Liquid purification or separation – Processes – Liquid/liquid solvent or colloidal extraction or diffusing...
Patent
1992-10-06
1993-12-14
Dawson, Robert A.
Liquid purification or separation
Processes
Liquid/liquid solvent or colloidal extraction or diffusing...
210652, 210653, 210636, 210639, 210778, B01D 6100
Patent
active
052699340
ABSTRACT:
A process for removing oily residues from aqueous waste streams using a cross flow filtration system in which the efficiency of a dynamic membrane system comprising a gel layer and supporting semipermeable membrane is optimized by applying a controlled shear force parallel to the plane of the membrane.
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Lahoussine-Turcaud, et al., "Coagulation Pretreatment for Ultrafiltration of a Surface Water"; Jour. AWWA; Dec. 1990; pp. 76-81.
Bhave, et al.; "Removal of Oily Contaminants in Wastewater with Microporous Alumina Membranes"; AlChE Symposium Series: No. 261 vol. 84, pp. 19-27.
Dubrovsky Michael
Lynch Steven D.
Sciamanna Steven F.
Ambrosius James W.
Chevron Research and Technology Company
Dawson Robert A.
Fortuna Ana M.
Turner W. Keith
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