Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing
Patent
1994-06-07
1996-06-18
Kumar, Shailendra
Organic compounds -- part of the class 532-570 series
Organic compounds
Amino nitrogen containing
564 3, 564 67, 504327, C07C27316
Patent
active
055279619
ABSTRACT:
A process for neutralizing the ammonia present in the molten urea originating from the concentration section of a plant for its production, comprising adding to the molten urea a small quantity of an acid.
REFERENCES:
patent: 3333939 (1967-08-01), Davis et al.
patent: 3535376 (1970-10-01), Scheirer et al.
patent: 3689551 (1972-09-01), Patterson et al.
patent: 3928015 (1975-12-01), Siegel et al.
patent: 4461913 (1984-07-01), Lewis et al.
Patent Abstracts of Japan, vol. 11, No. 38, Feb. 4, 1987; Japanese Patent Abstract 6120419.
Corchia Angelo
Granelli Franco
Hoare, Jr. George P.
Kumar Shailendra
Snamprogetti S.p.A.
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