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Uranium(u)

Uranium(u) patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

Related Categories:

Specialized Metallurgical Processes, Compositions For Use Therein, Consolidated Metal Powder Compositions, And Loose Metal Particulate Mixtures


Processes > Producing Or Treating Free Metal > Utilizing Radioactive Material, Producing Or Treating Radioactive Metal > Uranium(u)



Treatment method of spent uranium catalyst
04/10/14 - 20140096646 - The present invention relates to a treatment method of spent uranium catalyst, and more specifically, to a method which can considerably reduce the volume of the spent uranium catalyst to be disposed of and simultaneously minimize secondary wastes that can be generated during the process of treating the spent uranium...

Dissolution and recovery of at least one element nb or ta and of at least one other element u or rare earth elements from ores and concentrates
12/26/13 - 20130340571 - the dissolution in an aqueous solution of the calcine obtained in order to obtain a slurry, the liquid fraction of which includes iron, in the ferric state, at a concentration of at least 50 g/l, advantageously of at least 70 g/l and very advantageously of at least 120 g/l....

Extraction process
11/29/12 - 20120297929 - A method for the selective recovery of uranium from a sulphate-based acidic aqueous solution of uranium containing iron and other metals by means of solvent extraction, in which the extractant used in the organic extraction solution is bis(2-ethylhexyl) phosphate and a liquid branched trialkyl phosphine oxide is the modifying agent....

Method for purifying the uranium from a natural uranium concentrate
10/04/12 - 20120247276 - The extractant is an N,N-dialkylamide and the ratio between the flow rate at which the organic phase obtained at the end of step b) and the aqueous phase A3 circulate in the apparatus where step c) occurs, is greater than 1....

Metal abstraction peptide (map) tag and associated methods
07/12/12 - 20120174712 - Compositions comprising a tripeptide having the sequence XC1C2; wherein X is any amino acid such that XC1C2 is capable of binding a metal in a square planar orientation or square pyramidal orientation or both; and wherein C1 and C2 are the same or different; and wherein C1 and C2 individually...

Method for the recovery of uranium from pregnant liquor solutions
05/24/12 - 20120125158 - The present invention is directed to a new more environmentally friendly method for the recovery of uranium from pregnant liquor solutions that comprise high levels of chloride by using an amino phosphonic functionalized resin....

Recovery of residual copper from heap leach residues
12/15/11 - 20110303051 - A process for recovering copper from heap leach residues, the process comprising treating heap leach residues to provide treated heap leach residues providing improved permeability of a heap of the treated heap leach residues, and leaching the heap of the treated heap leach residues with a leaching solution. Treating the...