Dry cleaning apparatus and method capable of utilizing a siloxan

Details Dry cleaning apparatus and method capable of utilizing a siloxan Dry cleaning apparatus and method capable of utilizing a siloxan

1999-07-14

2000-05-09

Diamond, Alan

Bleaching and dyeing; fluid treatment and chemical modification

Cleaning or laundering

Dry cleaning

8137, 8159, 8141, 68 18C, 68 20, 68 18F, 68 18R, 68 18FA, 68 192, 68 23R, 68 235, 68 24, D06L 108, D06F 4308

Patent

active

06059845&

ABSTRACT:
A system and method are provided for dry cleaning articles utilizing a siloxane solvent. The system includes a cleaning basket for receiving articles therein and a one or more tanks for containing a siloxane solvent. Coupled between the tank and the cleaning basket is a pump for immersing the articles in the cleaning basket with the siloxane solvent. Also included is a still for distilling the dirty siloxane solvent to recover the pure siloxane solvent. A condenser is coupled to the cleaning basket and/or the still for recovering condensed vapors. For decanting any water in the siloxane solvent received from the condenser, a separator is coupled to the condenser. A fan is coupled to the cleaning basket for circulating air past the condenser, then the heater coils and into the cleaning basket for drying and cooling the articles.

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Environmental Protection Agency; Perchloroethylene Dry Cleaning Facilities; General Recommended Operating and Maintenance Practices for Dry Cleaning Equipment.
Patent Abstracts of Japan, abstract for JP 6-327888, Nov. 1994.

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