查询词典 hot metal

The experimental result shows that sulfuring rate from coke to hot metal reduces with witherite and CaCl2 addition in coke making, but the sulfuring rate increased with lime stone.

结果表明，在实验条件下，加入毒重石和CaCl2的焦炭能降低焦炭向铁水渗硫率，减少进入铁水中的硫含量；而加入石灰石的焦炭中硫进入铁水中含量较多。

No graphites are found after the hot metal decarbonized by oxidization is cooled.

对铁水进行氧化脱碳处理后进行冷却，没有发现片状石墨析出。

An experimental study was carried out on simulation of hot metal injection desiliconization in ladles by way of multi-batches top addition of desiliconization reagents plus partial immersion blowing of gaseous oxygen in SiC tube furnace at 1350℃.

在实验室SiC管炉上采用分批上置法并浸入吹O2在1350℃下进行了模拟铁水罐喷吹脱硅的实验研究。

It is important that procedure's function collection, procedure's relation collection and process's procedure collection are researched and rules are founded. The technical development of BF-BOF zone, especially desiliconization, desulphurization, and dephosphorization separated from hot metal pretreatment, is a kind of analysis based on integration.

区段发展尤其是铁水预处理分解成脱硅、脱硫、脱磷三个工序，是集成指导下的解析，高炉—转炉区段内工序个数虽然增加，但工序功能相应简化—优化，运行的稳定性提高，从而促进了过程物流加速。

Based on the production data of desiliconization, dephosphorization and desulfurization in torpedo car , the additional desiliconization, treatment efficiency of dephosphorization and desulfurization, temperature drop and oxygen ratio is analyzed, and the effect of less slag converter refining with the desiliconized,dephosphorized and desulfurized hot metal is also presented.

依据混铁车内&三脱&生产实绩对铁水预处理过程中的补充脱硅，同时脱磷、脱硫处理效率、铁水温度、气氧比等工艺问题进行了分析讨论，同时也介绍了转炉使用&三脱&处理铁水进行少渣冶炼的效果。

Based on the research, founded on existing production conditions, production capability and technical natures of KISC, especially its own development requirements, linked with the development trend of the iron and steel industry, fully considering the continuity of equipment upgrade and technical optimization of KISC, guided under principles of validity and benefit, the writer analyses and argues that in current conditions. KISC shall not adopt the hot metal pretreatment of desiliconization, dephosphorization and desulphurization, but the end-point converter process to improve the dephosphorization effect. But according to the development plan of KISC, with its scale development, upgradeof equipment and technical conditions and implementation of a plan to use high-phosphorus ironstone, its more suitable to adopt the converter-shaped pretreatment of desiliconization, dephosphorization and desulphurization.

在此研究基础上，立足昆钢当前生产条件、生产能力和工艺特点，特别是昆钢自身发展需要，结合钢铁工业发展趋势，充分考虑昆钢现行装备改造和工艺优化的延续性，以有效性和经济性原则为指导，分析讨论了在昆钢当前条件下，不适宜采用铁水&三脱&预处理工艺，而宜考虑采用转炉复吹技术以达到改善转炉吹炼过程脱磷效果的目的；而根据昆钢的发展规划，随着昆钢的规模化发展，生产装备及工艺条件的更新改善及利用高磷铁矿计划的实施，则适宜采用转炉型&三脱&预处理技术。

The smelting of stainless steel has been developed by using powder injection process for desiliconization,dephosphorization and desulphurization of hot metal with pretreatment device,a 30 t EBT UHP EAF for smelting iron alloy and partial scrap,a 75 t K-OBM-S top and bottom combined blown converter and VOD refining at Taiyuan Steel.

太钢开发了通过预处理装置采用粉剂喷吹法对铁水进行脱硅、脱磷和脱硫；以30 t EBT UHPEAF熔化铁合金和部分废钢、75 t K-OBM-S顶底复吹转炉和VOD精炼的冶炼不锈钢工艺，生产能力已达50万t/a。

The development of hot metal desulphurization and slag skimming is very fast.

特别是铁水炉外脱硫扒渣近年来发展较快。

Mineral phase of LD slag was studied when smelting SPHC and Q235 by high phosphorus hot metal,the results show that mineral phase of slag consist of C2S mainly,P2O5 exist in C2S phase,After de-oxygen,mineral phase of slag consist of akermanite and gehlenite mainly.

主要研究了高磷铁水转炉冶炼SPHC和Q235低合金钢后转炉渣矿相组织，实验结果表明，高磷铁水转炉渣的矿相组织主要以硅酸二钙(C2S)为主，P2O5主要存在于该相中。

In the oxygen steelmaking processes, material from the blast furnace saturated with carbon is placed in a vessel capable of holding some 100 ~ 300 t of hot metal. Oxygen is then lanced from above the bath for about 15 min, or alternatively a mixture of oxygen and propane is blown up through tuyeres in the bottom of the vessel (bottom-blown).

在氧气炼钢工艺中，把来自于高炉的含饱和碳的铁水兑人一个容量约为100一300吨的转炉中，然后用氧气从金属熔池上面向熔池喷吹约I5分钟，或者通过熔池底部喷嘴喷入氧气和丙烷的混合气体。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。