共查询到20条相似文献,搜索用时 62 毫秒
1.
2.
3.
天铁4号高炉第四代炉役已经连续生产进入12年,单位炉容产铁量达10395t/m^3,至今仍保持较好的操作炉型,各项技术经济指标仍然较好。结合生产实际从炉型的设计、耐火材料的选择、生产操作、生产管理等方面对保证高炉长寿高效的经验进行简要分析。 相似文献
4.
对攀钢4#高炉第二代炉役工艺装备特.羔进行了总结。攀钢4#高炉第二代炉役炉体采用深炉缸、矮胖型、薄壁炉衬、软水密闭循环冷却系统、SS型并罐无料钟炉顶、外燃式热风炉等一系列先进实用技术,以实现高炉“优质、低耗、高效、多产、长寿”生产。 相似文献
5.
对攀钢4#高炉在原燃料条件劣化的情况下如何实现低燃料比生产操作进行了总结分析.通过高炉操作制度的优化,不断提高煤气利用率、提高风温等技术手段,同时改进炉前工作,及时排放渣铁,攀钢4#高炉使用经济型炉料维持了长期稳定顺行,获得良好的技术经济指标,利用系数达到2.555t/(m3·d),燃料比降到549kg/tp,在一定程度上较好的实现了低能耗高炉操作. 相似文献
6.
7.
8.
攀钢4#高炉第二代炉役炉体采用全冷却壁、薄壁炉衬结构、软水密闭循环冷却系统、并罐式无料钟炉顶等一系列先进实用技术。通过提高原燃料质量,优化高炉操作,改善冷却强度,以实现高炉冶炼钒钛磁铁矿的"优质、低耗、高效、长寿"生产。 相似文献
9.
攀钢钒2号高炉第四代炉役已连续生产12年,单位炉容产铁量达10 940 t/m3,在强化冶炼的生产模式下,冷却壁出现大量破损.认为:①高炉强化冶炼与长寿应统一来考虑,不应过分强调其中一面;②随着冶炼强度的提高,必须采取相应的安全措施;③双钟炉顶高炉由于上部调剂手段受限,必须调整进风系统风量分布偏析,确保煤气流分布合理;... 相似文献
10.
11.
12.
13.
<正>Minmetals Resources acquired the world’s largest copper mine under construction for USD5.85 billion.One after another,listed companies Jien Nickle,China Molybdenum and Chihong Zinc and Germanium raised money to get involved in overseas mining projects…SOEs and private enterprises are engaged in a frenzy of overseas mine purchasing.A reporter with Economic 相似文献
14.
正Judging from China’s copper consumption field,the biggest consumption unit is electric power,which accounts for 47%of total consumption;it is followed by light industry sector,including household electrical appliance,machinery,durable goods and hardware etc,which accounts for 22%of total consumption;followed by transportation field, 相似文献
15.
《China Nonferrous Metals Monthly》2014,(10)
正In 2013,the Central Geological Prospecting Fund(CGPF)Project newly discovered 15 ore fields,including 3 large above ore fields,and 5medium sized ore fields.The reporter learned from the recently published"Annual Report of Central Geological Prospecting Fund Project(2013)"that,from 2006 to 2013 the CGPF 相似文献
16.
《China Nonferrous Metals Monthly》2014,(10)
正This year,the investment growth rate of real estate industry continued to slow down,sold area of commercial housing also dropped significantly,which brought huge pressure to the domestic air conditioning manufactures.In the first half of the year,by relying on high growth in national financial expenditure,along with investment in public infrastructure 相似文献
17.
《China Nonferrous Metals Monthly》2014,(10)
正Kang Yi,Honorary Chairman of China Nonferrous Metals Industry Association,said recently at the Forum on Development of the Non-ferrous Metals Industry in Central and Western China held in Zhengzhou that,as more and more electrolytic aluminum factories in Xinjiang came into operation,the electrolytic aluminum output of Xinjiang had reached2,275,000 tons in the first 7 months this year, 相似文献
18.
《China Nonferrous Metals Monthly》2014,(12)
正"Xinjiang project has been completed according to schedule,but total completion and total start of production are two different concepts,after completion it still needs a gradual process of reaching production target."On the morning of November 3,Shenhuo Coal Industry and Electricity Power told investors the above statement on the investor interaction platform. 相似文献
19.
正The reporter learned from Guangdong Province Precious Metal Transaction Center that in 2013the Center maintained healthy development momentum,and had become the second largest precious metal transaction platform in China in terms of market size;currently Guangdong is quickening steps of financial innovation for the Center,aiming to build a transaction center with international core competitiveness. 相似文献
20.
正On May 22,Baotou Rare Earth Industry Cooperation Consultation MeetingProject Agreement-signing Ceremony was held in Ningbo,nearly 40 enterprises from Ningbo,Guangdong,Hunan,and Shanxi participated in project consultation.After multi-lateral communication,agreements were signed for a total of 7 rare earth projects successfully. 相似文献