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PROCESS FOR PREPARING NP AND NPK FERTILIZERS WITH NITROPHOSPHATIC-PRILLING METHOD
PROCESS FOR PREPARING NP AND NPK FERTILIZERS WITH NITROPHOSPHATIC-PRILLING METHOD
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机译:亚硝化法制备NP和NPK肥料的方法
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摘要
A nitrogen-phosphorous contg. artificial fertiliser is melted and mixed with preheated, calcined and ground calcium-aluminium phosphate and in some cases a potassium contg. cpd.
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