Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Material level or thickness responsive
Patent
1990-08-27
1992-06-23
Jones, W. Gary
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Material level or thickness responsive
210 94, 210109, 210143, 210513, 222 23, 222 52, 222 96, 222103, 222214, B01D 2126, B01D 2130
Patent
active
051240300
ABSTRACT:
A solution separating apparatus has a container holding portion, a container pressurizing portion, an interface detecting portion, and a control unit. The interface detecting portion comprises a light emitting apparatus disposed to one side and a light receiving apparatus disposed to another side with a container held by the container holding portion sandwiched therebetween. The light emitting element comprises a plurality (three or more) of light emitting elements disposed in parallel in the substantially moving direction of the interface within the container. Another solution separating apparatus embodiment has a container holding portion, a tube clamper, a container pressurizing portion, a control unit, and a weight measuring portion commonly used by two or more container holding portions. The weight measuring portion selectively measures the quantity of weight change of each container held by the container holding portions.
REFERENCES:
patent: 4350585 (1982-09-01), Johansson et al.
patent: 4663032 (1987-05-01), Loos et al.
patent: 4976851 (1990-12-01), Tanokura et al.
Patent Abstracts of Japan, vol. 6, No. 38; Interface Detector.
Fujikawa Susumu
Furuya Akihiko
Inaba Fumiaki
Kobayashi Susumu
Tanokura Nobukazu
Jones W. Gary
Terumo Kabushiki Kaisha
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