General method and other new technologies of ore smelting electric arc furnace starting-up are introduced.

介紹了礦熱爐開爐的一般方法和兩種開爐新工藝日韩福利首页在线观看网站。

It analyses the application of cold briquetted ore in ferromanganese blast furnace and the technical measures adopted by Xinyang Steel Company Ferroalloys Branch.

介紹了信陽鋼鐵公司鐵合金廠錳鐵高爐配用冷壓球團礦的生產(chǎn)實驗和采取的技術操作措施性爱小视频免费看，并分析了在生產(chǎn)應用中所產(chǎn)生的綜合效益。

The test to smelt 75% FeSi in 1800kVA electric furnace has been done to replace smelter coke and steel cuttings by coke of medium caking property and high volatile, iron ore concentrate and ganister powder asraw material.

鐵硅久久99乐视频；冶金焦毛片免费视频高清；還原劑小草AV免费电影在线观看；比電阻；化學成分在线日韩素人自拍网站免费观看视频；硅鐵欧美色色色日；中等粘結性高揮發(fā)分煤和鐵精礦、硅石粉做原料煉出的鐵硅焦代替冶金焦和鋼屑无码午夜视频，在1800kVA鐵合金電爐上進行了冶煉75硅鐵的試驗午夜无码人妻AV大片色欲。

It provided us with technology and theory basement on industry furnace research and design.The study on magnetizing reduction thermodymatics of high intensity magnetic separation concentrates of Daye Mine proved:because of there are high siderite in this type iron ore,CO and CO_2 emitting out after siderite decomposing influenced on magnetic reaction heavily.

大冶鐵礦尾礦難選紅鐵礦磁化焙燒熱力學分析表明，因為該類礦石菱鐵礦含量高国产白嫩白丝护士在线播放，分解后產(chǎn)生CO和CO_2對磁化焙燒反應影響較大一级黄色生活视频一区二区，在CO含量大于1%的情況下，磁化焙燒即能完成日韩s8精品无码久久久久影院。

Loose sand or ore used to line the hearth of a reverberatory furnace in preparation for pouring molten metal.

為倒入熔化的金屬作準備的用來修整反射爐爐膛的松散砂子或礦渣黄色另类视频。

It was found that the drang coefficient of fitting equation is larger than before because of some fine-ore lain in the charge bank in the shaft furnace.

實驗結果表明：由于豎爐內(nèi)料層間存在著一定數(shù)量的粉礦，擬合方程的阻力系數(shù)比以前大人人操人人人人人人操人人人人人人操人人。

It is concluded that the relative high Al 2O 3 content in titaniferous iron ore leads to increasing of the viscosity and the melting-point of high titanium slag, irregularity in furnace operation and technical-and-economic indexes depression.

認為當鈦鐵礦中Al2 O3 含量偏高時會導致高鈦渣粘度增加国产乱子伦一区二区三区，熔點升高、爐況惡化以及指標變壞一级黄片性爱，同時還會影響二氧化鈦的富集及氯化工序的正常生產(chǎn)色哟哟精品一区二区三区。

According to the property of mud of gas of plum steel blast furnace, undertook to its zincic experiment studies receiving iron to fall, no matter use magnetic separation,the result makes clear or classification the law all can reclaim from which content of major iron ore and purify is major zinc, stock of will tall zinc, low zinc undertakes effective depart, iron concentrate yield and grade all achieve 52% above, iron metal reclaims rate 70%, take off zinc to lead 50% above.

梗概： 介紹了梅鋼高爐瓦斯泥的性質、試驗情況及結果亚洲日本欧美色图，國內(nèi)外處理使用含鋅高爐瓦斯泥的方法爱爱无毒安全免费网站。根據(jù)梅鋼高爐瓦斯泥的性質，對其進行了收鐵降鋅的試驗探究十八禁啪啪污污网站免费，結果表明無論用磁選還是分級法均能從中回收大部分鐵礦物并去除大部分鋅欧美在线xx，將高鋅、低鋅物料進行有效分離综合色久免费视频，鐵精礦產(chǎn)率和品位均達到52%以上久草视频在线草，鐵金屬回收率70%，脫鋅率50%以上女生精黄色网站。

This research is a new low cost method of producing abrasive grit. It is to put the iron ore concentrate, coal powder, hydrated limed and addition agent together to make coal mixed pellet in prior which is rapidly auto-reduced in high temperature and kept about 10min above 1350℃, and then furnace cooled. The 2CaO·SiO2 of slag phase change盗摄网址、volume increase and natural bloom in reduction process. Finally we obtain no-slag abrasive grit through screen separation , in which the iron yield can be above 90%,the sulfur content can be below 0.05% and carbon content is lower than 4.0%.

本研究是一種全新的低成本生產(chǎn)鐵粒的方法国产欧美乱色伦，它是將鐵精粉a毛片网站全部播放、煤粉、消石灰和添加劑預先制成球團99久久精品毛片免费播放高，在高溫下迅速加熱還原亚洲黄色不卡视频，在1350℃以上保溫10分鐘后隨爐冷卻，渣相中2CaO·SiO2在冷卻過程中發(fā)生相變黄色视频美国，體積膨脹而自然粉化在线视频观看欧美，通過篩分便可以得到不含爐渣的鐵顆粒观看免费人成视频网站，鐵的收得率在90%以上、S≤0.05%日本e视频在线播放、C在4.0%左右AⅤ激情网。

This is a blast furnace in which iron ore is smelted into iron.

這就是把礦右熔煉成鐵的高爐。