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. 21, 1976
Filed:
May. 05, 1975
Applicant:
Inventors:
Donald G Ries, Brookhaven, MS (US);
David G Braithwaite, Brookhaven, MS (US);
Assignee:
Nalco Chemical Company, Oak Brook, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208323 ; 208329 ; 208333 ; 208334 ;
Abstract
A process for the liquid/liquid extraction of aromatic hydrocarbons from organic solvent mixtures containing aromatic and aliphatic hydrocarbons by the use of certain ethers and esters as extractants is disclosed.
Ries, Donald. (1976). Liquid/liquid extraction using certain ethers and esters (U.S. Patent No. 3981798). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3981798
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile