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- Distilling the low temperature coal tar pitch before coking tests, get the pitch with different volatile at different temperature. 在炼焦实验之前,将低温煤焦油进行了蒸馏,通过不同的蒸馏温度得到挥发分不同的沥青。
- Phenol Extraction from Fraction of Medium and Low Temperature Coal Tar and Phenol Refining 中低温煤焦油馏分油的酚抽提精制工艺研究
- 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
- MUTAGENICITY OF LOW TEMPERATURE COAL TAR FROM LURGI COAL GASIFICATION AND IDENTIFICATION OF MUTAGENS IN THE SAMPLES 鲁奇低温煤焦油的致突变性及致突变性组分的鉴定
- Soft pitch is a kind of residue obtained after distillation of high temperature coal tar. 高温煤焦油经过精馏后的残留物。
- Analyzed was the feasibility for production of columnar activated carbon from Datong weak caking coal and high temperature coal tar with advanced blending and molding techniques. 分析了利用大同低灰弱粘煤和高温焦油,采用先进的配比、成型等生产工艺,生产柱状活性炭的可行性;
- Carbazole, a kind of nitro heterocyclic compound, was the main constituted part of the coal tar fraction.There was about 15% of the carbazoles contained in the high temperature coal tar. 摘要咔唑是一种含氮的杂环化合物,是煤焦油馏分中重要的组成部分,高温煤焦油内约含咔唑1.;5%25。
- The food should be kept at low temperature. 这种食品应低温保存。
- Lead will fuse at quite a low temperature. 铅会在相当低的温度下熔化。
- They will report on the experiments with coal tar. 他们将汇报煤焦油的试验情况。
- New type of low temperature coal savers utilized to boilers in power stations 新型低温省煤器在电站锅炉上的应用
- Keywords coal tar;1 methylnaphthalene;catalytic cracking;high temperature coal gas; 焦油组分;1-甲基萘;催化裂解;高温煤气;
- 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。
- Lead fuses at a low temperature. 铅在低温下就熔化。
- Indole consists in washing oil of coal tar. 煤焦油洗油(以下简称洗油)中含有吲哚。
- 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。
- The low temperature froze my flowers. 低温把我的花冻死了。
- Lead will fuse at a relatively low temperature. 铅不需要太高温度即能溶化。
- The low temperature will freeze my flowers. 低温会把我的花冻死。