Title: Ammonium bicarbonate fertilizer with integument and its manufacturing method
Application Number: 87104992 Application Date: 1987.07.21
Publication Number: 1030745 Publication Date: 1989.02.01
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C05G3/00
Applicant(s) Name: Zou Enlin Address:
Inventor(s) Name:
Attorney & Agent:
Abstract:
     This ammonium bicarbonate fertilizer with integument is a slowly acting nitrogenous fertilizer which is a kind of bigger and harder particles made of ammonium bicarbonate by a roll pelletizer. The particle is enveloped in an integument, in which the asphalt is its main component, for the purposes of decreasing loss and increasing fertilizer efficiency. In its manufacture method, the filmogen which is a solution of asphalt added with gasoline or xylene and then mixed with mineral filler is coated on the surface of rolled particle of ammonium bicarbonate. After the filmogen is dried, the particle becomes a finished product.
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