查询词典 smelting furnace

The reasons of CaSi furnace bottom rising are analysed,the operation procedure to prolong smelting CaSi period in 1MVA electric furnace and the remarkable results achieved are expounded.

对硅钙电炉炉底上涨原因进行了分析，并阐述了延长 1MVA硅钙电炉生产周期的工艺操作方法及所取得的明显效果。

In our copper smelting plant, we have advanced mains frequency induction melting furnace, hot extrusion equipment, vacuum annealing furnace and advanced detection instruments. So that we can re-processing of the waste out of high-quality brass materials and raw materials Costs are in a better position.

我们的铜材熔炼厂，配备了先进的工频熔炼炉，大型热挤压设备，真空退火炉及先进的检测仪器，使我们的废料可以再加工出高品质的黄铜材料，我们的原材料成本必然更具优势。

Soderberg electrode technology is because of the large increase in the level of electric furnace process, reducing the cost of the furnace to run more obvious advantages of its comprehensive economic technological advantage will promote the development of China's large scale electric furnace, so that our business unit, technology process level is improved, so that smelting industry in China has leapt to a new level.

自焙电极技术正因为对大型电炉的工艺水平的提高，对电炉运行成本的降低优势比较明显，其综合的经济技术优势也必将推动我国电炉大型化的发展，使我们企业的装置，技术工艺水平得到提升，使我国冶炼工业跃上一个新的台阶。

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。

Over the years, most commonly used by small businesses Tufa Secondary Lead Smelting, using the backward small reverberatory furnace, cupola melting process such as the lack of a corresponding dismantling, pre-processing, smelting equipment, plates, and pulp mixing, lead the general recovery of only 80%~ 85%, the low level of utilization.

最常用的土法再生铅冶炼小企业，用落后的小反射炉，冲天炉熔化过程，如相应的拆除，预加工，冶炼设备，板，纸浆混合缺乏，领导只有80％85％，使用率低的水平普遍复苏。

The system is fitted with a cupola with self-charged system and two rows of big distance water-cooled devices and with medium frequency electric furnace duplex alloy smelting system in front and in the rear of the furnace there are well-equipped with high precision BARID spectrometer, SABULANCE NSP6000 melted iron quality controller, DM3 type nondestructive flaw detection device for production procednres monitoring of physical, chemical, metallographic, mechanical properties.

冲天炉电炉双联熔炼，有炉前炉后配套齐全的高精度贝尔德光谱分析仪，碳硅当量仪及物理、化学、金相、机械性能检测仪器，确保产品质量稳定。

This paper has reviewed and analyzed the development of China's iron cast technologies in cupola smelting, electric furnace smelting and various cast iron alloys, and forecast its prospects in future.

本文从冲天炉技术、电炉技术和铸铁合金等方面回顾和分析了我国铸铁铸造技术的发展，并论述了未来的发展方向。

I.S.P is the typical complex and continuous production process. Based on the peculiarity of I.S.P: physical chemistry reaction is quite complex, operation condition is comparatively rigid, the charging ration needs to be exactitude. Temperature variety of zones in furnace including: warm-up charging zone, re-oxidation zone, revivification zone, slag smelting zone, The soft point and soft zone are the key factors, which have an effect on the smelting of ISP and it is a comprehensive parameter appraising the quality of sintered aggregate.

基于密闭鼓风炉铅锌冶炼生产过程特点：物理化学反应十分复杂，操作条件比较严格，入炉物料的配比要求也非常精确，是典型的复杂连续生产过程；论文分析了炉内各带的温度变化：料预热带、再氧化带、还原带、炉渣熔化带；分析、总结了影响鼓风炉生产的因素：鼓风制度(富氧熔炼、预热鼓风熔炼)、炉料的性质对熔炼过程的影响(烧结块、焦炭的性质及消耗)、鼓风炉操作的影响因素(鼓风炉系统、鼓风量与风温调节、炉前操作、冷凝分离系统、煤气洗涤系统、电热前床)。

The technical measures of 750m3 blast furnace strengthening smelting of Laiwu iron and steel general works consist of improving the coke quality,increasing burden quality,promoting reasonable burden structure,determining reasonable adjustment parameters of upper and lower blast furnace,using the waste heat recovery device of hot stove and using the spraying and coating technique for making liner of blast furnace,etc.

莱钢750m3高炉强化冶炼的措施包括改善焦炭质量，提高入炉矿石质量，促进炉料结构合理；确定合理的上下部调剂参数，抓好炉前工作，应用INBA法新转鼓水渣处理系统、热风炉余热回收装置、高炉喷涂造衬等新技术。

It analyzes the disadvantages in the smelting of blast furnace and provides an important base for rational use of ironstones in iron-smelting .

对高炉使用的两种含铁块矿进行了冶金性能的测定，分析了其高炉冶炼中的不利因素，对在炼铁中合理使用块矿提供了重要依据。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。