C - Chemistry – Metallurgy – 01 – F
Patent
C - Chemistry, Metallurgy
01
F
C01F 5/30 (2006.01) B01D 61/02 (2006.01)
Patent
CA 2220783
Method for sulphate removal from concentrated MgCl2 solutions, where the solution is subjected to a high pressure nanofiltration process applying membranes having a dominantly negative surface charge.
Méthode pour enlever le sulfate des solutions concentrées de MgCl2. La solution est soumise à une monofiltration à haute pression avec des membranes ayant une charge superficielle à dominance négative.
Langseth Birger
Marcotte Carl
Ole Waernes
Thorsen Thor
Wiig Per Oscar
Fetherstonhaugh & Co.
Norsk Hydro Asa
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