Liquid purification or separation – Processes – Separating
Patent
1993-10-25
1995-07-11
Dawson, Robert A.
Liquid purification or separation
Processes
Separating
210800, 210663, 210202, 2102212, 2102571, 2102572, 210256, 210338, B01D 3700
Patent
active
054318270
ABSTRACT:
A discharge purification system for dry cleaning facilities is disclosed. The system comprises a series of concentric tanks providing settling and filtration treatment for water containing dry cleaning solvents. The device also provides for recycling solvent back to the dry cleaning facility.
REFERENCES:
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patent: 1994372 (1935-03-01), Smith
patent: 3477949 (1967-10-01), Liljendahl
patent: 3674650 (1972-07-01), Fine
patent: 3738127 (1973-06-01), Hyams
patent: 3774768 (1973-11-01), Turner
patent: 5006245 (1991-04-01), Yukishita
patent: 5279746 (1994-01-01), Ziol
Dawson Robert A.
Fortuna Ana M.
Tatch Technical Services
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