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.
Patent No.:
Date of Patent:
Sep. 08, 1981
Filed:
Apr. 14, 1980
Applicant:
Inventors:
George B Karnofsky, Pittsburgh, PA (US);
John Slovski, Allison Park, PA (US);
Assignee:
Dravo Corporation, Pittsburgh, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
203 81 ; 203 98 ; 426494 ;
Abstract
There is disclosed, for recovering an aqueous organic solvent in fractions of different concentrations from a miscella, a rectification and stripping process utilizing an evaporation system comprising evaporators, rectifiers and a stripping column wherein the liquid effluent from the evaporation system is stripped free of the organic component of the solvent.