工业萘

新型陶瓷波纹规整填料在工业萘生产中的应用

New China ripple trim stuffing apply in the industry naphthalene producing

熔体结晶法提纯工业萘的原理和方法

Purification principle and method of technical naphthalene by melt crystal ization

防爆安全静电消除系统在工业萘生产中的应用

Actual Application of Explosion Safety Electrostatic Eliminating System in Technical Naphthalene Production

利用工业萘生产装置加工洗油的研究

The Study of Processing Washing Oil Using the Devices of Technical Naphthalene

利用工业萘塔生产甲基萘馏分的微机模拟计算

Computer Simulation Calculation for Producing Methylnaphthalene with Industrial Naphthalene Fractionator

工业萘中碱性化合物的气相色谱&质谱分析

Identification of basic compounds in naphthalene by gas chromatography-mass spectrography

工业萘生产减水剂的工艺研究

Technological Study on Producing Water-reducing Admixture with Industry Naphthalene

工业萘，硫酸，甲醛，液碱。

Naphthalene , sulfuric acid , formaldehyde , alkaline .

提高工业萘质量的途径

The Ways of Improving The Quality of Industrial Naphthalene

工业萘生产计算机控制方案

Computer Control Plan on Production of Industrial Naphthalene

工业萘加氢精制产品的气相色谱分析

Analysis of the Products of Hydrogen Refining of A Raw Naphthalene by Gas Chromatography

利用该方法建立了工业萘初馏塔酚油含萘量软测量模型，工业应用结果表明了该方法的有效性和优越性。

Field application shows that the proposed method is effective and superior to traditional methods .

通过改进两工艺，使工业萘产率从6%提高到9.5%；

Through the improvement , the industry naphthalene production increased 6 % to 9.5 % .

洗油替代工业萘合成高效减水剂的工艺研究

Synthetic Process of High-range Water Reducing Agent with Wash Oil Instead of Part of Crude Naphthalene

介绍了用工业萘、硫酸、甲醛为原料，合成高聚合度β&萘磺酸盐甲醛缩合物的工艺过程。

The synthetic process of producing high-polymeric β - naphthalenesulfonic acid-formaldehyde condensate is introduced in this paper .

对以已洗三混馏分为原料采用单炉双塔双效蒸馏制取工业萘工艺的探讨

Discussion about the technology producing industry naphthalene with single furnace and twin tower and double effect distillation

济钢工业萘生产装置的扩容改造

The Extending and Reforming of Producing Equipment of Industrial Naphthalene in Jinan Iron and Steel Group General Corporation

本文介绍了熔体结晶法，特别是降膜结晶法提纯工业萘的原理和方法。

The purification principle and method of technical naphthalene by melt crystalization , especially the falling film crystalization are introduced in this paper .

用反相离子对色谱方法从工业萘酐中分离出了十几种杂质，并进行了定量测定。

Nearly twenty impurities have been separated from the industrial grade naphthalic anhydride and have been determined by ionic pair reversed phose HPLC .

以富含萘的裂解芳烃馏分为原料，开发静态分步结晶法从芳烃馏分中提纯工业萘。

The purification of technical naphthalene by stepped static crystallization method in cracked aromatic fraction , which is rich of naphthalene has been developed .

β-萘磺酸钠甲醛缩合物是由精萘或工业萘通过磺化、水解、缩合等步骤制成的一种萘系阴离子表面活性剂。

β - Naphthalenesulfonic acid sodium and formaldehyde condensate is a naphthalene anionic surfactant , which is made by fine or industrial naphthalene through sulfonation , hydrolysis , and condensation .

针对影响工业萘质量、产率的综合因素，从提高原料质量、加强设备改造和维修、完善操作制度等方面下功夫，从而稳定了生产操作，使工业萘产率提高，质量达到一级品标准。

Through the ways of laying stress on the quality of raw materials , strengthening the transformation and maintenance of equipments and perfecting the operation , the quality and yield of industrial naphthalene is improved .

研究了工业萘系高效减水剂合成工艺的优化方案，得出了各合成阶段的关键工艺参数&时间、温度和原料用量的最佳控制值。

The optimum plan of industrial naphthalene series super plasticizer 's synthetic technique was studied . The optimum control value of the critic parameter-time , temperature and raw material amount of every stage were got .

指出以生产石油沥青和工业萘为主，副产混合甲基萘等馏分，是综合利用裂解焦油的重要途径之一。

It is pointed out that to produce petro - asphalt and industrial naphthalene as main products and mixed methyl naphthalene fractions as by - product is one of important ways to utilize pyrolysis tar .

本文简述了利用停产期间的工业萘装置加工洗油的可行性，分析了在保证回收用洗油质量、用量基础上，可增加产品品种的各种工艺流程，以及从洗油中提出产品进一步加工的工艺。

The feasible of producing washing oil with industrial naphthalin is introduced and under the protection of oil quality and quantity , it can add all kinds of production process and some further product refining from oil .

呼和浩特炼油厂初馏塔顶、常压塔顶和减压塔顶冷凝冷却器碳钢管束腐蚀严重。降低工业萘初馏塔酚油含萘量的试验

The corrosions of condensors and coolers at the top of primary distillation tower , atmospheric tower and vacuum tower are serious . Experiment on Lowing Naphthalene Content in Phenol Oil from Primary Distillation Column of Technical Naphthalene

从粗苯分缩油中提取的低萘洗油，在洗苯的同时完成了洗萘，既确保了城市煤气的萘含量，还可获得合格的工业萘。

For extracting wash oil with low naphthalene content from condensed oil of crude benzol , the naphthalene scrubbing is realized together with the benzol scrubbing , by which not only naphthalene content in town gas is ensured , also the qualified technical naphthalene can be obtained .

本文通过对工业萘初馏塔进料状态的分析，讨论了进料温度对产品质量和全塔状态的影响，并提出了改进措施。

In the paper , through the analysis of feed stock state of the technical naphthalene forerunning column , the effect of the feed stock temperature on the product quality and the state of the whole column state are discussed and the improvement measures are put forward .

在长期的生产实践指导下，通过理论分析，首创采用陶瓷波纹填料塔生产工业萘，代替国内厂家普遍使用的泡罩或浮阀，在实际生产中，取得了良好的效果。

At the guidance of long time producing , through theory analyzing , and adopting the tower of china ripple trim stuffing which produces industry naphthalene , replacing the dunk cover or float valve that at large using in nation , and getting the nicer effect at practice production .

蒸汽加热减压间歇蒸馏生产工业甲基萘

Production of Technical Methylnaphthalene By Batch Vacuum Distillation and Steam Heating