1) precipitation chemistry
沉淀化学
2) chemical sedimentation
化学沉淀
1.
On the basis of the basic principle of chemical sedimentation process, the chemicalsedimentation process that treats sulphide in acetylene sludge wastewater using FeSO.
根据化学沉淀法的基本原理，提出了利用ＦｅＳＯ４及盐泥（工业废料）为药剂的化学沉淀法处理电石渣浆废水中硫化物的处理方法。
3) chemical precipitation
化学沉淀
1.
Recovery of magnesium ammonium phosphate from ammonia nitrogen wastewater by chemical precipitation;
化学沉淀法从氨氮废水中回收磷酸铵镁
2.
Production of ZnS from flue gas SO_2 through the combined processes of microbial transformation and chemical precipitation;
用微生物转化-化学沉淀法从烟气SO_2中制取ZnS
3.
Mathematical model for treating electroless nickel plating wastewater by chemical precipitation and its application;
化学沉淀法处理化学镀镍废水的数学模型及应用
4) chemical deposition
化学沉淀
1.
SO42-was removed by the chemical deposition techniques,and COD was then removed by the batch Anaerobic Hydrolysis-acidogenesis-Aerobic biotechnology which was performed under different influent organic loads adjusted by changing HRT and MLSS.
方法利用化学沉淀法去除部分SO42-,然后利用序批式厌氧水解酸化-好氧生物实验对其中的COD进行去除,通过改变水力停留时间(HRT)和菌浓度(MLSS)调整进水生物负荷,根据生物去除负荷及出水情况分析进水生物负荷对处理效果的影响。
2.
Pilot scale and lab scale experiments were conducted to pretreat the ion exchange wastewater (the main part of the monosodium L glutamate (MSG) wastewater) by means of Fe C deoxidization to increase the pH and biodegradation, lime counteraction and aeration by air or chemical deposition to remove ammonia.
采用铁碳法、吹脱法和化学沉淀法对味精废水中离交废水的预处理进行了中试和小试。
3.
The paper introduced the method and the theory of Lead Sulfide film preparation——Chemical Deposition and analyzed the reason of outshoot cling to the surface of Lead Sulfide film during the process of chemical deposition.
本文介绍了PbS薄膜常用化学沉淀的制备方法及原理,深入分析了基片沉淀过程中表面出现突出物现象的原因,薄膜基片电镜分析以及改善PbS基片表面均匀性的工艺方法。
5) chemical co-precipitation
化学共沉淀
1.
Study of La-doped nanosized SnO_2 by chemical co-precipitation;
化学共沉淀法制备镧掺杂纳米二氧化锡的研究
2.
W-Ni-Fe composite oxides nano-powder has been prepared from finely grained tungstate synthesized by chemical co-precipitation and oxided at 600℃.
以化学共沉淀法制备的盐在600℃下氧化,可得W-Ni-Fe复合氧化物,检测分析显示W-Ni-Fe复合氧化物粉的晶粒直径XRD-d为36 nm,W-Ni-Fe复合氧化物粉的颗粒粒径BET-d为98 nm;从SEM图分析看出该复合氧化物粉颗粒团聚性低,压坯EDXS的表面电子图像和元素面分布图显示该复合氧化物粉中W、Ni、Fe元素分布状态是高度均匀分布。
3.
In this work,nanometer magnetite(Fe_3O_4) particles were prepared by chemical co-precipitation,NH_3·H_2O was chosen as precipitating agent,and was added to the mixed aqueous solution containing ferric and ferrous ions to produce nanometer Fe_3O_4 particles.
采用化学共沉淀法制备纳米磁性Fe3O4粒子。
6) chemical precipitation
化学沉淀法
1.
Preparation of CeO_2-La_2O_3-ZrO_2 ceramic powder by chemical precipitation method;
化学沉淀法制备CeO_2-La_2O_3-ZrO_2陶瓷粉末
2.
Influencing factors on chemical precipitation pretreatment of high strength ammonia nitrogen waste water;
化学沉淀法预处理高浓度氨氮废水的影响因素
3.
Study on nano hydroxyapatite sol of hemocompatibility and preparation by chemical precipitation;
化学沉淀法制备纳米HAP-sol及其血液相容性研究
补充资料：Phostrip生物-化学沉淀除磷法
分子式：
CAS号：
性质：是一种生物法和化学法共同起作用的除磷方法。它在常规的好氧活性污泥工艺中，增设了厌氧放磷池和化学沉淀池。该工艺的主流部分为常规的活性污泥曝气池，回流污泥的一部分旁流入一个厌氧池，污泥在厌氧池中通常停留8～12h，积磷细菌可吸引发酵产物而放磷，也可因菌体自溶而放磷。脱磷后的污泥回流入曝气池以继续吸磷，富含磷的上清液进入化学沉淀池，用石灰处理使溶磷变成不溶性的磷酸钙沉淀，然后从系统内弃去。
CAS号：
性质：是一种生物法和化学法共同起作用的除磷方法。它在常规的好氧活性污泥工艺中，增设了厌氧放磷池和化学沉淀池。该工艺的主流部分为常规的活性污泥曝气池，回流污泥的一部分旁流入一个厌氧池，污泥在厌氧池中通常停留8～12h，积磷细菌可吸引发酵产物而放磷，也可因菌体自溶而放磷。脱磷后的污泥回流入曝气池以继续吸磷，富含磷的上清液进入化学沉淀池，用石灰处理使溶磷变成不溶性的磷酸钙沉淀，然后从系统内弃去。
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