C - Chemistry – Metallurgy – 01 – D
Patent
C - Chemistry, Metallurgy
01
D
23/172, 204/57.1
C01D 3/14 (2006.01) C25B 15/08 (2006.01)
Patent
CA 1114132
ABSTRACT A process for selectively removing sodium sulfate and sodium hydroxide from an aqueous slurry containing sodium chloride, sodium sulfate and sodium hydroxide, which comprises contacting the slurry in a countercurrent wash step with cool water to remove sodium sulfate and sodium hydroxide therefrom.
324172
Knight Allan R.
Mathur Indresh
Nee Elley Bristow Dale M.
Dow Chemical Of Canada Limited
Smart & Biggar
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