TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
EXTRACTION URANIUM [2 records]
Record 1 - external organization data 2001-11-21
Record 1, English
Record 1, Subject field(s)
- Mining Operations
- Radioactive Ores (Mining)
- Compartment - Canadian Nuclear Safety Commission
Record 1, Main entry term, English
- uranium mining
1, record 1, English, uranium%20mining
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
In Canada, a wide variety of radioactive wastes are generated at all steps in the nuclear fuel cycle from uranium mining and milling to reactor operations for electricity production, and from the use of radioisotopes in industry, research and hospitals. 2, record 1, English, - uranium%20mining
Record 1, French
Record 1, Domaine(s)
- Exploitation minière
- Minerais radioactifs (Mines métalliques)
- Tiroir - Commission canadienne de sûreté nucléaire
Record 1, Main entry term, French
- extraction minière de l'uranium
1, record 1, French, extraction%20mini%C3%A8re%20de%20l%27uranium
feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- extraction de l'uranium 2, record 1, French, extraction%20de%20l%27uranium
feminine noun
- exploitation des gîtes d'uranium 3, record 1, French, exploitation%20des%20g%C3%AEtes%20d%27uranium
feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
Au Canada, il existe une grande variété de déchets radioactifs qui proviennent de tous les stades du cycle du combustible nucléaire, de l'extraction minière et de la concentration de l'uranium jusqu'à l'exploitation des réacteurs pour produire de l'électricité; ils proviennent également de l'utilisation des radio-isotopes à des fins industrielles, expérimentales et médicales. 4, record 1, French, - extraction%20mini%C3%A8re%20de%20l%27uranium
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2001-09-27
Record 2, English
Record 2, Subject field(s)
- Chemistry
- Geochemistry
- Radioactive Ores (Mining)
Record 2, Main entry term, English
- uranium extraction
1, record 2, English, uranium%20extraction
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 CONT
Initially, the [Port Hope] plant processed high-grade uranium ores to recover radium. A by-product of the refining process was uranium oxide, and, with increasing interest in nuclear energy, the emphasis switched to uranium production. By 1942, uranium extraction from ores had become the primary process and radium refining ceased in 1953. The radium circuit was dismantled in 1955, and replaced by a uranium refining circuit, which processed uranium concentrates (yellowcake) rather than uranium ores. ... a production facility was added to convert refined uranium oxide to uranium hexafluoride for export. The hexafluoride conversion facility was expanded in 1983 ... 1, record 2, English, - uranium%20extraction
Record 2, French
Record 2, Domaine(s)
- Chimie
- Géochimie
- Minerais radioactifs (Mines métalliques)
Record 2, Main entry term, French
- extraction de l'uranium
1, record 2, French, extraction%20de%20l%27uranium
correct, feminine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 CONT
Extraction de l'uranium. L'uranium est présent dans de nombreux minerais, mais à des teneurs très faibles [...] On exploite les gisements où cette teneur atteint quelque 1/100 [...] Après un tri radiométrique des roches extraites, les principales étapes du traitement sont une préparation mécanique (concassage, broyage), une mise en solution de l'uranium par attaque acide [...] ou basique [...]. La pulpe sortant de cette attaque subit une séparation solide-liquide qui fournit une liqueur contenant l'uranium qu'on purifie (par échange d'ions), puis dont on fait précipiter l'uranium essentiellement sous forme d'uranate. Au terme de ces traitements conduits sur le lieu d'extraction, on obtient des concentrés à 60-70 % d'uranium. Ces concentrés subissent ensuite un raffinage qui comprend deux phases, la purification et l'élaboration finale [...] 1, record 2, French, - extraction%20de%20l%27uranium
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Química
- Geoquímica
- Minerales radioactivos (Minas metálicas)
Record 2, Main entry term, Spanish
- extracción del uranio
1, record 2, Spanish, extracci%C3%B3n%20del%20uranio
correct, feminine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
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