat
patent: 4582611 (1986-04-01), Wang
patent: 4652381 (1987-03-01), Inglis
patent: 4671882 (1987-06-01), Douglas et al.
patent: 4687373 (1987-08-01), Falk et al.
patent: 4701219 (1987-10-01), Bonee
patent: 4736356 (1988-04-01), O'Hara et al.
patent: 4737356 (1988-04-01), O'Hara et al.
patent: 4761182 (1988-08-01), Whitescarver et al.
patent: 4764284 (1988-08-01), Jansen
patent: 4781841 (1988-11-01), Someya
patent: 4861482 (1989-08-01), Frankenberger, Jr. et al.
patent: 4878944 (1989-11-01), Rolle et al.
patent: 4889640 (1989-12-01), Stanforth
patent: 4927293 (1990-05-01), Campbell
patent: 4948516 (1990-08-01), Fisher et al.
patent: 4950409 (1990-08-01), Stanforth
patent: 4981393 (1991-01-01), Vandevelde et al.
patent: 4988376 (1991-01-01), Mason et al.
patent: 5013185 (1991-05-01), Taki
patent: 5024556 (1991-06-01), Timmerman
patent: 5028272 (1991-07-01), Bonee
patent: 5037240 (1991-08-01), Sherman
patent: 5037479 (1991-08-01), Stanforth
patent: 5061119 (1991-10-01), Balthaus et al.
patent: 5162600 (1992-11-01), Cody et al.
patent: 5193936 (1993-03-01), Pal et al.
patent: 5202033 (1993-04-01), Stanforth et al.
Entact, Inc.
Suchfield George A.
LandOfFree
Method for treatment of solid waste to minimize heavy metals does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method for treatment of solid waste to minimize heavy metals, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for treatment of solid waste to minimize heavy metals will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2352985