RU2013145158A - METHOD FOR PRODUCING URANIUM NITRATE - Google Patents
METHOD FOR PRODUCING URANIUM NITRATE Download PDFInfo
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- RU2013145158A RU2013145158A RU2013145158/05A RU2013145158A RU2013145158A RU 2013145158 A RU2013145158 A RU 2013145158A RU 2013145158/05 A RU2013145158/05 A RU 2013145158/05A RU 2013145158 A RU2013145158 A RU 2013145158A RU 2013145158 A RU2013145158 A RU 2013145158A
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- uranium
- nitrate
- nitric acid
- ammonium
- nitration
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- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
1. Способ получения нитрата уранила, включающий нитрование соединений урана нитрующим агентом, отличающийся тем, что оксиды урана, полиуранаты натрия или аммония или пероксид урана переводят в нитраты обработкой раствором нитрата аммония.2. Способ по п. 1, отличающийся тем, что нитрование соединений урана проводят в интервале температур 200-350°C.3. Способ по п. 1, отличающийся тем, что используют водный раствор нитрата аммония концентрации 2-9 моль/л.4. Способ по п. 1 или 2, отличающийся тем, что полученную смесь оксидов урана и нитрата уранила растворяют в азотной кислоте или в азотнокислых рафинатах от экстракционного аффинажа урана.1. A method of producing uranyl nitrate, including nitration of uranium compounds with a nitrating agent, characterized in that the uranium oxides, sodium or ammonium polyuranates or uranium peroxide are converted into nitrates by treatment with a solution of ammonium nitrate. 2. A method according to claim 1, characterized in that the nitration of uranium compounds is carried out in the temperature range 200-350 ° C. 3. The method according to claim 1, characterized in that an aqueous solution of ammonium nitrate of a concentration of 2-9 mol / l is used. The method according to p. 1 or 2, characterized in that the resulting mixture of uranium oxides and uranyl nitrate is dissolved in nitric acid or in nitric acid raffinates from uranium extraction refining.
Claims (4)
Priority Applications (1)
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RU2013145158/05A RU2563480C2 (en) | 2013-10-08 | 2013-10-08 | Method of obtaining uranyl nitrate |
Applications Claiming Priority (1)
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RU2013145158/05A RU2563480C2 (en) | 2013-10-08 | 2013-10-08 | Method of obtaining uranyl nitrate |
Publications (2)
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RU2013145158A true RU2013145158A (en) | 2015-04-20 |
RU2563480C2 RU2563480C2 (en) | 2015-09-20 |
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RU2013145158/05A RU2563480C2 (en) | 2013-10-08 | 2013-10-08 | Method of obtaining uranyl nitrate |
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RU (1) | RU2563480C2 (en) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4405567A (en) * | 1980-11-20 | 1983-09-20 | Phillips Petroleum Company | Uranium value leaching with ammonium carbonate and/or bicarbonate plus nitrate oxidant and optionally oxidation-catalytic metal compounds |
RU2295789C1 (en) * | 2005-10-10 | 2007-03-20 | Российская Федерация в лице Федерального агентства по атомной энергии | Actinide nitrates preparation method (variations) |
RU2295168C1 (en) * | 2005-10-13 | 2007-03-10 | ООО Научно-производственный центр "ЭЙДОС" | Uranium extraction affinage process |
RU2366012C2 (en) * | 2007-05-14 | 2009-08-27 | Российская Федерация в лице Федерального агентства по атомной энергии | Method of irradiated nuclear fuel treatment |
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2013
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RU2563480C2 (en) | 2015-09-20 |
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Effective date: 20181009 |