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:
Oct. 19, 1993
Filed:
Oct. 15, 1992
Applicant:
Inventors:
William S Kalema, Kampala, UG;
Leon S Scott, Wilmington, DE (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210634 ; 210511 ;
Abstract
Extraction of valeric and/or caproic acid from an aqueous solution containing adipic acid and/or methyl glutaric acid using an organic solvent is enhanced by carrying out the process using an extraction-enhancing acid, such as acetic or isobutyric acid, which is soluble in the organic solvent.
Quick Actions:
Kalema, William. (1993). Enhanced extraction of valeric acid or caproic acid from aqueous mixtures (U.S. Patent No. 5254255). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5254255
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile