Recovery of metal values and hydrofluoric acid from tantalum and

Details Recovery of metal values and hydrofluoric acid from tantalum and Recovery of metal values and hydrofluoric acid from tantalum and

1988-11-02

1991-06-11

Hunt, Brooks H.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Radioactive metal

423 18, 423 20, 423 63, 423 68, 423DIG14, 75374, 75 39P, 75622, 210688, B01D 1100

Patent

active

050230590

ABSTRACT:
A metallurgical processing system for economically recovering metal values, such as columbium, tantalum, thorium, and uranium from dilute source solids, such as digestion sludges, by a series of steps including:

REFERENCES:
patent: 4309389 (1982-01-01), Meyer
patent: 4446116 (1984-05-01), Krismer et al.
patent: 4451438 (1984-05-01), Flocter et al.
patent: 4619744 (1986-10-01), Horton

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