نتایج جستجو برای: blast furnace dust

تعداد نتایج: 70487  

ژورنال: سلامت کار ایران 2011
حسامی, زهره, علیمحمدی, ایرج, فیروزبخش, مهران, منصوری, نبی اله,

    Background and aims   Today, the environmental pollution caused by fire-proof break producing factories is one of the critical and challenging issues in our country. Aerosols emission concentration of the factory stacks and determining of bag filters efficiency were aims of this study   Methods   In this research, the concentration of emitting dust from 6 stacks related to Kaolin preparatio...

Journal: :Metals 2021

Sintering is a process of agglomeration fine particles into porous sinters for blast furnaces. During the sintering process, high volumes sinter plant gas containing loads dust, SO2 and NOX toxic pollutants, such as heavy metals (e.g., Hg, Pb, Cr Cd) PCDD/F, are emitted. The objective this study was to characterize dusts different plants basis suggestions reutilization treatment options. Dusts,...

In the current work, the properties of cement pastes doped with high amounts of ground granulated blast-furnace slag (HVS) were investigated. Portland cement (PC) was substituted with ground granulated blast-furnace slag (donated as slag) at very high amounts of 85%, 90%, 95% and 100%, by weight. PC paste without any content of slag was used as a reference. Some fresh and hardened properties su...

Journal: :IOP conference series 2023

Abstract The effects of fly ash, Air Cooled Blast Furnace Slag (ACBFS), and silica fume on cement compressive strength are examined. concrete is studied by the addition air-cooled blast furnace slag fume. effect ACBFS, was investigated. content reduced 25%, 22.50%, 20%, 17.50%, respectively; ash used to replace 40%, 60% coarse aggregate; partially replaced 2.5%, 5%, 7.50% content. Contrarily, l...

Journal: :Isij International 2023

The effects of coke mineralogy on reactivity under conditions representative the blast furnace were studied. Coke samples reacted index (CRI) like (1100°C, 100% CO2) and at higher temperatures atmospheres designed to replicate lower in furnace.

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