catalytic coking

This paper introduced three kinds of mechanisms of coke formation in ethylene furnace, involving metallic catalytic, free radical and non-catalytic condensation coking mechanisms. Coke inhibition technologies are also introduced, such as adding inhibitors, surface coating technology and using mechanical component.

介绍了乙烯裂解炉金属催化结焦、自由基结焦和非催化缩合结焦3种结焦机理以及国内外采用的添加结焦抑制剂、炉管涂覆及改变炉管表面的机械构件等结焦抑制技术。

Studies on the catalytic properties and Coking Behavior of SAPO-5 Molecular Sieve

SAPO-5分子筛的催化与积炭性能研究

The process equipments and pipelines of atomospheric vacuum, catalytic cracking and coking unit etc. of changling refined and chemical company are suffered from serious corrosion caused by mixed refining foreign high sulphur bearing crude.

长岭炼化公司因掺炼国外高含硫原油，常减压、催化裂化、焦化等装置的工艺设备和管道遭受到较严重腐蚀。

Analysis of catalytic cracking unit coking and control method

重油催化裂化装置分馏系统结焦原因及控制方法浅析

Lumping kinetic model has been widely used in the research of catalytic cracking and catalytic hydrogenating reaction. The mechanism and process of coking reaction for vacuum residua are analyzed, and the lumping kinetic model is used in the process of vacuum residua coking reaction.

对减压渣油焦化反应机理和反应过程进行了分析，将集总动力学模型用于减压渣油焦化反应过程，建立了减压渣油焦化反应的六集总动力学模型。

The factors influencing coking within resid fluid catalytic cracking ( RFCC ) disengagers and the mechanism are analyzed.

分析了重油催化裂化 ( RFCC ) 沉降器结焦的影响因素和机理.

With the help of the process simulation software-PRO-ⅱ, the impact of variation of feedback temperature of rich absorption oil on the energy recovery and the operation of the main fractionator in fluid catalytic cracking or delayed coking units was analyzed in detail.

借助流程模拟软件PRO／Ⅱ详细分析了吸收稳定系统富吸收油返回催化裂化或延迟焦化主分馏塔温度对操作及热量回收的影响。

This article studied the feasibility of the pretreatment method in which the phenol was extracted from catalytic cracking wastewater by coking diesel fuel.

本文研究了用焦化柴油为萃取剂，采用萃取法对催化裂化含酚废水进行脱酚预处理的可能性。