1) enriched H_2SO_4 leaching
浓硫酸浸出
2) sulfuric acid leach
硫酸浸出
1.
The paper,according to the analyzing of lead dross reverberator dust,put forward the new technics indium distilling by sulfuric acid leaching,P204 extraction,sulfuric acid washing,hydrochloric acid reverse extraction,zinc replacement,smelting,electrolysis,casting etc.
研究分析了铅浮渣反射炉烟尘的性质和特点,提出了二段硫酸浸出、P204萃取、硫酸洗涤、盐酸反萃、锌板置换、压团熔铸、电解铸型的提铟新工艺,并进行了全流程的试验研究,明确了各工序的工艺技术条件。
3) sulfuric acid leaching
硫酸浸出
1.
Thermodynamic analysis results show that tellurium can be leached by sulfuric acid leaching method from lead-rich tellurium slag.
并通过硫酸浸出高铅碲渣中碲的条件实验验证了热力学分析的结果。
2.
In this paper, the method of preparation of amorphous silica from serpentine and bentonite by sulfuric acid leaching in microwave field was investigated.
本文研究了微波辐照作用下,由蛇纹石、膨润土硫酸浸出制备无定形二氧化硅的方法;考查了反应时间、微波辐照强度、液固比、硫酸浓度、矿石粒度等因素对矿物浸出过程的影响;确定了酸浸最佳工艺条件;分析了制得的无定形二氧化硅的化学组成;研究了微波作用下蛇纹石的硫酸浸出动力学。
3.
Therefore, research on sulfuric acid leaching of high silica zinc oxide ore focuses on how to improve filtration performance of ore pulp.
氧化锌矿通常含SiO_2较高,直接酸浸时溶出的SiO_2容易致使矿浆固液分离困难,如何改善矿浆的过滤性能是高硅氧化锌矿硫酸浸出工艺研究的重要内容。
4) leaching by sulfuric acid
硫酸浸出
1.
Hydrated aluminium sulfate(Al_2(SO_4)_3·18H_2O) were prepared by activating,magnetic separation,leaching by sulfuric acid,leaching by hot water,crystallization processes using fly ash and sulfuric acid as raw materials.
以粉煤灰和硫酸为原料,经活化、磁选、硫酸浸出、硫酸铝溶出、结晶制备出Al2(SO4)3。
5) sulfate leaching solution
硫酸浸出液
1.
The enrichment and the purification of copper from a simulated sulfate leaching solution of low grade copper ore with SP-C resin,a novel silicagel-polyamine composite chelating resin,were studied.
研究SP-C硅胶-聚合胺树脂在模拟低品位铜矿硫酸浸出液中富集纯化铜的工艺,在Cu2+1~2 g/L、Fe3+2~8 g/L范围内,考察该树脂吸附分离铜铁的性能。
6) leached in dilute sulphate acid
稀硫酸浸出
1.
The burned product is leached in dilute sulphate acid.
单体氟碳铈矿在600℃焙烧2h,铈的氧化率大于90%;用稀硫酸浸出,稀土的浸出率大于95%;用氨水回调,氢氧化铈沉淀中,铈的收率大于95%,CeO2/TREO约为83%。
补充资料:碳酸盐浸出法浓集铀
分子式:
CAS号:
性质:铀矿石的碳酸盐浸出法,即以碳酸钠与碳酸氢钠的混合溶液浸出铀,铀以UO2(CO3)34-络阴离子形式转入溶液,而矿石中存在的铁、铝、钙、镁等脉石矿物(杂质)均不被碳酸盐浸出,而留在矿渣中。由于碳酸盐对铀浸出的高选择性,在浸出阶段便达到浓集铀的目的。若以苛性钠由此浸出液中沉淀出重铀酸钠,则可得到纯度较高的黄饼。
CAS号:
性质:铀矿石的碳酸盐浸出法,即以碳酸钠与碳酸氢钠的混合溶液浸出铀,铀以UO2(CO3)34-络阴离子形式转入溶液,而矿石中存在的铁、铝、钙、镁等脉石矿物(杂质)均不被碳酸盐浸出,而留在矿渣中。由于碳酸盐对铀浸出的高选择性,在浸出阶段便达到浓集铀的目的。若以苛性钠由此浸出液中沉淀出重铀酸钠,则可得到纯度较高的黄饼。
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