国内饲料磷酸氢钙生产工艺的磷得率低，磷酸浓缩脱氟法的生产厂少。
The phosphor yield of domestic feed grade calcium monophosphate production processes is low, and there are a few production plants using the phosphoric acid concentration defluorination method.
稀酸经过浓缩得到浓磷酸。
After acid has been concentrated phosphoric acid concentration.
再经过浓缩得到浓磷酸。
研究了几种金属材料在湿法磷酸生产中的浓缩轴流泵和萃取槽料浆泵叶轮上的耐腐蚀使用情况。
The corrosion situation of some metal materials used for axial-flow pump and impeller of slurry pump in wet phosphoric acid production was studied.
文摘：采用两步法对未经浓缩的湿法磷酸进行净化研究。
Abstract: in this paper, a two-step method for purifying non-concentrated wet-process phosphoric acid was developed.
本文介绍了以天然沸石取代部分三聚磷酸钠(五钠)的浓缩洗衣粉(浓缩粉)配方的研究。
This paper describes the study of low phosphate style concentrate laundry powder prescription that part of the sodium tripolyphosphate is superseded by the natural zeolite.
另一部分沉出淤渣的清澈磷酸经浓缩后再中和制磷酸二铵。
Another part of limpid phosphoric acid after removing subsiding sludge was concentrated and neutralized to produce granular DAP.
阐述湿法磷酸生产的萃取分解、萃取料浆闪蒸冷却及浓缩系统含氟气体的产生过程；
The sources of fluorine-containing gas are analyzed from the extraction of WPA, flash evaporation cooling of slurry and concentration system.
工艺：经ro(75%回收率)浓缩水需达到一级排放标准，聚合磷酸盐的去除。
Craft: After RO (75% returns-ratio) the thick synaeresis must achieve a level discharges the standard, polymerization phosphate removing.
针对克林霉素磷酸酯工业生产过程中解吸液的组分特性和目前传统生产技术存在的问题，研究了用纳滤膜浓缩替代减压蒸馏浓缩的可行性。
Aimed to solve the problem in the former production process of Clindamycin Phosphate (CLP), the paper discussed the feasibility that the desorption solution of CLP was concentrated by nanofiltration.
介绍江西贵溪化肥有限责任公司磷酸装置R-P浓缩流程的运行状况，及浓缩工序主要设备性能。
The operating condition of Rhone-Poulenc process and the equipment for phosphoric aicd concentration in phosphoric acid plant of Guixi Fertilizer Co. , Ltd. are described.
介绍江西贵溪化肥有限责任公司磷酸装置R-P浓缩流程的运行状况，及浓缩工序主要设备性能。
The operating condition of Rhone-Poulenc process and the equipment for phosphoric aicd concentration in phosphoric acid plant of Guixi Fertilizer Co. , Ltd. are described.
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