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:
Mar. 03, 1986
Filed:
Jul. 14, 1985
Applicant:
Inventors:
Robert J Radel, AL, US;
Yong K Kim, AL, US;
Assignee:
Tennesee Valley Authority, Muscle Shoals, AL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
564 63 ; 564 65 ;
Abstract
A process for the preparation of urea and its derivatives by reacting CO, NO, and a hydrogen source over a supported noble metal catalyst at atmospheric pressure is described. Preferably, stoichiometric amounts of reactory gases are used. Reaction temperatures are in the range of 75.degree. C. to 225.degree. C.