METHOD FOR RECLAIMING HALOGEN-CONTAINING SOLVENTS FROM DRY-CLEANING WASTE PRODUCTS Russian patent published in 1995 - IPC

Abstract RU 2046862 C1

FIELD: solvent treatment of textile materials. SUBSTANCE: method involves mixing dry-cleaning waste products containing halogen-containing solvents, such as trichloroethylene or perchloroethylene, with water taken in the amount of 25-100% by mass. The mixture is distilled at 90-120 C. EFFECT: lower production costs.

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RU 2 046 862 C1

Authors

An L.M.

Antonov I.G.

Brushevich E.V.

Erofeeva O.A.

Pljusnin A.N.

Tomashevskaja S.V.

Dates

1995-10-27Published

1992-06-15Filed