废碱液的处理是乙烯生产的难点之一。
Treatment of spent caustic is one of the difficulties in the ethylene production.
采用湿式空气氧化法处理含硫化钠废碱液。
Sodium sulfide spent caustic liquor was treated by wet air oxidation (WAO).
应用湿式主气氧化处理废碱液已有多年历史。
The treatment of spent alkali liquor with wet air oxidation (WAO) has been developed for some years.
采用该工艺治理辛醇废碱液在工艺上是可行的。
It has been proved that it is feasible to treat octanol production wastewater with this process.
文章的第二部分为环己烷氧化废碱液的回收利用。
The second part of this thesis is the recovery and utilization of the waste salt solution of cyclohexanone manufacture.
介绍了目前国内乙烯行业废碱液处理的几种典型工艺。
Several typical processes of spent caustic treatment in domestic ethylene industry are introduced.
目前,国内外在乙烯裂解废碱液综合利用方面尚无新的突破。
Presently, there've been no new breakthroughs in comprehensive utilization of the waste caustic liquid from ethylene cracking both domestically and internationally.
介绍了一种从环己烷氧化废碱液中回收高价值有机酸的新方法。
A new process for recovering valuable organic acids from waste alkali liquor in cyclohexane oxidation is introduced.
使用该催化剂进行脱臭操作简单,成本低廉,且无废碱液排放。
The sweetening process using this catalyst is simple and the cost is low, mean while it can get rid of alkali liquid waste.
介绍了湿式氧化工艺处理大庆石化乙烯废碱液的工艺原理及运行结果。
The paper introduced the principle and result of treating spent caustic by wet air oxidation in the Daqing petrochemical company.
对今后的废水治理(特别是缩合系统排出的废碱液)提出了初步设想。
Providing tentative ideas for waste water treatment, especially for the alkaline liquid wastes discharged from the overall system.
分析了精炼废碱液回收至脱硫岗位应用的可行性,叙述了技术改造措施。
An analysis is made of the feasibility of the recovery of spent lye from final purification for use in the desulfurization section, and a description is given of the measures of technical renovation.
本发明涉及一种用于脱硫化氢废碱液深度处理工艺,属于化工环保领域。
The invention relates to a process for advanced treatment of waste alkali in hydrogen sulfide removal, belonging to the field of environmental protection in chemical industry.
采用高氯酸非水滴定法分析废碱液中的甲酸钠,代替了误差较大的高锰酸钾法。
Sodium formate from waste alkali liquor was analyzed by perchloric acid nonaqueous titration instead of potassium permanganate method, which caused larger deviation.
本研究为除尘脱硫一体化的设计及利用废碱液进行除尘脱硫的运行操作提供依据。
This can be the foundation of integration design and operation of dust precipitation and flue gas desulphuration using waste alkali liquid.
采用填料洗涤塔湿法净化技术,对皂化废碱液焚烧装置碳酸钠包装粉尘进行治理。
The packing Carbonate dust from the saponifiable waste alkali incineration equipment was treated with wet dust-removing techniques of material-filled purification tower.
本研究为除尘脱硫一体化的设计及利用废碱液进行除尘脱硫的运行操作提供依据。
This can be the foundation of integration design and operation of dust precipitation and fl...
针对炼油废碱液污染浓度高、可生化性差的特点,采用水解与接触氧化组合工艺进行处理。
Aiming at serious pollution and no good biochemical quality in refinery alkalinity waste liquid, using hydrolysis-contact oxidation process to treat it.
在相同的总碱度下,再生废碱液的吸收速率(或传质系数)与OH _ -的浓度直接相关。
Under the same total alkalinity, the absorbing rate of the regenerated spent caustic liquid (or mass transfer factor) is directly related with the OH concentration.
采用均相化学催化氧化技术对乙烯裂解废碱液进行了处理,考察了影响处理效果的各种因素。
Homogeneous catalytic oxidization technology is used for removing sulfide from spent alkali lye of ethylene cracking, and the various factors of influencing removal efficiency are investigated.
采用均相化学催化氧化技术对乙烯裂解废碱液进行了处理,考察了影响处理效果的各种因素。
Chemical precipitation-advanced oxidation process was used to remove sulfide and organics from waste alkali in ethylene cracking.
废碱液中富含硫化物会对废液的生物降解起抑制作用,故废液在排往污水处理之前常须进行预处理。
Sulfides usually will inhibit the waste water biodegradation and sometimes pretreatment is needed to get rid of it.
文章主要介绍通过实际操作,有效地应用旋流分离技术解决环己烷氧化装置废碱液分离不彻底的问题。
Through practical operation, the authors introduced that adopting swirl separation technology can solve the problem that naphthene oxidation device 'waste lye can not be separated completely.
炼油厂生产过程中产生的废碱液,含有浓度很高的硫化钠,硫醇钠等恶臭物质,在中和废碱液前需对其进行处理。
A waste alkaline liquor produced in the process of oil refining contains high concentration sodium sulphide and mercaptan sodium etc, which needs treatment before its neutralization.
同时分析了液化气碱法脱臭工艺存在的二硫化物夹带、碱液夹带和废碱渣等问题,提出了改进的工艺技术路线。
The problems of disulfide and caustic liquid entrainment and waste caustic residue existed in caustic sweetening process are discussed. The improving technical route is proposed.
同时分析了液化气碱法脱臭工艺存在的二硫化物夹带、碱液夹带和废碱渣等问题,提出了改进的工艺技术路线。
The problems of disulfide and caustic liquid entrainment and waste caustic residue existed in caustic sweetening process are discussed. The improving technical route is proposed.
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