The separation of iron and gold is solved to a gossan type gold ore through "direct reduction with coal-magnetic separation-cyanidation process".
应用煤基直接还原—磁选—氰化提金工艺处理某铁帽型含金矿石，解决了矿石中铁、金分离问题。
The process of iron oxidation and reduction is an important characteristic of paddy slurry.
铁的氧化还原过程是水稻土的重要特征之一。
The process of iron reduction by the microorganism has an important significance in the soil environmental chemistry of paddy slurry.
水稻土中铁的微生物还原过程在土壤环境化学方面具有特殊的意义。
The reduced bleaching process is possessed of obvious whitening effects, through the DE iron and reduction bleaching processes in one bath and the orthogonal experiment.
通过脱铁与还原漂白同浴、应用正交实验，优选出的还原漂白工艺增白效果显著。
The two-step process involving gas oxidation of phenol to benzoquinone with complex metal ions catalysts and reduction of benzoquinone to hydroquinone with iron powder was studied.
以苯酚为原料，复合金属离子为催化剂，研究用气相氧化合成苯醌，用铁粉还原苯醌制对苯二酚的两步法工艺，考察了氧化过程中的工艺条件对反应的影响。
The effects of binder and damp mill on green balls, the process for preheated pellets with high strength and easy reduction, and coal-based direct reduction iron(DRI) were studied.
以新疆磁铁精矿为原料，采用“一步法”直接还原，研究粘结剂种类和润磨方式对生球质量的影响，高强度、高还原性预热球团的制备及煤基直接还原的工艺。
Now some research said the process of iron oxide anaerobic reduction is mainly a microbial dissimilatory iron reduction.
目前研究表明氧化铁厌氧还原主要是微生物介导的异化还原过程。
The foaming process curve under different conditions has been determined in iron bath during smelting reduction of blast furnace dust and sludge.
确定了在不同条件下铁水熔池熔融还原高炉粉尘发泡过程的曲线。
Jarosite process was selected for iron removal due to the characteristics of the solution originated from the reduction leaching of manganese nodules by pyrite in chloride system.
针对酸性氯化物中黄铁矿还原浸出锰结核的溶液成分特点，选择黄钠铁矾法进行了沉淀分离铁的研究。
The calculation result shows that the oxidation-reduction process in fact takes place on iron, but the electrons gained or lost transfer to the ligand atoms through charge relaxation.
计算结果表明：氧化还原过程是在铁上进行的，但增加或减少的电子通过电荷弛豫分布到配体原子上。
In order to obtain low silicon iron for steelmaking the reduction process of silicon must be controlled in blast furnace.
为了获得低硅炼钢生铁，必须控制高炉内硅的还原过程。
The process of the surface corrosion in iron and electrochemical reduction was been studied.
对催化铁内电解法中铁表面腐蚀历程以及电化学还原过程进行了初步探索。
Direct reduction is an iron smelting process for producing metallic iron using gas, liquid fuels and non-coke coal as energy to reduce pellets, lump ore and fine ore under solid state.
直接还原是一种以气体、液体燃料或非焦煤为能源，使用球团矿、块矿、粉矿在固态下进行还原生产金属铁的炼铁工艺技术。
The purpose of development non-blast furnace technology is reduce iron and steel process, save energy, and efficient production. So far formed by direct reduction and smelting reduction process based.
开发非高炉炼铁技术缩短钢铁工艺流程，实现节能、减排高效生产具有重大现实意义，形成了以直接还原和熔融还原为主的工艺流程。
The removing iron process by natural deposition of eutectic Al-Si alloys produced by carbothermal reduction was studied.
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 height change of foam caused by reduction gas during foaming process was measured under different conditions of treating blast furnace dust in iron bath.
以高炉瓦斯泥为原料，经气相还原气氛煅烧及液相提纯步骤制取铁盐溶液，再采用液相还原法，在有分散剂及包覆剂存在的条件下制备出纳米铁颗粒。
The height change of foam caused by reduction gas during foaming process was measured under different conditions of treating blast furnace dust in iron bath.
以高炉瓦斯泥为原料，经气相还原气氛煅烧及液相提纯步骤制取铁盐溶液，再采用液相还原法，在有分散剂及包覆剂存在的条件下制备出纳米铁颗粒。
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