US PATENT SUBCLASS 8 / 142
.~ Dry cleaning

Current as of: June, 1999
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8 /   HD   BLEACHING AND DYEING; FLUID TREATMENT AND CHEMICAL MODIFICATION OF TEXTILES AND FIBERS

137  DF  CLEANING OR LAUNDERING {6}
142.~ Dry cleaning

DEFINITION

Classification: 8/142

(under subclass 137) Processes for cleaning by the application of organic solvents without the use of substantial quantities of water.

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139+, for the use of organic solvents in conjunction with scouring and degreasing, of wool, cotton, hides, skins and leather.

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95, Gas Separation: Processes, appropriate subclasses, for recovery of volatile solvents from air containing same in the gaseous state.