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1)  concentration of sulfuric acid
硫酸的浓缩
2)  Waste sulfuric acid concentra-tion of titanium dioxide production
钛白废硫酸浓缩
3)  phosphoric acid concentration
磷酸浓缩
1.
A novel energy saving and exhaust reduction process,characterized by phosphoric acid concentration with the heat recovered from the DAP tail gas exhausted from the pre-neutralization reactor,is proposed for AP production,which results in the energy consumption reduced by 31.
首次提出DAP预中和反应尾气分流进行余热回收浓缩稀磷酸的磷铵节能减排工艺,源头减少湿线尾气水蒸气排放量,降低湿法磷酸浓缩能耗31。
2.
For problems occurred during the production after upgrade of the tube and shell type graphite heat exchanger and axial flow pump equipment of the phosphoric acid concentration system for DAP production,a revamp scheme for parallel use of a new train and an old train of graphite heat exchanger and axial flow pump with different type and size is adopted.
针对DAP生产磷酸浓缩系统的管壳式石墨换热器和轴流循环泵设备更新后生产上出现的问题,采用型号、规格有差异的新老两套石墨换热器和轴流泵并联使用的技改方案,讨论了工艺指标的确定和操作控制要点,并介绍了运行效果。
4)  concentration of waste sulfuric acid
废酸浓缩
1.
The concentration of waste sulfuric acid increased from 20% to 37% by using steam heat in a equipment and 80% H_2SO_4 which would be used to decompound ilmenite was obtained by mixing with 98% H_2SO_4.
在废酸浓缩装置中利用水蒸汽加热钛白生产过程中产生的废硫酸,使其质量分数由20%提高到37%,与98%的硫酸混合配制成80%的硫酸,作为酸解钛矿的操作酸。
5)  concentrated phosphoric acid
浓缩磷酸
1.
Study on technology for production of IMAP with concentrated phosphoric acid;
浓缩磷酸生产工业级磷酸一铵的研究
6)  Concentrated Acid
浓缩酸
补充资料:过氧化单硫酸钾与硫酸二钾和硫酸氢钾的化合物
CAS:37222-66-5
中文名称:过氧化单硫酸钾与硫酸二钾和硫酸氢钾的化合物
英文名称:Peroxymonosulfuric acid, monopotassium salt, mixture with dipotassium sulfate and potassium hydrogen sulfate; potassium peroxymonosulfate sulfate,(2khso5.khso4.k2so4); Peroxymonosulfuric acid,monopotassium salt,mixture with dipotassium sulfate and potassium hydrogen sulfate
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