Liquid purification or separation – Processes – Liquid/liquid solvent or colloidal extraction or diffusing...
Reexamination Certificate
2004-06-04
2011-11-15
Kim, Vickie (Department: 1777)
Liquid purification or separation
Processes
Liquid/liquid solvent or colloidal extraction or diffusing...
C366S336000, C366S340000, C366S341000
Reexamination Certificate
active
08057677
ABSTRACT:
A process is described for the extraction of one or more substances from a fluid starting material with an appropriate extraction agent by use of a static micromixer for mixing the starting material with the extraction agent. The static micromixer is provided with disk-shaped components, the disk (1) being provided with at least one inlet opening (2) for introducing at least one fluid stream into a linking channel (3) disposed in the plane of the disk and at least one outlet opening (4) for removing the fluid stream into a mixing zone (5) disposed in the plane of the disk, the inlet opening (2) being connected with the outlet opening (4) in a communicating manner through a linking channel (3) disposed in the plane of the disk, and the linking channel (3) before opening into the mixing zone (5) being divided by microstructure units (6) into two or more part channels (7), and the widths of the part channels being in the millimeter to submillimeter range and being smaller than the width of the mixing zone (5).
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Schanz Gerhard
Sendelbach Gerhard
Kim Vickie
Striker Michael J.
Wella GmbH
Zalasky Katherine
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