The design, operation and problems in the reaction section in the phosphoric acid facility are introduced. The problems lie in the poor crystal of phosphogypsum and low P2O5 recovery of 83.17%.
介绍云峰公司磷酸装置反应工序设计、运行情况及存在的主要问题：磷石膏结晶质量不好，P2O5平均回收率低，仅83.17%。
After deformation and heat treatment, single crystal al wire will generate a mass of dislocation cells, high density dislocations and evident recovery phenomena.
单晶铝线材在变形和加热后会产生大量的位错胞、高密度位错和明显的回复再结晶现象。
This paper is to investigate if lyotropic liquid crystal system can improve oil recovery after polymer flooding.
该文研究的目的在于考察溶致液晶体系在聚合物驱以后能否进一步提高采收率的问题。
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