butadiene extraction

causes analysis of producing of polymers in butadiene extraction plant and its measures

丁二烯萃取装置聚合物产生原因分析及对策

new style process for chemical cleaning of butadiene extraction unit

丁二烯装置的新型清洗工艺

Analysis of the Hydrodynamics Status by Acid Nitrile Method in the C_4 Extraction Butadiene Plant

乙腈法C4抽提丁二烯中流体力学状况的分析

This article discussed how to prevent polymerizing in butadiene extraction process.

该文对丁二烯抽提工艺中防爆聚的问题进行了探讨。

influence of different solvents in butadiene extraction process

不同溶剂对丁二烯工艺的影响

study and manufacture of inhibitor for butadiene extraction production

丁二烯抽提阻聚剂的研制

the reasons of local liquid leakage and difficulty in overhauling of the dead trays in rectifying tower kettle for butadiene extraction were analyzed and the coupling and sealing structure of dead trays were redesigned.

分析了造成丁二烯萃取精馏塔塔釜死塔盘局部漏液和检修拆装困难的主要原因，重新设计出由卡板、螺栓和聚四氟乙烯混编盘根组成的死塔盘的联接与密封结构。

the content of c_5 was strictly limited in butadiene extraction unit using dimethylformamide(dmf) process.

二甲基甲酰胺法丁二烯抽提装置对裂解原料中C_5含量有严格要求。

improvement of dead trays in rectifying tower kettle for butadiene extraction

丁二烯萃取精馏塔塔釜死塔盘的改进

research about how to prevent polymerizing in butadiene extraction process

丁二烯抽提工艺防爆聚探讨

therefore, it is necessary to join the inhibitor in the butadiene extraction process to retard polymerization.

因此，在丁二烯抽提生产过程中需要加入阻聚剂，以阻滞丁二烯单体的聚合。

the soft sensor technique and its application to a butadiene extraction tower

软测量技术及其在某装置萃取塔中的应用

process design of expanded butadiene extraction plant with acetonitrile method

乙腈法抽提丁二烯装置改扩建工艺设计

the safety of extended service for butadiene extraction and rectification tower, after design life and with corrosion in rubber plant, qilu petro chemical industry company is evaluated according to the safety assessment rules of pressure vessels containing defects in service.

根据在役含缺陷压力容器安全评估规程，对运行已达到设计寿命并存在一定腐蚀的齐鲁石化公司橡胶厂丁二烯萃取精馏塔的超期股役安全性进行了分析与评定。

evaluation of corrosion defect degree in butadiene extraction rectification column

丁二烯萃取精馏塔腐蚀缺陷程度评价

comparison of some butadiene extraction technologies

几种丁二烯抽提工艺技术的比较

technological features of butadiene extraction by acetonitrile method in lanzhou petrochemical company

兰州石化公司乙腈法抽提丁二烯工艺特点

high purity 1-butylene is made from the following production process: butadiene extraction and then butadiene and iso-butylene removal in mtbe unit.

丁烯-1生产工艺通过丁二烯抽提和MTBE装置脱除丁二烯和异丁烯来生产高纯度丁烯-1。

retrofits of the dry gas seals of the centrifugal pumps of the butadiene extraction distillation column reactors

丁二烯萃取精馏塔釜离心泵的干气密封改造

safety assessment for an extended service of butadiene extraction and rectification tower

丁二烯萃取精馏塔超期服役安全评定

toxicity of dmf, which is a solvent in the butadiene extraction process, was introduced. its principal preventive measures were described also.

分绍了丁二烯抽提工艺溶剂DMF的毒性及其主要预防措施。

dimethylformamide ( dmf) is widely used in leather industry, polyacrylonitrile fibre spinning and butadiene extraction craft as an important organic solvent.

二甲基甲酰胺（DMF）是一种重要的有机溶剂，被广泛应用于合成革生产、聚丙烯腈抽丝、丁二烯抽提等工艺中。

operation condition optimization of butadiene extraction distillation column

丁二烯第一萃取精馏塔操作参数的优化

technical remoulding of butadiene extraction plant

乙腈法抽提丁二烯装置技术改造

Simulating computation of GPB butadiene extraction plant ( I)── investigation of distillation process simulation

丁二烯抽提装置的模拟计算（一）&精馏过程的模拟与考察

wastage of solvent and measure about butadiene extraction unit

关于丁二烯抽提装置的深剂损耗及处理措施