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大型顶吹平炉投产以来,由于降碳速度快,因而造渣困难,脱硫能力差,长期不能冶炼硅钢。针对上述问题,对造渣工艺进行改革,获得成功,不仅降低了消耗,提高了质量,缩短了熔炼时间,而且也满足了用户对硅钢的要求,同时,取得了较大的经济效益。 相似文献
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孙秀显 《冶金设备管理与维修》1998,(6):28-29
通过大量的调查研究,查清了电磁站内渗漏水的缺陷,提出了解决方案和具体操作方法,改变了原定的搬迁方案,不仅彻底地消除了缺陷,还节约了大修费,缩短了工期,为生产创了可观的效益。 相似文献
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承钢“八五”期间坚持“科技是第一生产力”的思想,紧紧依靠技术进步,狠抓节能降耗,增产增收,投资7亿余元用于科技进步的项目,实现了高炉喷吹煤粉,连铸,连轧,热电联产等工艺技术并已取得了显著的经济效益,经济技术指标水平明显提高,有力地促进了企业的发展,提高了市场竞争的能力,保证了经济效益的提高,为“九五”的进一步发展奠定了基础。 相似文献
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热电厂煤气加压站经过系统优化改造后,设备运行可靠,操作方便,满足了生产工艺要求,实现了变频调速,消除了煤气的泄漏现象,达到了节电,节油,节约维修费用的目的,经济效益可观。 相似文献
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铝-钪(2%)合金的制备 总被引:4,自引:0,他引:4
传统的生产铝钪合金的方法,成本高,条件复杂,不利于工业生产,我们对金属热还原制取A1—Sc合金进行了研究,简化了生产条件,降低了对原料的要求,缩短了工艺流程,降低了生产铝钪合金的成本,开拓了铝钪合金的应用市场。 相似文献
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本文叙述了国内先进的煤气净化工艺和氨、硫回收装置,净化了焦炉煤气,减少了环境污染,改善了硫铵质量,增加了硫磺新产品,提高了生产管理水平,确保了安全生产。 相似文献
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基于问题原型的采矿方法选择专家系统的研究 总被引:1,自引:1,他引:0
本文针对矿山的实际需要,以矿山工作人员应用对象,在充分分析矿块回采问题的基础上,提出了三种问题原型,建立了领域问题的知识库,编制了推理机,用户接口,解释,知识库管理等程序模块,形成了采矿专家系统的框架,为进一步开发奠定了基础。 相似文献
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<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
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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
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《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
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《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
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《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
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《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
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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
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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