Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Radioactive metal
Patent
1981-04-22
1984-01-10
Hearn, Brian E.
Chemistry of inorganic compounds
Treating mixture to obtain metal containing compound
Radioactive metal
299 5, C01G 4300, C22B 300
Patent
active
044253079
ABSTRACT:
Uranium can be extracted from its ores at a pH of 2.5 to 5.5 using sulfuric acid, hydrogen peroxide, trace of iron and a sulfate. The extraction process is applicable to both tank leaching of conventionally mined ores and in situ leaching.
REFERENCES:
patent: 3309140 (1967-03-01), Gardner
patent: 3713698 (1973-01-01), Rhoades
patent: 4082359 (1978-04-01), Spence
patent: 4083603 (1978-04-01), Stover
patent: 4175108 (1979-11-01), Poitte
patent: 4214791 (1980-07-01), Moore
Merritt, The Extractive Metallurgy of Uranium, col. School of Mines Res. Inst. (1971), Ch. 5, 15.
Barb et al., "Reactions of Ferrous and Ferric Ions with Hydrogen Peroxide", Trans. Faraday Soc., 1950.
Amell et al., U.S. Department of the Interior, Bureau of Mines Contract No. H0272019 Final Report (NTIS-PB299947/AS (1978).
Shabbir et al., U.S. Department of the Interior, Bureau of Mines (Jul. 1974), (MTIS PB-234 691).
Brown et al., "Uranium Precipitation with Hydrogen Peroxide", (Feb. 1980) AIME, Preprint 80-63.
Eliwe et al., Metall, vol. 36, No. 2, Feb. 1982, pp. 135-140.
Gunn et al., Canadian Journal of Technology, vol. 34, Nov. 1956, pp. 379-388.
E. I. Du Pont de Nemours & Co.
Hearn Brian E.
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