molten iron oxideとは 意味・読み方・使い方

To establish a method for efficiently producing molten iron particularly having high purity of iron content under high productivity, when the molten iron is produced by heating and reducing iron oxide-containing material, such as iron ore, together with carbonaceous reducing agent, such as carbon material, in a moving hearth type reducing furnace and successively, melting the obtained reduced iron in a melting furnace.例文帳に追加

鉄鉱石などの酸化鉄含有物質を炭材等の炭素質還元剤と共に移動炉床式還元炉で加熱還元し、得られる還元鉄を引き続き溶解炉で溶解して溶鉄を製造する際に、特に、鉄分純度の高い溶鉄を高生産性の下で効率よく製造し得る方法を確立すること。 - 特許庁

In the method for operating the holding furnace for molten iron, in the case that high Si-containing molten iron is stored in the furnace, iron oxide is added to the inside of the furnace, when performing the method for operating the holding furnace for molten iron having the lining of chromia-containing brick.例文帳に追加

クロミア含有れんがの内張りを有する溶銑用保持炉の操業方法に当たり、この炉内に高Ｓｉ含有溶銑を貯留している場合にその炉内に、酸化鉄を添加することからなる溶銑用保持炉の操業方法。 - 特許庁

When the desiliconizing treatment is applied to this molten iron only by using solid desiliconizing agent, the desiliconizing agent mixing iron oxide-containing material and dust from dust-collector generated with the molten iron pre-treatment, is charged into the molten iron and treated so that basicity [CaO/SiO_2] of the desiliconized slag becomes 0.6-1.2.例文帳に追加

溶銑を固体脱珪剤のみで脱珪処理する際、酸化鉄含有物質と溶銑予備処理で発生する集塵ダストを混合した脱珪剤を溶銑に投入し、脱珪スラグの塩基度［ＣａＯ／ＳｉＯ_２］が０．６〜１．２になるように処理する溶銑の処理方法。 - 特許庁

To provide a method for desiliconizing and dephosphorizing molten pig iron, which can keep the temperature of the molten pig iron when the treatments of which are finished at a higher level than that in a conventional method, in a process of desiliconizing the molten pig iron and then dephosphorizing it by using iron oxide and oxygen gas.例文帳に追加

溶銑を酸化鉄及び酸素ガスを用いて、脱珪処理した後に脱燐処理するに際して、処理終了時の溶銑温度を従来に比べて高い水準に維持することのできる溶銑の脱珪・脱燐処理方法を提供することである。 - 特許庁

At the initial stage of the pre-treatment, to one piece or few pieces in the lances, a reverse-Y shaped multi-hole lance 5 at the tip part is adopted and oxygen gas 8 is top-blown into the molten pig iron and simultaneously, the other lance is dipped into the molten pig iron and iron oxide is blown into the molten pig iron from this immersion lance.例文帳に追加

処理当初は、前記ランスのうちの一本又は数本に、先端が逆Ｙ字形の多孔ランス５を採用して、酸素ガス８を溶銑に上吹きすると同時に、別のランスを溶銑中に浸漬し、その浸漬ランスから酸化鉄を溶銑中に吹込む。 - 特許庁

After the phosphorus in this molten pig iron reaches a prescribed concentration, the tip part of the multi-hole lance is dipped into the shallower position than the other lance depth, and the iron oxide is blown in a mutually separating state of the lances in the vertical direction of the molten pig iron.例文帳に追加

該溶銑の燐が予定濃度に達した後は、前記多孔ランスの先端を前記浸漬ランスの深さより浅い位置に浸漬して、溶銑の上下方向で互いに前記ランスを離隔させた状態で酸化鉄を吹込む。 - 特許庁

In the dephosphorization in the molten iron adding lime and iron oxide and/or gaseous oxygen into the molten iron, the dephosphorizing treatment is executed by using 5-50 kg/t dephosphorized slag containing 2-15% (P2O5) and 35-65% (CaO).例文帳に追加

生石灰と、酸化鉄及び／又は酸素ガスを溶銑中に添加する溶銑脱燐において、(P_2O_5)を２〜１５％、(CaO)を３５〜６５％含む脱燐スラグを５〜５０kg/t用いて脱燐処理する。 - 特許庁

After mixing the fly ash with the iron-containing waste material such as iron oxide scale, scarfing waste of iron and steel cast slab, this mixture is granulated to make a briquette, and this briquette is charged onto molten iron or molten steel, and the yield of the iron is improved by adjusting the basicity of the molten slag, and also, reducing iron oxides in the iron-containing waste material.例文帳に追加

鉄の酸化スケールや鉄鋼鋳片の溶断屑等の鉄分含有廃棄物にフライアッシュを混合したうえ造粒してブリケットとし、このブリケットを溶銑上または溶鋼上に投入して溶融スラグの塩基度を調整するとともに鉄分含有廃棄物中の酸化鉄を還元することによって鉄の歩留りを向上させる。 - 特許庁