A rapid and simple determination of ferrous iron in reduced ilmenite was described.
拟定了一种快速简便的差减法来测定还原钛铁矿中的亚铁，即一份试样用三氯化钛－钨蓝重铬酸钾法测出全铁的百分含量Ａ；另一份试样用ＦｅＣｌ３溶液浸取，重铬酸钾滴定法测出金属铁的含量Ｂ。
Fe_3O_4 nanoparticles were synthesized by a controlled partial reduction method(CPRM).
采用受控部分还原法(CPRM)制备Fe3O4纳米粒子。
Iron ores-Determination of reducibility
GB/T13241-1991铁矿石还原性的测定方法
RECOVERY OF RARE-EARTH MINERALS FROM TAILINGS OBTAINED AFTER THE REDUCTION ROAST AND MAGNETIC SEPARATION OF BAO TOU IRON ORES
从包头铁矿石还原焙烧磁选尾矿中浮选回收稀土矿物
Reduction Remediation of Hexavalent Chromium by Pyrite and Limonite in the Aqueous Phase;
铁矿石对水中Cr（VI）的还原修复研究
Effects of Different Types of Coal on Direct Reduction of Refractory Iron Ore
煤种对某难选铁矿石直接还原的影响
EXTRACTION OF GOLD IN GOSSAN TYPE GOLD ORES THROUGH DIRECT REDUCTION WITH COAL
煤基直接还原法从铁帽型含金矿石中提取金
Effects of Gangues on Reduction Swelling Character of Iron Ore Pellets;
脉石成分对铁矿球团还原膨胀性能的影响
Study on Coal-based Direct Reduction of Low-grade Iron Ore with Rotary Kiln
低品位铁矿石煤基回转窑直接还原研究
To recover iron from its ores, the oxides are reduced by heating together with coke and limestone.
为了从矿石中提炼铁，必须在铁氧化物中加焦炭和石灰石进行加热，还原出铁来。
The present situation and development trend of the ISO/TC 102 iron ore and DRI Technical Committee
ISO/TC 102铁矿石和直接还原铁技术委员会现状及发展趋势
Briefly speaking, the other major raw materials for blast furnace smelting include fuels, fluxes and air.
简单地讲．用于高炉冶炼的原料除了铁矿石外，还有燃料、熔剂和空气。
Iron ores-Low-temperature disintegration test-Method using cold tumbling after static reduction
GB/T13242-1991铁矿石低温粉化试验静态还原后使用冷转鼓的方法
Determination of uranium in uranium ore concentrate by ferrous sulfate reduction--Potassium dichromate titrimatric
GB/T11848.1-1989铀矿石浓缩物中铀的测定硫酸亚铁还原--重铬酸钾滴定法
Industry: petroleum, diamonds, iron ore, phosphates, feldspar, bauxite, uranium, gold.
工业:原油,钻石,铁矿,磷酸盐,长石矿,铝氧石,铀,黄金.
Coke is a major material for the production of iron. Metallurgical coke supplies most of the reducing gas and heat for ore reduction and smelting.
焦炭是炼铁的重要原料。冶金焦为矿石的还原和熔炼提供大部分还原煤气和热。
Fundamental Investigation on Irion and Titanium Separation of Reduced Ilmenite by Method of Solid-state Reduction;
钛铁矿固态还原法铁钛分离基础研究
STUDY ON PELLETIZING DIRECT REDUCTION PROCESS OF HIGH Sn, Zn, As CONTENT IRON ORE CONCENTRATES
高锡锌砷铁精矿球团直接还原的研究
The Study of Kinetics of Micro/Nanoscale Iron Ore Reduction with Gases;
微/纳米级铁矿粉气相还原动力学研究
Study on Solid-Phase Synthesis and Mechanism of Carbothermal Reduction of Niobite
铌铁矿固相合成及碳热还原机理研究