Bleaching and dyeing; fluid treatment and chemical modification – Fluid treatment – Manipulation of liquid
Patent
1989-06-28
1991-01-15
Stinson, Frankie L.
Bleaching and dyeing; fluid treatment and chemical modification
Fluid treatment
Manipulation of liquid
8159, 68 18C, D06B 906
Patent
active
049843184
ABSTRACT:
In a dry cleaning machine of type that includes, a cleaning chamber adapted for receiving an amount of articles to be washed and dried; means for supplying chemical solvents within of said chamber in order to carry out washing and draining stages of the articles; and, means to produce a flow of hot air within said chamber for drying the articles, a system and method for the additional recovering of solvents is provided. The system including, extract means connected to said chamber for extracting additional solvent from said chamber once the drying stage has been carried out. Condenser means to condense the solvent that has been extracted from said chamber, connected to the extract means to condense the solvent that has been recovered. And, conduit means connected between the condenser means and the means that supplying the chemical solvents for conduit the recovered solvent newly towards the means that supply the solvent.
REFERENCES:
patent: 3002287 (1961-10-01), Smith
patent: 3391550 (1968-07-01), Williams
patent: 3990273 (1976-11-01), Schulten et al.
patent: 4091643 (1978-05-01), Zucchini
patent: 4483160 (1984-11-01), Jost
patent: 4817296 (1987-04-01), Kabakov et al.
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