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- coal tar phenols 煤焦油苯酚
- They will report on the experiments with coal tar. 他们将汇报煤焦油的试验情况。
- Distill coal tar in a tube furnace to generate 3 mix oil ,and obtain crude phenol from washed 3 mix oil . 煤焦油经管式炉蒸馏后,酚油,洗油和萘油馏分组成的三混馏分再经过洗涤后获得。
- Obtained by distilling coal tar. 蒸馏焦油获得的轻油和脱酚后的酚油混合而成。
- Indole consists in washing oil of coal tar. 煤焦油洗油(以下简称洗油)中含有吲哚。
- A new syntan product was prepared with tar phenol and ligninsulfonic acid. 以工业副产物木素磺酸和焦油酚为主要原料研制出一种新的合成鞣剂。
- Coal tar has a strong smell and can stain clothing. 煤焦油有很强烈的气味,并且会染污衣服。
- Our company ranks first in the output of coal tar. 我公司的煤黑油产量居全省之首。
- A yellowish to greenish-brown oily liquid containing phenols and creosols, obtained from coal tar and used as a wood preservative and disinfectant. It can cause severe neurological disturbances if inhaled in strong concentrations. 杂酚油一种含有酚混合物的黄色到绿棕色的油状液体,可通过煤焦油干馏而得,用作木材防腐剂和消毒剂。如在高浓度时被吸入可导致严重的神经紊乱
- The problem of low efficiency of dephenolization by scrubbing the tri-mixed fractions (phenol, naphthalene and wash oil) produced from coal tar processing was analyzed and solved. 对焦油加工系统生产过程中的中间产品酚、萘、洗三混馏分洗涤脱酚质量差的问题进行了分析、解决。
- 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。
- Deal in such industrial chemicals as the acetone, phenol, coal tar, toluene, xyol, alcohol, diesel oil, motive force coal, polypropylene, ethylene, polyvinyl chloride etc. 经营丙酮、苯酚、煤焦油、甲苯、二甲苯、酒精、柴油、动力煤以及聚丙烯、乙烯、聚氯乙烯等化工原料。
- The chemist reported on his experiments with coal tar. 化学家提出他实验沥青的报告。
- Coal tar epoxy. Part A and Part B mixed prior to application. 环氧煤焦油沥青漆。使用前请将A、B组分搅拌均匀。
- Coal tar , acetic acid,dodecylbenzene Sulfonic Acid. 本品为深褐色液体;有醋酸及煤焦油的特臭。
- Aniline : A coal tar derivative used in penetrating tints. 苯胺:一种煤焦油的衍生物;用于渗透染料.
- The results concluded that coal tar colors were not detected in fifty samples. 本调查系本局之比较检验,曾于八十七年三月三日发布新闻在案。
- Besides,the development mode of coal tar enterprises was also discussed. 此外还讨论了煤焦油加工企业的发展模式。
- Factors influencing the properties of the coal tar enamels were discussed. 讨论了影响煤焦油磁漆性能的因素。
- From something as vile as coal tar came a remarkably versatile substance. 从某种像煤渣那样污秽的东西中炼出了一种用途十分广泛的东西。