Whirlpool Corporation

Hank Robert Reinhoudt

Joel Adam Luckman

Tremitchell L Wright

Daniel C Conrad

Mark Bradley Kovich

Vicki Lyn Wyatt-Smith

Brian W May

Machial Goedhart

Jan Hendrik Verbeek

Jan Hendrik Theodoor Verbeek

An improved solvent cleaning process of cleaning a non-aqueous solvent used in a dry cleaning process for fabrics including consecutive wash cycles for washing respective fabrics batches, including a basic solvent refining cycle and a first advanced solvent refining cycle, the basic solvent refining cycle including a step of separating solvent into a first solvent fraction and a second solvent fraction which is less clean than the first fraction, wherein the basic and first advanced solvent refining cycles are independently effected when solvent to be cleaned fulfils a respective predetermined condition.

Solvent cleaning process

The present invention provides a dry cleaning process for the in-home dry cleaning of laundry articles, comprising one or more cleaning steps followed by one or more rinse steps whereby at least one rinse step comprises contacting the laundry article with a rinse composition, said rinse composition comprising a low grade non-flammable non-chlorine containing organic dry cleaning solvent and said low grade solvent comprising at least 0.1 ppm and less than 50 000 ppm of squalene.

Dry cleaning process

Growing community of inventors

Olivier van Noortlaan, Netherlands

Hank Robert Reinhoudt