Management of solid waste marble powder: improving quality of sodium chloride obtained from sulphate-rich lake/subsoil brines with simultaneous recovery of high-purity gypsum and magnesium carbonate hydrate
Sign Up to like & getrecommendations! Published in 2022 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-022-18932-6
Abstract: Marble industry worldwide produces large amount of non-degradable marble dust powder (MDP) waste during mining and processing stages. MDP mainly comprises of CaCO3 with small amounts of Mg, Fe or Si in various forms. In… read more here.
Keywords: high purity; purity; sulphate rich; magnesium carbonate ... See more keywords
Sodium-sulphate production from sulphate-rich bittern: A parametric study and economic evaluation
Sign Up to like & getrecommendations! Published in 2021 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2021.105632
Abstract: Abstract Concentrated brines and bitterns rejected from various processes contain mineral salts of economic value. For example, sulphate-rich bittern generated at saltworks in the Rajasthan state of India exceeds 3 million tons annually and requires… read more here.
Keywords: sulphate production; rich bittern; sulphate; sulphate rich ... See more keywords
Elemental sulphur recovery from a sulphate-rich aqueous stream in a single hybrid linear flow channel reactor is mediated through microbial community dynamics and adaptation to reactor zones.
Sign Up to like & getrecommendations! Published in 2022 at "FEMS microbiology ecology"
DOI: 10.1093/femsec/fiac059
Abstract: The coupled application of biological sulphate reduction (BSR) and partial sulphide oxidation to treat sulphate-rich wastewater is an effective strategy to mitigate pollution and recover elemental sulphur for re-purposing. The recent development of the hybrid… read more here.
Keywords: reactor; community dynamics; microbial community; community ... See more keywords