acid sludge

In the process of producing polymerized rosin,concentrated sulfuric acid used as a catalyst leads to massive acid sludge.

以浓硫酸为催化剂的聚合松香生产过程中产生大量的酸渣 ,作者从工厂的实际情况出发提出简单的办法 ,可将酸渣中的氧化松香与硫酸分离开来 ,并提出减少酸渣初步的见

Both widely used asphalt and gypsum in building engineering were obtained via strong reaction of two cheap and non poisonous additives with acid sludge.

开发出白油磺化精制过程清洁生产工艺 ,使用两种价廉易得、无味无毒物质 ,与酸渣发生强烈化学反应 ,得到应用广泛的道路沥青和建筑石膏产品 ,过程形成闭合工艺路线 ,达到零排放要求 ,实现了酸渣资源

A hydrolysis neutralization process for treating the acid sludge formed from used lube oil reclaimation was conducted on laboratory and pilot plant.

在２Ｌ三口瓶和５００Ｌ反应釜中，试验研究出润滑油废油再生时生成酸渣的处理新工艺——水解－中和法，在破乳剂作用下可有效地将酸渣分离为渣油和酸水，渣油可与２０％的催化裂化柴油调和生产出合格的１００号锅炉燃料或氧化制取３０号建筑沥青，酸水经中和、沉降后可循环使用，不向系统外排放，不产生环境污染，经济效益好。

Experimental study on production of enriched superphosphate with thickened sludge acid from concentrated WPA;

以浓缩磷酸的浓密渣酸制取富过磷酸钙的实验研究

An experimental research on extracting gold and silver from acid leaching residue of gold concentrate containing arsenic after two stages of roasting;

从含砷金精矿二段焙烧酸浸渣中氰化浸出金银的试验研究

The acid leaching residue of asbestos tailing was pretreated by calcination.

采用煅烧方法对石棉尾矿酸浸渣进行预处理,通过比表面积测定仪对煅烧前后的酸浸渣进行了表征,研究了煅烧后的石棉尾矿酸浸渣对溶液中Cr3+的吸附性能,并对吸附机理进行了探讨。

The acid leaching residue of asbestos tailings is silicon slag of asbestos tailings,one kind of solid waste after acid leaching extraction of magnesium.

石棉尾矿酸浸渣是石棉尾矿蛇纹石酸浸提取氧化镁后的硅质粉体材料。

magnetic-separation Preparation of high quality magnetite concentrate from pyrite cinder by composite pellet reduction-roasting and;

硫酸渣复合球团还原焙烧法制备高品位磁铁精矿

Study on recovering Cu,Zn from pyrite cinder with bioleaching method;

微生物浸出法回收硫酸渣中铜、锌的研究

The experiment and industrial application of recovering iron concentrate from pyrite cinder with vertical magnetic separator with pulsating vibration magnetic field were introduced.

介绍了立式脉冲振动磁场磁选机选别硫酸渣(黑渣)试验及工业生产情况,探讨了硫酸渣利用存在的问题及发展方向。

Techniques Exploration for Oil Recycles and Preparation of Calcium Sulphate from Acid-dreg;

酸渣回收油和制取硫酸钙工艺的研究

The Study on Feed Dicalcium Phosphate--Digestion and Sludge Separation;

饲料磷酸氢钙工艺研究—酸解和酸渣分离

Compound Portland Cement of Slag and Coal-dust Ash

钢渣、矿渣、粉煤灰复合硅酸盐水泥

technology of recovering gold from gold-bearing sulphate calcine

含金硫酸烧渣提金工艺

gas ash silicate concrete

加气灰渣硅酸盐混凝土

low heat portland blast-furnace-slag cement

低热矿渣硅酸盐水泥

portland blast-furnace cement

高炉矿渣硅酸盐水泥

Calcium Aluminate Premelted Slag and Its Application on Converter Wash Heat;

铝酸钙预熔渣及其在转炉渣洗脱硫中的应用

Study on high carbonation precuring steel slag cement

碳酸化预养护钢渣制备大掺量钢渣水泥的研究

STUDY ON THE TECHNOLOGY OF SEPARATING THE WASTEWATER SLUDGE AND THE AMMONIA-LEACHING SLUDGE TO RECLAIM MOLYBDENUM BY NITRIC ACID

硝酸分解废水渣、氨浸渣回收钼的工艺研究

Study on production of polymeric silicate-aluminum sulfate by aluminum sulfate and its waste residue

利用硫酸铝及其废渣生产聚硅酸硫酸铝的研究

Sludges forming in the acid interfere with storage and handling.

在酸中形成淤渣，妨碍贮存和运输。

Analysis on the acid resistant of coal shale brick with high alkali ash

高碱灰渣——煤矸石砖的酸雨淋溶分析

Study on acid digesting titania slag during titanium dioxide production

钛渣替代钛矿制备钛白酸解试验研究

Study on the hydrolyzing process to prepare amino acids complex from rice residue

米渣蛋白复合氨基酸水解工艺的研究

A Preliminary Work on Extraction of Solid Wax and Oxalic Acid from Agave americana L.

从番麻叶渣提取蜡和草酸的初步报告

Study on the Structure and Property of Bagasse's Lignosulfonate;

蔗渣木质素磺酸盐结构与性能的研究

The Study on the Performance of Phosphorus Slag Concrete Resists Sulfate Attack;

磷渣混凝土的抗硫酸盐侵蚀性能研究