Patents Assigned to Tennesee Valley Authority
  • Process for the preparation of urea and its derivatives from CO, NO, and a hydrogen source
    Patent number: H38
    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.
    Type: Grant
    Filed: July 15, 1985
    Date of Patent: March 4, 1986
    Assignee: Tennesee Valley Authority
    Inventors: Robert J. Radel, Yong K. Kim