The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 07, 1978

Filed:

Jan. 26, 1976
Applicant:
Inventors:

Helmut Spork, Altotting, DT;

Rudolf Strasser, Burghausen, DT;

Johann Waas, Burghausen, DT;

Assignee:

Wacker-Chemie GmbH, Munich, DT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B01D / ; B01D / ;
U.S. Cl.
CPC ...
203 47 ; 203 52 ; 203 70 ;
Abstract

A water-miscible organic solvent is recovered from a mixture containing the solvent and water by adding an inert compound which is immiscible with the water and has a vapor pressure of no more than 5 mm Hg (abs.) at 100.degree. C. to the mixture and thereafter distilling off the organic solvent.


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