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:
Apr. 25, 1989
Filed:
Aug. 09, 1984
Applicant:
Inventor:
George E Heinsohn, Elkton, MD (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K / ;
U.S. Cl.
CPC ...
560352 ;
Abstract
Methyl isocyanate can be separated in high yields from a gas-phase mixture of the isocyanate and water by sequentially condensing a major portion of the water, absorbing essentially all the remaining water from the mixture, and liquefying the methyl isocyante.