说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 3A沸石
1)  3A zeolite
3A沸石
1.
Results showed that after sintering and activating industrial chemicals,the response time for crystallization was shortened and the purity of 3A zeolite was greatly improved.
采用煅烧活化化工原料水热合成3A沸石,并用X-射线粉末衍射仪和扫描电镜对合成产品进行表征。
2)  zeolite [英]['zi:əlait]  [美]['ziə,laɪt]
沸石
1.
Nitrate removal in a sulfur-zeolite fixed bed reactor;
硫/沸石固定床去除硝酸盐工艺研究
2.
The performance of denitrification in the zeolite biological aerated filter and the bioregeneration of zeolite;
天然沸石曝气生物滤柱脱氮性能及生物再生
3.
Research on synthesis zeolite method with fly ash;
利用粉煤灰合成沸石的方法研究
3)  zeolites
沸石
1.
Application of the Adsorption Potential Theory to Hydrogen Adsorption on Zeolites above Critical Temperature;
应用吸附势理论研究氢在沸石上的超临界吸附
2.
Catalytic Degradation of Polystyrene for Various Zeolites as Catalyst;
各种沸石催化降解聚苯乙烯的研究
4)  natural zeolite
沸石
1.
This paper introduces the domestic and foreign experimental researches on the application of the natural zeolite in the water pollution treatment, sums up the application of the natural zeolite in removing the ammonia nitrogen, organic matters, heavy metal ions, radioactive matters, arsenic, and pathogenic microorganism, etc.
介绍了近年来国内外天然沸石在水污染治理中应用的试验研究情况,综述了沸石在去除水中氨氮、有机物质、重金属离子、放射性物质、砷、病原微生物等方面的应用,并涉及沸石的活化改性方法,以探求更好的处理效果。
2.
High alkali cements containing natural zeolite were prepared.
用高碱水泥和天然沸石制备了含沸石水泥,测定了其砂浆棒的膨胀率、可溶性碱量和有效碱量。
3.
An experiment of removal of nitrogen and phosphorus in fishpond water /sewage by natural zeolite was conducted,and the changes of purifying water used for r aising goldfish with tea -bag pouched zeolite with time were also dealt wi th.
采用室内试验研究了天然沸石对鱼塘水及生活污水氮磷的去除效应,并对沸石茶包净化饲养金鱼水的效果进行了探讨。
5)  Zeolites A
A沸石
6)  zeolite ore
沸石矿石
补充资料:4A沸石
分子式:
CAS号:

性质:又称Na12[(A1O2)12、(SiO2)12]27H2O  又称4A分子筛。白色固体颗粒。呈网络状结构,内含均匀小孔,孔径0.42nm,比表面积约为600m2/R,不溶于水和有机溶剂,能溶解于强碱和强酸。加热超过800℃时,重新结晶形成白硅石状的结构。有吸附水分,液体、气体及不饱和的有机物质。对钙离子有交换能力,理论交换能力为352CaCO3mg/g,一般为290~320mgCaCO3/g,白度≥95%,pH值10~11.5,表观密度0.3~0.5g/cm3,平均粒径为2μm,粒度分布≤4μm占85%以上。用作无磷洗涤剂的助剂,代替三聚磷酸钠;在石油和其他工业用作气体和液体的干燥、脱水净化等,也用作催化剂和软水剂。

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