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US 2003/0154755 A1Published application
Long-term fertilizer containing nitrogen
OwnerKlaus Horchler, Alexander Wissemeier +4inventors
InventorsKlaus Horchler, Alexander Wissemeier, Reinhard Hahndel, Vilmos Czikkely, Wolfgang Weigelt, Wolfram Zerulla
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Abstract
A long-term fertilizer containing nitrogen, contains a mixture of acetylene diurea and at least one other organic fertilizer containing nitrogen, such as methylene urea, isobutylidene diurea, crotonylidene diurea, oxamide, melamine, substituted triazones, ethylene diurea, triuret or mixtures of them.
Claims8
Long-term fertilizer containing nitrogen, comprising
- a mixture of acetylene diurea and at least one other organic fertilizer containing nitrogen.
A process for the production of long-term fertilizers, comprising
- mixing powders or granules of starting compounds comprising a mixture of acetylene diurea and at least one other organic fertilizer containing nitrogen;
- and
- if necessary, subsequent granulation.
Dependencies are inferred from the claim text.