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PROSES PEMBUATAN SENYAWA PUPUK BENTUK GRANUL
PROSES PEMBUATAN SENYAWA PUPUK BENTUK GRANUL
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机译:制成颗粒形式的肥料组合物的过程
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摘要
The invention relates to a process for the preparation of compound fertilizer granules containing at least two of the plant nutrients nitrogen, phosphorus and potassium, said process including the steps of: providing a solid fee material including at least one solid fertilizer raw material and optionally recycle material, feeding the feed material or a part thereof into a melter for melting a desired portion thereof and keeping said portion in molten state, feeding the molten or partly molten material and optionally other desired solid raw materials to a granulator to obtain a granulated product, and cooling and optionally screening the granulated product to obtain dry compound fertilizer granules having a desired size distribution, provided that no water or aqueous liquid is introduced into the process.
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