D - Textiles – Paper – 06 – L
Patent
D - Textiles, Paper
06
L
D06L 1/10 (2006.01)
Patent
CA 2526306
A method of recover dry cleaning solvents from a mixture containing a used dry cleaning solvent and contaminants, such as laundry soils, fabric treating agents. Specifically, purification agents are added to the mixture to effect a change in the mixture such that the contaminants become less soluble in the mixture and can be easily separated from the dry cleaning solvents.
La présente invention a trait à un procédé de récupération de solvants de nettoyage à sec à partir d'un mélange contenant un solvant de nettoyage à sec usagé et des contaminants, tels que des salissures de blanchissage, d'agents de traitement de tissu. De manière spécifique, des agents d'épuration sont ajoutés au mélange pour réaliser une modification dans le mélange de sorte que les contaminants deviennent moins solubles dans le mélange et peuvent être facilement séparés des solvants de nettoyage à sec.
Arredondo Victor
Dupont Jeffrey Scott
Gardner Robb Richard
Haught John Christian
Hopkins Jeffrey Jon
Kirby Eades Gale Baker
The Procter & Gamble Company
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