1) coal pyrite
煤系黄铁矿
1.
The utilization of nitrogen and energy sources by Thiobacillus ferrooxidans was investigated,and the removal of sulfur from coal pyrite exposed to the air for different time was studied.
)对不同氮源、能源的利用,研究了空气中氧化不同时间的煤系黄铁矿的脱硫情况。
2.
This paper introduces fundamental theories and application of X ray electronic spectroscopy, analyzes the adsorption of Ca++ on the surface of coal pyrite through the ultrasonic treatment by adding the CaO into the coal pulp.
介绍光电子能谱（ＸＰＳ）的基本原理和应用，分析煤系黄铁矿添加ＣａＯ并经超声处理后 ，Ｃａ＋＋在黄铁矿表面的吸附特性，证明Ｃａ＋＋在黄铁矿表面是主要抑制因素，超声处理可以强化ＣａＯ对煤系黄铁矿的抑制。
2) coal-pyrite
煤系黄铁矿
1.
Theoretical analysis for the surface properties of coal-pyrite and mass susceptibilities of different kinds of coal-pyrite crystal forms and coats are studied.
对煤系黄铁矿的表面特性进行了理论分析,并测定了煤及煤系黄铁矿的磁化率。
3) coal-derived pyrite
煤系黄铁矿
1.
The catalytic oxidation of coal-derived pyrite into SO 2-_4 and Fe 3+ and kinetics of oxidation of coal-derived pyrite by electrolysis was studied in a batch reactor.
以硫酸为介质 ,硫酸锰为电解催化剂 ,在以铂为电极的无隔膜电解池中研究了煤系黄铁矿的电化学催化氧化。
2.
The dispersion status of fine high sulfur coals and coal-derived pyrite in suspen-sions by sodium hexametaphosphate or sodium humate dispersant were studied respectively in thispaper.
主要研究六偏磷酸钠和腐植酸纳２种分散剂分别对细粒高硫煤、煤系黄铁矿悬浮液的分散作用，考察了分散剂用量、介质ｐＨ值对细粒煤与煤系黄铁矿选择性分散的影响。
4) coal derived pyrite surface
煤系黄铁矿表面
5) coal pyrites depressor
煤系黄铁矿抑制剂
6) pyrite in coal
煤中黄铁矿
1.
It is obvious that the rate of desulfurization of pyrite in coal increases with temperature and the concentration of MnSO 4, and decreases with the raise of concentration of coal.
结果表明 :煤中黄铁矿脱硫速率与煤中活性黄铁矿 (易接近 )和惰性黄铁矿(难接近 )及脱硫反应有关 ,脱硫模型符合 Langmuir- Hinshelwood近似 ,脱硫表观活化能为 1 0 。
补充资料：黄铁矿,矿铁矿
CAS：1309-36-0
分子式：FeS2
中文名称：黄铁矿；硫铁矿；硫精矿粉；黄铁矿,矿铁矿
英文名称：Pyrite；pyrite (fes2)；powdered pyrite concentrate；pyrite concentrate；troilite
分子式：FeS2
中文名称：黄铁矿；硫铁矿；硫精矿粉；黄铁矿,矿铁矿
英文名称：Pyrite；pyrite (fes2)；powdered pyrite concentrate；pyrite concentrate；troilite
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条