Abstract: Apparatus for synthesis of urea comprising a reaction vessel divided into a number of adjacent reaction zones by means of overflow-preventing plates with moving elements that are non-return valves.
Type:
Grant
Filed:
March 3, 1977
Date of Patent:
July 4, 1978
Assignee:
Instytut Nawozow Sztucznych Zjednoczenie "Petrochemia"
Inventors:
Janusz Starzycki, Jadwiga Starzycka, Janusz Sobczak, Stanislaw Golembiowski, Ernest Pieczora, Stanislaw Kolanek, Jerzy Simonides, Jozef Jendrzej