• 指出提高质量主要途径优化操作改造气氨精制系统

    The results showed that the main ways of improving quality were optimizing the operation parameters of stripper and reconstructing the purified system of vapor-ammonia.

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  • 对传统中和吸收装置进行改造,利用磷酸吸收中和尾中的,循环吸收重新返回混系统使用

    The absorption device of neutralization tail gas is improved by phosphoric acid absorbing gas ammonia in neutralization tail gas and circulation absorption fluid returning to acid mixing unit.

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  • 大多数人造肥料中的来源于天然

    Most conventional fertilizers rely on ammonia made from natural gas.

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  • 采用离心压缩机压缩合成(大量)时,系统必须保持干燥尽可能减少输送接触

    Centrifugal compressor compression ammonia or syngas (often contains large amounts of ammonia), the system must be kept dry, as to reduce oil and transport gas contact.

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  • 采用负载型络合物催化剂进行糠醛加氢2 甲基呋喃

    Vapour phase hydrogenation of furfural was employed to produce 2 methylfuran through a copper ammonia complex catalyst.

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  • 本文液上相色谱法不同温度测定了不同中和SO42-0~4%的磷铵的平衡分压。

    In this paper, ammonia equipressures of ammonium phosphate slurry under different neutralization degree and SO42- cone entration(0~4%) are determined using headspace gas chromatography.

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  • 天然原料生产合成,其生产工艺选用直接影响着合成成本能耗的高低。

    The process of feed gas reforming adopted in ammonia plant based on natural gas is directly rela-(ted) to cost and power consumption.

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  • 介绍了煤造污水悬浮物沉降试验,确定了悬浮物沉降模式应用于合成含氰污水预处理装置

    The article introduced the experiment of the settling mode for suspended solids in cyanide waste water and its application to pretreatment of cyanide waste water in ammonia plant.

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  • 本文利用103相层析仪电子计算机联接,分析了氧化合成丙烯腈液体产物

    The liquid product from the ammoxidation of propene to acrylonitrile was analyzed by means of coupling the Type 103 gas chromatograph with a computer.

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  • 针对炼油厂含油废水常规生化处理工艺降解效果差,采用曝生物滤池作为二级生化进行试验研究。

    Aiming at the poor effect of amino nitrogen degradation in conventional refinery oil sewage treatment, the secondary biochemical test was carried with biological aeration filter pool.

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  • 加拿大丰富天然资源用于合成尿素甲醇乙烯生产

    Canada is rich in natural resources, for ammonia, urea, methanol and ethylene production.

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  • 推导了单级曝生物滤池处理生活污水有机物去除动力学模型

    The kinetic models of organics and ammonia removal in a biological aerated filter (BAF) for domestic wastewater treatment were established.

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  • 介绍利用相色谱法测定合成塔进出口含量分析方法通过实验说明该方法的准确性

    This paper presents the analysis method of the inlet and outlet ammonia content in the ammonia converter by gas chromatography and proves its accuracy by experiments.

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  • 基微孔碳管为组件的碳生物反应器MABR处理高浓度污水进行实验研究。

    The treatment of high concentration ammonia wastewater by a membrane aeration biological reactor(MABR) made of coal-based carbon tube membrane was studied in laboratory scale.

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  • 随着生产能力逐步提高,合成系统排放吹除间歇排放改为稳定排放。

    With the gradual increase in capacity, the intermittent discharge of purge gas from the ammonia system is changed to stable discharge.

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  • 通过模拟合成为原料联产工艺流程优化了工艺流程方案。

    The process flow of joint production of ammonia and alcohol with the feed gas acquired by gasification of coal was optimized through analog study.

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  • 主要介绍了MDEA空间位阻这两种高效、低耗的脱碳溶剂合成原料天然脱碳工艺中的应用情况。

    The MDEA and sterially hindered amines are used as high efficiency and low - expend solvent in decarbonization Process synthetic ammonia and natural gas.

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  • 结论盐酸溴索抑制哮喘大鼠gch,改善哮喘炎症哮喘防治有一定作用。

    CONCLUSION: Ambroxol can alleviate the airway inflammation and suppress GCH in chronic asthmatic rats. Ambroxol is valuable in the prophylaxis and treatment of asthma.

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  • 目的观察剂量盐酸溴索联合可变流量持续压通治疗新生儿肺透明(HMD)效果

    Objective: to investigate the therapeutic effect of large dose Ambroxol Hydrochloride combining variant flow rate continuous positive airway by nasal mask to hyaline membrane disease of newborn (HMD).

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  • 新型功能转化催化剂应用以炼厂原料的制合成工艺

    The new hydro conversion catalyst with double function can be applied in hydrogen production and synthetic ammonia process by refinery gas as feed.

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  • 分析了大型合成合成联产技术基础,初步探讨流程的可行性,提出、合成联产的工艺流程。

    Technical bases for coproduction of ammonia and synthesis gas are analyzed. Feasibility study is discussed briefly. Process flowsheet is also put forward.

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  • 来自炼油厂的焦化经过干装置处理后,送入转化替代部分石脑油作为合成原料。

    The refinery coker dry gas is treated with the dry gas plant, then sent into the Primary reformer to substitute for a part of naphtha as the feed for ammonia production.

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  • 并进一步根据所推出公式,绘制成含混合的有效图。应用该图中型流程进行分析,能很快地找到降低系统能耗关键所在。

    Thus by means of this chart for analyzing the process of medium-sized ammonia plants, the key to lower the system energy loss can be found.

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  • 主要通过间歇运行方式考察m BR有机物去除效果

    In this paper the removal efficiency of MBR to organic matters and ammonia nitrogen is investigated by operation mode of intermittence aeration.

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  • 讨论特定条件下将以()改为天然催化部分氧化法制工艺后在经济上的可行性

    This paper discusses that under given conditions to modify the ammonia production by heavy oil (residual) with natural gas non catalyst partial oxidation ammonia production process is feasible.

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  • 本文介绍了一种新型管壳式换热器及其化肥厂合成变换式段作为换热设备的使用情况。

    This paper introduces a new and high effect Shell-Tube heat exchanger and its an application to chemical fertilizer plants.

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  • 介绍了一种采用固定化高效微生物JADS系统构成处理、高含硫废水生物流化床(ABFT)工艺

    Aerated biological fluid technology (ABFT) composed of fixed microorganism and JADS aeration system was adopted to treat high ammonia and high sulfide wastewater.

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  • 介绍了一种采用固定化高效微生物JADS系统构成处理、高含硫废水生物流化床(ABFT)工艺

    Aerated biological fluid technology (ABFT) composed of fixed microorganism and JADS aeration system was adopted to treat high ammonia and high sulfide wastewater.

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