tar middle oil

Sequential extraction and separation of medium coal tar pitch(MCTP)usingsupercritical fluid were carried out in semicontinuous apparatus.用超临界溶剂在半连续装置上对中温煤焦油沥青（ＭＣＴＰ）进行了抽提和分离，考察了抽提段的实验条件对灰分和吡啶不溶物（ＰＩ组分）脱除率的影响；在分离段使用升温和／或降压法、精馏法调节ＭＣＴＰ族组成分布，并用分步抽提法调节ＭＣＴＰ的族组成。G1H汉语字典

Solvothermal synthesis of cabon-encapsulated metal nanoparticles from deoiled asphalt脱油沥青溶剂热合成碳包覆纳米金属颗粒G1H汉语字典

The visbreaking reaction for the feedstock of deoiled asphalt from butane deasphalting unit (BDOA) blended with full distillation range FCC slurry (FDRFS) or the light FCC decanted oil of IBP-460℃(LFS) distillation range were investigated in an autoclave.在高压釜中对丁烷脱油沥青掺炼全馏分催化裂化油浆和馏程小于460℃的催化裂化轻质油浆的减粘裂化过程进行了研究。G1H汉语字典

Deoiled asphalt was chosen as the carbon source and FeCl3 as the catalyst,to prepare vapor-grown carbon fibers(VGCFs)with different morphologies,by chemical vapor deposition,in an atmosphere of argon and hydrogen.以脱油沥青(DOA)为碳源,氯化铁为催化剂,在氩气和氢气的混合气氛下利用化学气相沉积法(CVD)制备了不同形貌的气相生长炭纤维(VGCFs)。G1H汉语字典

Influence of petroleum pitch coating graphite on electrochemical performance of lithium ion battery;石油沥青包覆对石墨负极电化学性能的影响G1H汉语字典

The thesis overviews the present development of the antiseptic outer layer of the steel tube, comparing with the petroleum pitch antiseptic layer, epoxyasphact antiseptic lay, etc.本文对钢管外表面防腐涂层的发展现状进行了综述,比较了石油沥青防腐层、环氧煤沥青防腐层、环氧树脂粉末防腐层、聚乙烯防腐涂层、聚乙烯胶带防腐层、聚乙烯三层结构防护层及其他防腐涂层的优缺点,对目前国内外正在研究的课题、研究的动向进行了一些探讨。G1H汉语字典

Pitch spheres are obtained with a novel suspending method using petroleum pitch as a main raw material.以石油沥青为主要原料并采用新颖的悬浮法制得沥青球后进行沥青球的空气氧化不熔化和炭化活化,最终得到沥青基球形活性炭(PSAC)。G1H汉语字典

Evaluation and utilization optimization of a deasphalted oil hydroisomerization products based on carbon number distribution and hydrocarbon type analysis;基于碳数分布和族组成分析的脱沥青油加氢异构反应产物分析及优化利用G1H汉语字典

The experimental results show that the conversion of vacuum gas oil(VGO), deasphalted oil(DAO), atmospheric resid(AR), mixed oil and topped light slurry are 74.结果表明:在完全相同的催化剂和操作条件下,减压蜡油、脱沥青油、常压重油、混合原料和拔头轻油浆的转化率分别为74。G1H汉语字典

This paper introduced the problems after SPC transformed the diesel hydrogenation plant into deasphalted oil hydrogenation plant, analyzed the causes of them, and put forward the solution through process transformation and modification of processing parameters.文章介绍了中国石化上海石油化工股份有限公司在对柴油加氢装置改造为脱沥青油加氢后产生的问题,分析了问题产生的原因,并通过流程改造和工艺参数修改使问题得到解决。G1H汉语字典

Study on Solvothermal Synthesis and Ferromagnetic Properties of Carbon Materials from DOA脱油沥青基碳材料的溶剂热合成和铁磁性研究G1H汉语字典

Solvothermal synthesis of cabon-encapsulated metal nanoparticles from deoiled asphalt脱油沥青溶剂热合成碳包覆纳米金属颗粒G1H汉语字典

DETERMINATION OF RESIDUAL PENTANE IN DE-OILED ASPHALT OF LIAOHE HEAVY CRUDE VACUUM RESIDUUM BY STATIC HEADSPACE GAS CHROMATOGRAPHY顶空气相色谱法测定辽河稠油减压渣油脱油沥青中戊烷含量G1H汉语字典

Study on the Preparation, Modification and Adsorption Properties of Vapor Grown CMSs from DOA;脱油沥青基气相生长碳微球的制备、改性及吸附性能研究G1H汉语字典

A Typical Case of Heavy Oil Pool with the Origin of CO_2 DeasphaltizingCO_2脱沥青作用形成重油油藏的一个实例G1H汉语字典

Residue processing can be summarized as decarbonization, hydrogenation and asphalt gasification.渣油加工有脱碳工艺、氢工艺及沥青气化工艺。G1H汉语字典

Optimize Processing Parameters and Flow to Improve Hydrogenating Operation of DAO;优化工艺参数和流程 改善脱沥青油加氢运行G1H汉语字典

tarred roofing felt油毛毡, 沥青纸板G1H汉语字典

CATALYTIC CRACKING OF DEASPHALTED OIL FROM DAQING VACUUM RESIDUE/FCC SLURRY MIXED FEED大庆减压渣油/催化裂化油浆混合原料脱沥青油的催化裂化G1H汉语字典

testing method for creosote oil, prepared tar and tar pitch杂酚油、加工焦油及沥青G1H汉语字典

A bituminous material, such as asphalt, used to pave roads.沥青，柏油一种含沥青物质，如沥青，用于铺路G1H汉语字典

Centre for Heavy Crude and Tar Sands重质原油和沥青砂中心G1H汉语字典

Asphalt used in roofingGB/T494-1998建筑石油沥青G1H汉语字典

Asphalt--Sampling methodGB/T11147-1989石油沥青取样法G1H汉语字典

petrolwum tar sand含石油沥青的岩石或砂G1H汉语字典

cutback asphalt溶于石油(馏出物)的沥青G1H汉语字典

tar-macadam plant焦油沥青碎石拌制机G1H汉语字典

Asphalt Residual Treating process沥青渣油预处理过程G1H汉语字典