Decomposition of monazite concentrate in potassium hydroxide solution
Sign Up to like & getrecommendations! Published in 2018 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2018.01.042
Abstract: Abstract Alkali roasting of monazite concentrate using potassium hydroxide in place of sodium hydroxide could allow for the coproduction of tripotassium phosphate, which would be of greater economic value than trisodium phosphate. Therefore, this study… read more here.
Keywords: monazite concentrate; potassium hydroxide; sodium hydroxide; hydroxide ... See more keywords
Decomposition of monazite concentrate in sulphuric acid
Sign Up to like & getrecommendations! Published in 2018 at "Canadian Metallurgical Quarterly"
DOI: 10.1080/00084433.2018.1478490
Abstract: ABSTRACT A sulphuric acid bake-leach process was investigated for the extraction of rare earth elements (REEs), uranium, and thorium from a monazite concentrate. X-ray diffraction analysis showed the formation of water-soluble sulphates that readily dissolved… read more here.
Keywords: extraction; sulphuric acid; thorium; concentrate ... See more keywords
Extraction and derivative spectrophotometric assay of Sm(III), Pr(III) and Nd(III) from REEs monazite concentrate
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Environmental Analytical Chemistry"
DOI: 10.1080/03067319.2019.1672673
Abstract: ABSTRACT Concerning the great significance of rare-earth elements (REEs) in high-technology field and nuclear power, the target of this work is selective extraction and accurate spectrophotometric determination of Sm (III), Pr (III) and Nd (III)… read more here.
Keywords: iii; extraction; iii iii; monazite concentrate ... See more keywords