The biological desulfurization process has broad prospects due to low operating pressure and temperature as well as low production cost coupled with hydrogenation.
由于微生物脱硫工艺操作压力、温度低，尤其是与加氢技术偶联的生物脱硫工艺成本较小而具有广阔的市场前景。
Compared with the prior art, the invention has the advantages of low energy consumption, low operating pressure of the heat exchanger, high concentration of H2S in acid gas and the like.
与现有技术相比，本发明具有能耗低，换热器操作压力低，酸性气中H2S浓度高等优点。
This type of steel is mainly used in oil and gas pipelines (including those operating under low temperatures and high pressure), ships, buildings and high-pressure vessels.
这种钢主要用于制造石油和天然气管道(包括低温和高压下操作)，船舶，建筑，高压容器等。
This method has the advantages of high separation efficiency, low pressure drop, high operating elasticity and high yield, and can obtain high purity of 97% citral.
此方法分离效率高，压降小，操作弹性大，收率高，能直接获得97％的高纯度柠檬醛。
In the low pressure distillation columns, the variation of pressure may severely affects the operating performance of the distillation processes.
在低压精馏塔中，塔内压力变化会严重影响精馏塔的操作特性。
This article describes the process, equipment, operating performance and pontes for attention for adding heater and protective device for traditional low-pressure shifting furnace.
简要介绍了传统低变炉增设开工加热器和保护器工艺、设备、运行优点及注意事项。
An explosion accident of oxygen pipe at low temperature due to excess operating pressure is introduced. Based on cause analysis of the accident, corresponding precaution measures are presented.
介绍一起氧气管道低温态超压爆破事故，分析了原因，并提出防范措施。
Adopting a low-power strategy by introducing double radial operating airgaps and reducing axial non-operating airgaps, a low-power unidirectional proportional solenoid for high pressure is presented.
采用减小轴向非工作气隙和引入双径向工作气隙的低功耗策略，提出了低功耗耐高压单向比例电磁铁的新结构；
This paper discussed process, characteristics of the equipment and the operating effects of large sized pulse jet bag filter with long bag and low pressure in the cleaning of 100t DC electric furnace.
阐述了长袋低压大型脉冲袋式除尘器在1 0 0t直流电弧炉的除尘系统中的流程、设备特点及运行效果。
This paper discussed process, characteristics of the equipment and the operating effects of large sized pulse jet bag filter with long bag and low pressure in the cleaning of 100t DC electric furnace.
阐述了长袋低压大型脉冲袋式除尘器在1 0 0t直流电弧炉的除尘系统中的流程、设备特点及运行效果。
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