Study on treatment of coal tar waste water by chlorine dioxide;
二氧化氯处理煤焦油废水的研究
Determination of naphthalene in coal tar by capillary pillar gas chromatography;
毛细管柱气相色谱法测定煤焦油中萘
Study on harmonic characteristic of coal tar-heavy oil with combinational surfactants
复配表面活性剂对煤焦油-重油调合特性研究
The review of coal-tar oil market in recent years and forecast in the future;
近年煤焦油市场回顾与后市展望
Naphthalene content in coal-tar oil and cleaning oil was analyzed and determined using SE-54 capillary column.
用 SE- 5 4毛细管柱分析了煤焦油和下游产品洗油中的萘含量 ,比国标法分离度好 ,用内标法 (对四甲苯做内标 )定量准确可
It was found that the coal-tar oil had well combustion characteristics after being emulsified.
研究发现煤焦油在掺水乳化后具有良好的流动性、稳定性和燃烧特性。
Study on Co-coking Blending Coking Coal with Low Temperature Coal Tar Pitch and Tarry Residue;
低温煤焦油沥青及焦油渣配煤炼焦实验研究
coal tar colours
煤焦油染料,合成染料
Ammonia, coal tar and coke are all by-products obtained in the manufacture of coal gas.
氨气、 煤焦油、 焦煤都是煤气生产过程中的副产品.
German chemist. He won a1918 Nobel Prize for the synthetic production of ammonia .
氨气、煤焦油、焦煤都是煤气生产过程中的副产品.
Study on the Crystallization Process of Fluorene in Washing Oil of Coal Tar;
煤焦油洗油中组分芴的结晶过程研究
EFFECT OF COAL TAR ADDITION ON SOFTENING POINT AND COKING VALUE OF PITCH
煤焦油加入量对沥青软化点和结焦值的影响
It is an acid produced from coal-tar.
这是从煤焦油中提出的一种酸。
They will report on the experiments with coal tar.
他们将汇报煤焦油的试验情况。
RESEARCH ON PREPARATION OF 2, 6-DIALKYLNAPHTHALENE FROM COAL TAR
从煤焦油中制取2,6—二烷基萘的研究
Refinement and Application of Anthracene,Phenanthrene and Carbazole from Coal Tar
煤焦油中蒽、菲、咔唑的精制及利用
Application of Aspen Plus in the Complex Components Distillation
Aspen Plus在煤焦油复杂组分精馏中的应用
Experimental Research on the Fluidity of Low-temperature Coal Tar
低温煤焦油流动性能改善的实验研究
Compositions and Structure Characterizations of Coal Tar Refined Soft Pitch
煤焦油精制软沥青组成及结构的表征
Modification of Coal Tar as Fuel for Ignition of Pulverized Coal-Fired Boiler
采用改质煤焦油作为煤粉锅炉的点火燃料
Extraction of Washing Oil Distillate from Tar and Its Application in Fine Chemical Industry
煤焦油洗油组分提取及其在精细化工中的应用
STUDY ON HYDRO-CATALYSIS OF MIDDLE/LOW-TEMPERATURE COAL TAR TO CLEAN FUEL
中/低温煤焦油催化加氢制备清洁燃料油研究
Study on harmonic characteristic of coal tar-heavy oil with combinational surfactants
复配表面活性剂对煤焦油-重油调合特性研究
Analysis of Tar from Co-coking of Coal and Waste Plastic
废塑料与煤共焦化所得焦油成分分析