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:
Dec. 23, 1980
Filed:
Jul. 30, 1979
Applicant:
Inventor:
Chee-Gen Wan, North Brunswick, NJ (US);
Assignee:
Halcon Research and Development Corp., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560232 ; 562517 ; 2605 / ; 2605 / ; 260546 ; 260549 ; 570263 ; 423500 ; 560248 ; 570263 ;
Abstract
In the carbonylation of esters and/or ethers the reaction mixture is separated into fractions to recover components therefrom, gases are withdrawn from the system and halogen values are recovered from said gases by contact with a component recovered from said reaction mixture.