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介绍湖北楚星化工股份有限公司1994年至2004年用宜昌磷矿,在小磷铵装置萃取槽、过滤机、喷浆造粒干燥机不变的情况下,实现了粒状磷铵由30 k t/a扩能达100 k t/a的技改。综述了配套工艺、设备材料改造情况及生产实践中发展的一些新观点。
Introduction Hubei Chu Xing Chemical Co., Ltd. from 1994 to 2004 with Yichang phosphate rock, small ammonium phosphate extraction tank, filter, spray granulation dryer unchanged, the granular ammonium phosphate from 30 kt / a Capacity up to 100 kt / a technical innovation. A review of the supporting technology, the transformation of equipment and materials and some new ideas in the development of production practice.