Dry cleaning apparatus and method capable of utilizing a siloxane composition as a solvent

  • US 6,059,845 A
  • Filed: 07/14/1999
  • Issued: 05/09/2000
  • Est. Priority Date: 08/22/1997
  • Status: Expired due to Term
First Claim
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1. A system containing siloxane solvent and no added volatile organic cleaning solvents for dry cleaning articles comprising:

  • (a) a cleaning basket for receiving articles therein;

    (b) one or more tanks for containing a siloxane solvent;

    (c) a pump coupled between the tank and the cleaning basket for immersing the articles in the cleaning basket with the siloxane solvent;

    (d) a still for distilling the siloxane solvent to recover the siloxane solvent;

    (e) a condenser coupled to at least one of the cleaning basket and the still for recovering condensed vapors of the siloxane solvent;

    (f) a separator coupled to the condenser for decanting any water in the siloxane solvent received from the condenser; and

    (g) a fan coupled to the cleaning basket for circulating air past heater coils and into the cleaning basket for drying the articles.

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