Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by American Cyanamid CofiledCriticalAmerican Cyanamid Co
Priority to ES207260ApriorityCriticalpatent/ES207260A1/es
Publication of ES207260A1publicationCriticalpatent/ES207260A1/es
Un procedimiento para la obtencion de melamina a partir de urea y o de sus productos de disociacion térmica mediante un tratamiento de calor o de presion y calor del material de partida en presencia de amoniaco y un catalizador