Composition to encapsulate chromium, arsenic and other toxic met

Details Composition to encapsulate chromium, arsenic and other toxic met Composition to encapsulate chromium, arsenic and other toxic met

1991-01-07

1992-07-14

Stoll, Robert L.

Compositions

Preservative agents

Anti-corrosion

106606, 106713, 106739, 106801, 252628, 252631, 210749, 210751, 210720, 210724, B01J 1300, B01D 2101, C02F 152, C04B 702

Patent

active

051300516

ABSTRACT:
A composition for treating toxic metals in solid waste, sludge or slurry is provided. The composition includes a reducing agent such as ferrous sulfate or sodium sulfite and a fixative containing solid calcium oxide or solid magnesium oxide. The composition may also include an acid such as sulfuric acid.

REFERENCES:
patent: H625 (1989-04-01), McDaniel et al.
patent: 3890244 (1975-06-01), Carlin
patent: 3988258 (1976-10-01), Curtiss et al.
patent: 4018679 (1977-04-01), Bolsing
patent: 4028130 (1977-06-01), Webster et al.
patent: 4110211 (1978-08-01), Krofchak
patent: 4116705 (1978-09-01), Chappell
patent: 4118243 (1978-10-01), Sandesara
patent: 4122028 (1978-10-01), Iffland et al.
patent: 4256577 (1981-03-01), Cassella et al.
patent: 4377508 (1983-03-01), Rothberg
patent: 4379081 (1983-04-01), Rootham et al.
patent: 4404105 (1983-09-01), Rysman de Lockerente
patent: 4432666 (1984-02-01), Frey et al.
patent: 4518508 (1985-05-01), Conner
patent: 4530723 (1985-07-01), Smeltzer et al.
patent: 4537937 (1985-08-01), Cawlfield et al.
patent: 4620947 (1986-11-01), Carlson
patent: 4632765 (1986-12-01), De Neef
patent: 4752397 (1988-06-01), Sood
Japan Patents Gazette, Nov. 17, 1976, page JP-A-50067280 (Sumitomo).

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