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１ 概 述我公司的硝酸磷肥装置是１９８４年由南京化工设计院设计的，建成之后存在问题较多，多年来经过不断完善改造，现生产能力已达９．５ｋｔ／ａ，该装置的干线成品生产为喷浆造粒工艺，全系统有两套喷浆造粒装置，每套都有自己的燃烧热风炉、回转干燥窑及各自的筛分除?
1 Overview Our nitrophosphate plant was designed by Nanjing Chemical Engineering Design Institute in 1984, and there are many problems after its completion. After many years of continuous improvement, the plant now has a production capacity of 9.5kt / a. Spray granulation process, the whole system has two sets of spray granulation device, each has its own combustion stove, rotary kiln drying and their respective sieve?