介绍了一种新的丙烯氨氧化法生产丙烯腈过程副产乙腈的连续精制工艺技术。
This article introduces a new propylene-ammoxidation process that produces acrylonitrile with acetonitrile as byproduct.
本文介绍的基于氨氧化法生产烟酸的工艺,选择了适当的复合催化剂,使原料3-甲基吡啶转化率可达99%,技术水平达到国外先进水平。
The manufacture process of nicotinic acid based on ammonia oxidation method, which is introduced in this article, reached 99% conversion of 3-methyl pyridine.
本文介绍了利用氨法处理杂质成分复杂的某大型冶炼厂炼铅系统烟化炉氧化锌烟灰制备高等级氧化锌的工艺。
The paper introduces the ammonia process of producing high-grade zinc oxide from impurities zinc oxide dust which produced by the smoked stoves in a large internal smelter.
本课题研究了吹脱法净化三氧化二钒(V_2O_3)生产过程中产生的高浓度氨氮废水。
Air stripping had been studied to remove the high concentration of ammonia-nitrogen (NH3-N) from vanadium sesquioxide (V2O3) wastewater in this project.
我国传统的氧化锌生产方法主要是酸浸法和氨配合法。
There are two main basical preparation methods of activated zinc oxide.
介绍了硫酸铵氨络合浸出法直接由矿物原料制取等级氧化锌新工艺。
Direct preparation of grade zinc oxide from zinc oxide ores or zinc bearing materials by using ammonium sulfate and ammonia leaching process has been described.
但是,该法还不适于大规模使用,因为用以吸收并加热后释放溶解的二氧化碳的氨溶液较昂贵。
But it is not so practical for largescale USES, since the amines are expensive, as is heating them to release the captured carbon dioxide.
尾吸系统采用二段氨法生产液体二氧化硫和亚硫酸氢铵。
The system adopted two-stage ammonium process to produce liquid sulphur dioxide and ammonium bisulphite.
本实用新型涉及一种新型氨法脱硫亚盐氧化塔,属环保设备技术领域。
The utility model relates to a novel diatomic salt oxidation tower for desulfurization by an ammonia process, which belongs to the technical field of environmental protection equipment.
氨法具有低成本、工艺简单、环境友好等优点,用于苦卤提镁制取阻燃级氢氧化镁工艺可取得令人满意的结果。
Ammonia method, which has the advantages of low cost, simple process and no pollution, is suitable for the preparation of flame retardant grade m...
氨法具有低成本、工艺简单、环境友好等优点,用于苦卤提镁制取阻燃级氢氧化镁工艺可取得令人满意的结果。
Ammonia method, which has the advantages of low cost, simple process and no pollution, is suitable for the preparation of flame retardant grade m...
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