C - Chemistry – Metallurgy – 05 – G
Patent
C - Chemistry, Metallurgy
05
G
C05G 3/08 (2006.01) C05G 3/00 (2006.01) C05G 5/00 (2006.01)
Patent
CA 2739629
A controlled release nitrogeneous fertilizer composition system, comprising (a) a tannin selected from the group consisting of purified tannins, purified modified tannins, condensate tannins, and mixtures thereof; (b) a nitrogeneous fertilizer component selected from the group consisting of an ammonia fertilizer, an ammonium fertilizer, a urea fertilizer, a nitrogen containing fertilizer, a natural nitrogen containing organic fertilizer, a nitrogen containing waste product fertilizer, a slow and control release fertilizer, and mixtures thereof; and optionally (c) a carrier. Also disclosed is a method for making such fertilizer composition systems.
Cette invention concerne un système de composition fertilisante azotée à libération contrôlée, comprenant (a) un tanin choisi dans le groupe constitué par les tanins purifiés, les tanins modifiés purifiés, les tanins condensés, et leurs mélanges ; (b) un composant fertilisant azoté choisi dans le groupe constitué par un fertilisant à base dammoniac, un fertilisant à base dammonium, un fertilisant à base durée, un fertilisant contenant de lazote, un fertilisant organique contenant de lazote naturel, un fertilisant à base de produits résiduaires contenant de lazote, un fertilisant à libération lente et contrôlée, et leurs mélanges ; et éventuellement (c) un support. Linvention concerne également un procédé de fabrication de ce type de système de composition fertilisante.
Mitanic Inc.
Ridout & Maybee Llp
LandOfFree
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