下载后可任意编辑 二水法湿法磷酸生产中提高磷收率的探讨邓金玉(安徽六国化工股份有限公司, 安徽铜陵 244023) [关键词] 湿法磷酸; 磷收率[摘 要] 安徽六国化工股份有限公司现有两套磷酸装置, 磷回收率仅为 91% 左右, 达不到设计(大于 93% ) 要求
介绍公司通过提高转化率、洗涤率来提高系统磷收率所实行的系列措施, 使磷收率提高到 9415% 以上, 全年可节约矿粉约 3 000 t, 年成本降低 18 万元
[中图分类号] TQ 12613+ 5 [文献标识码] A [文章编号] 1007 6220 (2024) 04 0034 03Approach to increa se P2O5 recovery in production ofWPA by dihydra te processDEN G J in yu(A nhu i L iug uo Chem ical Co
, L td , T ong ling , A nhu i 244023, Ch ina)Key words: w et p rocess pho spho ric acid; pho spho ru s recovery rateAbstract: There are 2 pho spho ric acid facilit ies in L iuguo Chem ical Co
, L td
, w ith pho spho ru s recoveryrate of 91% and low er than the designed index (mo re than 93% )
The coun term easu res fo r imp rovingpho spho ru s recovery rate ( raising convert ing rate and w ash