Liquid purification or separation – Processes – Liquid/liquid solvent or colloidal extraction or diffusing...
Patent
1987-05-18
1989-08-15
Spear, Frank
Liquid purification or separation
Processes
Liquid/liquid solvent or colloidal extraction or diffusing...
210188, B01D 1300
Patent
active
048572004
ABSTRACT:
A process for dechlorinating a chlorine-containing aqueous solution of an alkali metal chloride which process comprises contacting the solution with a face of a porous membrane of a hydrophobic material and contacting an aqueous liquid with an opposite face of said membrane. The porous membrane may be a porous film of polytetrafluoroethylene.
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patent: 4443307 (1984-04-01), Moore et al.
Imal, Masano, et al., Separation of Volatile Materials by Gas Membranes, American Chemical Society, 1982, pp. 421-426.
Imperial Chemical Industries plc
Spear Frank
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