冶炼炉

By optimizing smelting-technology,controlling the component of slag effectively, optimizing air supply model of bottom blown and improving the the technology of slag splashing ,the problem of bottom rising and air brick corrosion have been solved, the effect of bottom blown has been increased, the quality of molten steel has been improved.

概述了唐钢第一钢轧厂转炉顶底复吹工艺的情况，通过对转炉冶炼工艺的优化，炉渣成分的有效控制、底吹模式的优化、溅渣护炉工艺的改进，解决了炉底上涨与透气砖侵蚀的问题，提高了底吹效果，改善了钢水质量。

The phosphorus content in the first heat steel of converter steelmaking after fettling was higher than normal operation and some times even higher than the standard limitation.

转炉大补炉后冶炼第一炉钢时钢中磷含量容易偏高，有时甚至超出钢种要求的磷含量上限。

Two types of low carbon weathering steel with different Mn content were produced in vacuum induction furnace.

在真空感应炉冶炼了2炉不同锰质量分数的低碳耐候钢，利用热模拟机和金相显微镜分析了其组织特征和相变规律，并通过室温拉伸、冲击实验且结合断口分析表征了实验钢的强韧性。

In recent years, companies step up the development of the fast lane: the completion of the production run has been an annual output of 150,000 tons of pig iron smelting companies; under construction, the modernization of 30,000 tons annual output of castings and machining parts auto parts company has advanced Vertical shot molding pressure, the level of sub-type microseism compaction modeling line, self-hardening resin sand molding line, dual power supply frequency melting furnace, sand automated treatment systems, as well as CNC machining centers and machining equipment production lines production equipment, with direct-reading spectrometer, casthouse Express analyzer, Coordinate measuring instrument, ultrasonic flaw detector such as the modernization of non-destructive testing equipment and a full range of conventional detection equipment; at the same time the company has a skilled use of CAD / CMD technology design, manufacturing, machining workforce and more than ten years such as day, love and respect their jobs, and accumulated rich experience in foundry staff.

近年来，公司步上了发展的快车道：建成了已投产运行的年产15万吨生铁的冶炼公司；正在建设的现代化的年产30000吨铸件和机加工件的汽车零部件公司拥有先进的垂直分型射压造型线、水平分型微震压实造型线、自硬树脂砂造型线、双供电中频熔化炉、自动化的砂处理系统以及加工中心和数控设备组成的机加工生产线等生产设备，拥有直读式光谱仪、炉前快速分析仪、三坐标测量仪、超声波无损探伤仪等现代化的检测设备和齐全的常规检测设备；同时公司拥有一支熟练运用CAD/CMD技术进行设计、制造、机械加工的员工队伍和十几年如一日、爱岗敬业、积累了丰富经验的铸造员工队伍。

Second, Pyrometallurgical, available blast furnace, shaft furnace, rotary furnace, reverberatory furnace and take them two or three kinds of combination, but there are common problems in the smelting process, the emissions of a large number of products containing lead, sulfur dioxide and other harmful ingredients dust smoke, dust need to configure the corresponding device.

二，火法，可用高炉，竖炉，旋转炉，反射炉，把他们两个或三个种的组合，但也有在冶炼过程中常见的问题，一个含有铅，二氧化硫大量产品的排放量，其他有害成分粉尘烟尘需要配置相应的设备。

This paper presents analysis and comparison of direct recovery rate and other technical parameters in crude tin reduction smelting between reverberatory furnace and Ausmelt furnace.

通过对云南锡业股份有限公司冶炼分公司反射炉与澳斯麦特炉粗锡还原熔炼直接回收率等技术指标分析和比较，对两种熔炼技术进行了评价。

Smoulder Furnace is an important device to dispose cinder and extract mental which are difficult to be extracted from ore. In the past, the control of Smoulder Furnace is dependent of workers experience..

烟化炉是冶金行业用来处理炉渣及难选矿的重要冶炼设备，长期以来对烟化炉的控制，主要依赖于人工经验的方法，这种方法有很多缺点。

It is analysed that it is necessity,feasibility that Zhuzhou Smelts adjust the structural of raw materials about zinc smelts.And it propose that the electric arc furnace dust supplies for zinc resource two times , thus solve the problem that the zinc smelts raw materials insufficient in supplely.

提出了株冶应根据电弧炉烟尘等二次锌原料与中性浸出渣化学组成性质上十分类似的特点，采用挥发回转窑处理电弧炉烟尘等二次锌原料，从而解决锌冶炼原料供应不足的问题。

Cold smelting charge ratio was respectively 20%,25%,28%, by optimizing slag making and oxygen blowing process of dephosphorizing pretreatment period and decarburizing period,oxygen consumption rate increased from 20～30% to 40～50% than conventional process in dephosphorizing pretreatment period and slag charge was controlled at 8～15kg.t-1 in decarburizing pretreatment period.

在冷料比为20%、25%、28%条件下，通过优化脱磷、脱碳期供氧和造渣工艺，脱磷期耗氧比从传统工艺的20%～30%提高到30%～50%，脱碳期渣料加入量控制在8～15 kg.t-1.50炉工业试验结果表明，脱碳期一倒温度达到常规冶炼控制水平，一倒、控制水平明显好于常规冶炼工艺。

In light of the actual condition in Pangang Group the high efficient compound dephosphorizer is developed by use of the dephosphorizing technology "single slag process" in converter smelting.

结合攀钢实际情况，利用转炉单渣法冶炼脱磷技术，开发应用了高效复合脱磷剂，使平均脱磷率达到89.40%，与转炉预处理双渣法脱磷技术相当，试验炉次的成品w≤0.015%，且未增加冶炼周期，为350km/h高速铁路用钢轨等钢种的稳定生产提供了技术支撑。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失