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Wargons AB
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Wargons AB
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Publication of FR555548ApublicationCriticalpatent/FR555548A/fr
C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
C07C273/06—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds from cyanamide or calcium cyanamide
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR555548D1922-02-031922-08-30Procédé de production d'urée en partant de la cyanamide
ExpiredFR555548A
(fr)