C - Chemistry – Metallurgy – 02 – F
Patent
C - Chemistry, Metallurgy
02
F
53/375, 362/45
C02F 1/26 (2006.01) C22B 3/26 (2006.01) C22B 3/38 (2006.01)
Patent
CA 1132269
ABSTRACT An extraction process is disclosed for extracting ionic values from an aqueous solution containing same which comprises contacting the aqueous solutlon with an organic hydrophobic liquid extractant phase comprising an extractant for lons, the molecules of which extractant contain at least one hydrophobic group selected from cyclic phosphazene radicals, linear siloxane radicals, cycllc siloxane radicals, and three-dlmensional slloxane radlcals, and stripping resulting loaded extractant phase with an aqueous stripping liquid phase.
338592
Burkin Alfred R.
Dain Richard J.
Manning Gary D.
Ford & Dain Research Limited
Stewart & Kolash Ltd
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