Glossary entry

English term or phrase:

yellow cake

Bulgarian translation:

уранов концентрат U3O8

Added to glossary by 4leavedClover
May 10, 2009 07:55
15 yrs ago
1 viewer *
English term

yellow cake

GBK English to Bulgarian Tech/Engineering Mining & Minerals / Gems
Definition from European Nuclear Society:
Yellow cake is the final product of the milling of uranium ore. It contains about 80 % of uranium oxide and is usually represented by the formula U3O8. The yellow cake produced by most modern mills is actually brown or black, not yellow; the name comes from the colour and texture of the concentrates produced by early mining operations due to impurities from ammonium diuranate (NH4)2U2O7.
Example sentences:
The solvents are removed by evaporating in a vacuum and ammonium diuranate, (NH4)2U2O7, is precipitated by adding ammonia to neutralize the solution. The diuranate is then heated to yield a purified, solid U3O8, known as yellow cake. (Kennesaw State University )
On site, close to the mines, the uranium is concentrated and transformed into a yellow powder, commonly called yellow cake, which contains 75% of uranium. It is in this form that the uranium is marketed. (planete-energies.com)
The first stage of this process is to dissolve the yellow cake in nitric acid; solvent extraction using tributyl phosphate in a hydrocarbon solution extracts the uranium from the various impurities and then the extract is washed with dilute nitric acid to produce uranyl nitrate in a very pure form. (landmarkminerals.com)
Proposed translations (Bulgarian)
5 +2 уранов концентрат U3O8
Change log

May 10, 2009 01:58: changed "Kudoz queue" from "In queue" to "Public"

May 10, 2009 07:55: changed "Stage" from "Preparation" to "Submission"

May 13, 2009 08:54: changed "Stage" from "Submission" to "Selection"

May 28, 2009 07:54: changed "Stage" from "Selection" to "Completion"

May 28, 2009 09:50: 4leavedClover changed "Edited KOG entry" from "<a href="/profile/0">'s</a> old entry - "yellow cake "" to ""уранов концентрат U3O8 ""

Proposed translations

+2
6 days
Selected

уранов концентрат U3O8

* Урановият концентрат U3O8 (или концентрат на уранов оксид U3O8), като продукт от преработването на урановата руда, се нарича още “жълт кек” или “жълт кейк” (yellow cake) заради жълтия цвят, който първоначално е бил характерен за продукта.
* Пълното наименование на урановия оксид U3O8 е "триуранов осмоокис" или, според по-новата класификация, "триуранов октаоксид".
Definition from own experience or research:
Урановият концентрат U3O8 е продукт, получаван при преработването на урановата руда, който се характеризира с високо съдържание на уранов оксид U3O8.
Example sentences:
Добив на уранови и ториеви руди и техните концентрати. Включва: - добив на уранови и ториеви руди - обогатяване на тези руди - производство на уранови концентрати (yellowcake) (NSI - НАЦИОНАЛЕН СТАТИС�)
Уранът се добива от рудата чрез киселина. Продуктът от този процес, след като се преработи отново, е жълт концентрат. (Климат)
Производствени проблеми и недостиг вдигнаха цените на концентрата на уранов оксид U3O8 близо 10 пъти през последните шест години. (КАПИТАЛ)
Peer comment(s):

agree Sylvio Peshev
3 days 13 hrs
Благодаря!
agree MarinGeorgiev
11 days
Благодаря!
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4 KudoZ points awarded for this answer.
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