Liquid purification or separation – Processes – Including controlling process in response to a sensed condition
Patent
1988-12-16
1990-02-27
Spear, Frank
Liquid purification or separation
Processes
Including controlling process in response to a sensed condition
210 961, 210789, 210513, B01D 2100
Patent
active
049043960
ABSTRACT:
An automatic apparatus for the selective extraction of phases from a multiphase system in a receptacle distinguished by their opacity difference comprising a stirrup (1) moveable with respect to the receptacle (2) containing the multiphase system of different opacity (3) and (4), a control means (5) for moving the stirrup (1) which is sensitive to the change of opacity of the phases present in the receptacle (2) and a means (6) for effecting the extraction of the phase secured to the stirrup (1) which is especially suitable for extraction of biological fluids, particularly blood.
REFERENCES:
patent: 4185629 (1980-01-01), Curris et al.
patent: 4573961 (1986-03-01), King
Roussel Uclaf
Spear Frank
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