对辊挤压造粒稀土碳铵复混肥生产工艺  

Production Process of Rare Earth-Ammonium Carbonate Composite Fertilizer by Counter Roller Extruding and Pelleting

作　　者：李晓强[1] 张小宁[1] 陈宝根 

机构地区：[1]云南省化工研究院,云南昆明650041 [2]昆明市宜良三力化肥工业有限公司,云南宜良652100

出　　处：《云南化工》1999年第3期50-52,共3页Yunnan Chemical Technology

摘　　要：概述了稀土碳铵复混肥对辊挤压造粒法（粒径＝６ｍｍ）生产工艺；总结出生产实践中的技术操作要点。The production process of rare earth-ammonium carbonate by counter roller extruding and pelleting method(granular diameter=6mm)was generally decribed.Main points of technology and operation in production and practice were summarized.Operation experiences were introduced.

关 键 词：对辊造粒 稀土复混肥 碳铵 混合肥料 复合肥料 

分 类 号：TQ444[化学工程—化学肥料工业]