TERMIUM Plus®

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CHEMICAL PRECIPITATION [1 record]

Record 1 - external organization data 2006-08-01

English

Subject field(s)
  • Geochemistry
  • Water Treatment (Water Supply)
  • Nuclear Waste Materials
  • Compartment - Canadian Nuclear Safety Commission
CONT

... certain radioactive effluents must be purified, according to their salinity and the nature of the pollutants, by fixing on ion exchangers or by chemical precipitation ...

CONT

... it was generally believed that the iron and silica in iron-formations were derived from deeply weathered rocks and deposited in restricted basins where chemical precipitation was predominant over clastic sedimentation.

CONT

The processes include radioactive decay, adsorption, chemical precipitation, dilution, dispersion and other phenomena which influence the transport of radionuclides.

French

Domaine(s)
  • Géochimie
  • Traitement des eaux
  • Déchets nucléaires
  • Tiroir - Commission canadienne de sûreté nucléaire
CONT

[...] la radioactivité de certains effluents nécessite, suivant les salinités et la nature des polluants, la dépollution par fixation sur échangeurs d'ions ou par précipitations chimiques [...]

CONT

Les roches sédimentaires [...] résultent de l'accumulation de matériaux provenant [...] de l'altération de roches préexistantes, de précipitations chimiques ou de l'activité biologique.

CONT

Les processus comprennent la décroissance radioactive, l'adsorption, la précipitation chimique, la dilution, la dispersion et d'autres phénomènes qui influent sur le transport des radionucléides.

Spanish

Campo(s) temático(s)
  • Geoquímica
  • Tratamiento del agua
  • Desechos nucleares
  • Compartimiento - Comisión Canadiense de Seguridad Nuclear
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