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phosphogypsum [1 record]
Record 1 - internal organization data 2006-08-16
Record 1, English
Record 1, Subject field(s)
- Natural Construction Materials
- Nuclear Waste Materials
- Soil Improvement and Fertilizer Management
Record 1, Main entry term, English
- phosphogypsum
1, record 1, English, phosphogypsum
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A gypsum produced in the manufacture of phosphoric acid and used in cement. 2, record 1, English, - phosphogypsum
Record number: 1, Textual support number: 1 CONT
In the past, the phosphate fertilizer industry was the largest generator of incidental waste in Ontario, producing about 900,000 cu.m. per year of naturally-contaminated phosphogypsum waste. Phosphogypsum results from the chemical treatment of phosphate rock and contains low concentrations of uranium and radium, which render it unsuitable for unrestricted use. 3, record 1, English, - phosphogypsum
Record number: 1, Textual support number: 2 CONT
Large quantities of impure calcium sulphate (phosphogypsum) are produced in the wet process; small amounts of this are used as a soil conditioner in the U.S.A., but the remainder constitutes a major disposal problem. 4, record 1, English, - phosphogypsum
Record 1, French
Record 1, Domaine(s)
- Matériaux de construction naturels
- Déchets nucléaires
- Fumure et amélioration du sol
Record 1, Main entry term, French
- phosphogypse
1, record 1, French, phosphogypse
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Sous-produit de la fabrication de l'acide phosphorique, résultant de l'attaque sulfurique d'un phosphate naturel. 2, record 1, French, - phosphogypse
Record number: 1, Textual support number: 1 CONT
De vastes quantités de sulfates de calcium impurs (phosphogypse) sont produites par le procédé humide; de petites quantités de ce produit sont directement utilisées comme conditionneur de sol aux États-Unis, mais le reste constitue un important problème d'élimination. 3, record 1, French, - phosphogypse
Record number: 1, Textual support number: 1 OBS
De structure analogue à celle du gypse naturel, le phosphogypse est valorisé grâce à certains traitements et sert à fabriquer du plâtre, surtout dans les pays n'ayant pas de gypse naturel, comme le Japon. 2, record 1, French, - phosphogypse
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Materiales de construcción naturales
- Desechos nucleares
- Abono y mejoramiento del suelo
Record 1, Main entry term, Spanish
- fosfoyeso
1, record 1, Spanish, fosfoyeso
masculine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
- yeso fosfórico 2, record 1, Spanish, yeso%20fosf%C3%B3rico
masculine noun
Record 1, Textual support, Spanish
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