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:
Jul. 22, 1980
Filed:
Jun. 21, 1978
Applicant:
Inventors:
David Zudkevitch, Dover, NJ (US);
Nirmal K Khanna, Scotch Plains, NJ (US);
Robert F Raczynski, Montague, NJ (US);
Assignee:
Allied Chemical Corporation, Morris Township, Morris County, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; C07C / ;
U.S. Cl.
CPC ...
203 95 ; 203 96 ; 568410 ; 568411 ;
Abstract
A process for separating the constituents of azeotropic mixtures of acetone and other lower ketones from lower halogenated hydrocarbons. Water is added to the azeotropic mixture of acetone and the lower halogenated hydrocarbon for breaking up of the azeotrope, and the halogenated halohydrocarbon is distilled off.
Zudkevitch, David. (1980). Distillation for separating dialkylketones from lower chlorohydrocarbons (U.S. Patent No. 4213832). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4213832
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile