同时，对高岭土有较高的除铁效率。
探讨了滤柱生物除铁的影响机理。
The influencing mechanism of the filter candle on biological iron-removal was discussed.
本文研究了黄铁矾法除铁速度的影响因素。
The factors affecting iron precipitations as jarosites were studied.
用海绵铜生产硫酸铜，其困难在于除铁杂质。
A hard problern is free from impurity iron in tbe preparation of cupric sulfate from spongy-copper.
介绍了微波作用下硅藻土化学除铁的工艺条件。
Technological conditions of chemical removal of iron from siliceous earth under the function of microwave are described.
据中除铁和碳之外，含有硅、锰、磷和硫等元素。
It is in addition to iron and carbon containing silicon, manganese, elements such as phosphorus and sulfur.
着重讨论用高锰酸钾除铁的机理和实验控制条件。
The mechanism of removal of iron by the use of potassium permanganate and the control condition of experiments are discussed.
有机物的分子量分布和浓度对混凝除铁有很大影响。
The relative molecular weight distribution and the concentration of organic matters had significant effect on coagulation removal of iron.
逆流式除铁、除铁更充分，设有回浆管、浆料不浪费。
Countercurrent type is used for remove iron, we adopt return flow pipe to make best use of raw material.
研究了用针铁矿法从铬铁合金硫酸浸出溶液中除铁并回收铬。
Remove of iron from sulfuric acid leaching solution of ferrochromium alloy by goethite is researched.
磁芯采用最新研制的永磁材料制成的，除铁效率高，不锈钢外壳。
The magnetic core was made of the new developed permanent magnetic material, high efficiency, with stainless steel shell.
试验采用了煅烧、二次酸浸工艺，进行硫铁尾矿酸浸除铁和铝试验。
The calcination and secondary acid leaching process were used to remove iron and aluminum in the pyrite tailings in the tests.
石墨本身是非磁性物，那么，如何利用磁选机对其进行除铁处理呢？
Graphite itself is magnetic material, so, how to use magnetic separators of its removing fe handled?
对碳电热还原法生产的共晶铝硅合金加锰自然沉降法除铁进行了研究。
The removing iron process by natural deposition of eutectic Al-Si alloys produced by carbothermal reduction was studied.
为了研究曝气在生物除铁除锰中的作用，确定合理的曝气方式和曝气强度。
The effects of aeration on biological iron and manganese removal in groundwater were investigated and the appropriate aeration pattern was established.
通过灭活试验和细菌计数等试验验证该滤柱在除铁中，生物氧化起主要作用。
The inactivation experiment, bacteria counting experiment and some other experiments indicated that biological oxidation had a significant effect on iron-removal in the said filter candle.
以生物固锰除锰理论为指导，设计了弱曝气一级过滤生物除铁除锰简缩流程。
The project was designed according to the theory of biological fixation and removal of manganese.
试验结果表明，地下水除铁除锰生物工艺具有经济、高效的曝气、过滤单元。
The experiment results has shown that this is an economical filtrating unit operation with high aeration efficiency to remove Fe and Mn.
葡萄酒中铁含量过高容易引起铁破败病，蓝色下胶法是一种有效的除铁方法。
Superfluous iron in wine will cause the iron deposits. Blue fining is most effective against iron.
通过实验室试验，全面考察了自然有机物对地下水化学氧化及混凝除铁的影响。
By experimenting in the laboratory, the effects of natural organic matter on both oxidative and coagulation removal of iron from groundwater were researched.
研究了氧化— 中和沉淀法从铜浸出液中除铁的工艺条件，并介绍了工业实践。
The process conditions of removing Fe From Cu leaching liquor were studied by oxidation precipitation method. Its industrial practice was introduced.
目的通过生产实践，进行了无烟煤作为在生物除铁除锰水厂滤料的研究与应用。
The anthracite used as filter material in water plant for biological removal of iron and manganese has been studied and practiced through production practices.
通过试验，探讨了地下水除铁除锰水厂内铁泥的沉淀、脱水性能及其影响因素。
The sedimentation and dehydration performances and their influencing factors of iron sludge (IS) in the Fe and Mn removal process at a groundwater purification plant were investigated experimentally.
概述了国内外铝土矿选矿除铁的研究现状，探讨了我国铝土矿选矿除铁的发展趋势。
The recent studies advances on iron removal from bauxite ores are outlined in this paper. Its trends in China is also discussed.
永磁除铁器除铁是一个复杂的物理过程，除铁器周围铁件被磁化后除铁效果会受影响。
Permanent magnet Deferrizater iron is a complicated process, in addition to iron around the iron was magnetized iron removal effect will be affected.
本实用新型公开了一种利用激光技术、电磁技术和天然锰矿石进行除铁和过滤的装置。
The utility model discloses an iron filtering device by which laser technology, electromagnetism technology and natural manganese ore are used.
因此，我们必须保证破碎工艺中的除铁问题，保证细碎设备的密封问题，保证细碎的产量问题。
Therefore, we must ensure that the crushing process and ensure except iron seal of finely equipment and ensure the production finely.
以河北唐山某地长石为原料，分别采用浮选和高梯度磁选两种工艺对其进行了精选除铁试验研究。
A experimental research was carried out to remove iron from a feldspar ores in Tangshan, Hebei by the techniques of flotation and high gradient magnetic separation respectively.
以河北唐山某地长石为原料，分别采用浮选和高梯度磁选两种工艺对其进行了精选除铁试验研究。
A experimental research was carried out to remove iron from a feldspar ores in Tangshan, Hebei by the techniques of flotation and high gradient magnetic separation respectively.
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