1)  middle temperature CO shift
中温变换
2)  middle temperature shift
中温变换
1.
Through the comparison of a new process flow with the old one, both the process system reformation in the middle temperature shift of the middle sized plant and the notices during its executing are introduced.
通过对新老工艺流程的对比 ,介绍了中型氮肥厂对中温变换工艺系统的改造及具体实施过程中的注意事项。
3)  medium temperature transformation furnace
中温变换炉
1.
Through the reform of the vacant equipment low temperature transformation furnace, making it in parallel withmedium temperature transformation furnace, it has reduced energy consumption and received obvious effect.
利用闲置设备低温变换炉进行改造处理,与原有中温变换炉并联使用,取得了十分显著的效果,不但降低了变换的能耗,而且为扩大产量奠定了基础。
4)  high temperature shift catalyst
中温变换催化剂
1.
With the action of some bivalent cation, high temperature shift catalyst has been prepared by mixture precipitation method using open-hearth dust as a raw material.
利用钢铁厂平炉尘制备中温变换催化剂,制备成本低,工艺简单,活性达到部颁标准,具有明显的经济效益。
5)  high-temperature shift catalyst
中温变换催化剂
1.
A low lead high-temperature shift catalyst was developed on the basis of the research by former USSR and its main peffermance was compared with the Fe-Cr HTS catalysts in China.
在原苏联Ｆｅ－Ｐｈ系ＣＴＫ－ＭЖ型中温变换催化剂的基础上，研制了低铅中温变换催化剂，并与我国Ｆｅ－Ｃｒ系中温变换催化剂的主要性能进行了比较。
6)  Carbon monoxide shift reaction
低铬中温变换催化剂
补充资料：中温变换
分子式：
CAS号：

性质：在350～500℃下，CO和水蒸气在催化剂作用下转化为H2和CO2的反应。催化剂为Fe3O4-Cr2O3，其中Fe3O4为主要活性物质，Cr2O3为助催化剂，起耐热稳定作用，抑制Fe3O4晶粒的熔结。由于反应温度较高，反应速度快，原料气中的CO(10％～50％)大部分已转化，余下2％～3％，其浓度已非常接近该温度下的平衡浓度。采用中温变换的主要考虑是动力学因素，即升高温度以提高反应速度，使大部分CO转化。

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