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Title: SOLVENT EXTRACTION PROCESS FOR PROTACTINIUM

A process is described for separating protactinium from thorium present together as the nitrates in a 0.1 to 10 N nitric acid solution. The separation is carried out by extraction with an aliphatic alcohol, ketone, and/or ester having at least six carbon atoms, such as n-amyl acetate, 2-ethyl hexanol, and diisopropyl ketone.
Authors:
; ;
Publication Date:
OSTI Identifier:
4061172
Report Number(s):
US 2978294
Resource Type:
Patent
Resource Relation:
Other Information: Orig. Receipt Date: 31-DEC-61
Research Org:
Originating Research Org. not identified
Country of Publication:
United States
Language:
English
Subject:
CHEMISTRY; ACETATES; ALCOHOLS; ATOMS; CARBON; ESTERS; KETONES; NITRATES; NITRIC ACID; PROTACTINIUM; SOLUTIONS; SOLVENT EXTRACTION