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  • Ministry of Environment wants detailed report on explosion

     · The provincial government says it has requested a detailed report investigating the explosion at ArcelorMittal Dofasco in Hamilton which sent

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  • Numerical Investigation of Novel Oxygen Blast Furnace

    The blast furnace operations with top gas recycling carbon composite agglomerates (CCB) charging cold oxygen blast and waste plastics injection are numerically evaluated by means of multi-fluid

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  • Quantitative analysis of macro steel fiber influence on

    In this work the water permeability of the cracked concrete has been investigated. Three types of cylindrical specimens with different fiber content were pre-cracked by the feedback controlled splitting test and the specimens without any fiber reinforcement were also studied as reference. The water permeability of the specimens with different crack width was measured by hydraulic

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  • An introduction to earthworks in Europe Geological

    This is the situation in the Czech Republic and Kresta describes the use of colliery spoil fly ash and blast furnace slag for fill. Despite careful design and construction cuttings and embankments do still fail indeed one could argue that any engineer who has not had an earthworks failure is likely to have been over-conservative in his/her

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  • Investigation of Dye Removal Capability of Blast Furnace

    Blast Furnace Slag (BFS) is a by-product of the iron ore processing industry with potential to be used in different industrial applications. In this research BFS was used to examine its ability for dye removal from wastewater. The efficiency of two types of BFS samples for removal of cationic methylene blue () and acidic methyl orange (MO) dyes was investigated and results found that the

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  • Finishing the Sidewalk Scaling Situation

     · Scaling Situation An investigation of widespread damage caused by extreme weather by Henry B. Prenger I t was a year of extreme winter weather in Maryland—a year with so many ice storms that salt reserves in the area were nearly depleted. It was 1994 a year that became known within the Maryland State Highway Administration as

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  • A Review on Explorations of the Oxygen Blast Furnace

    The combined operation of a water-shift reaction and carbonation of Mg(OH)2 is addressed in this paper for (coal) gasification syngas and in more detail blast furnace top gas. Water produced

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  • Innovative Phosphorus Removal Technologies

     · Water Policy Working Paper #. Westholm Johansson L. Drizo A. and Renman G. (2011). The Use of Blast Furnace and Electric Arc Furnace Steel Slag in Water Pollution Control. Ferrous SlagResource Development for an Environmentally Sustainable World. EUROSLAG Publication No.5. pp 103-11. USDA NRCS (2008).

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  • Estimation of the Environmental Impact for Recycling Blast

    Blast furnace (BF) slag has been widely recycled by civil engineering and construction industries. However the amount of recycled BF slag has now reached the saturation point and the development of new value-added products will be essential for promoting sustainable societies. 1) Recently a hydrothermal reaction was proposed as a potential approach for solving this problem. 2) In general

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  • (PDF) Short fiber-reinforced cementitious extruded plates

    Short fiber-reinforced cementitious extruded plates with high percentage of slag and different fibers. Bin Mu. Related Papers. Enhancement of aging resistance of glass fiber reinforced cement. By Bin Mu. ACI Materials Journal May-June 2013 V. 110 No. 3. By Alberto Ramirez Garcia.

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  • Microwave-assisted infrared thermography A tool for

     · Gross coke usually fed into the blast furnace is a blend of nut coke (size −30 10) and BF coke (size −80 30). These gross coke samples mainly in the size range of (−80 30) to (−30 10) were collected from blast furnace and crushed to 10 size. The samples were oven dried to remove inherent moisture from coke.

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  • Colonial iron in context the Trianon slave shackle from

     · In 2009 part of a slave shackle was recovered from archaeological investigations at Trianon an indentured labourer site on Mauritius dated from the beginning of the nineteenth century. This paper presents the results of a metallurgical assessment of the artefact thought to represent colonial ironwork a category that has hitherto remained understudied. The results are incorporated

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  • ISIJ InternationalJ-STAGE

    China had conducted three dissection research including 23 m 3 Shougang blast furnace 0.8 m 3 Pangang blast furnace and 125 m 3 Laigang blast furnace while a damage investigation in 1050 m 3 blast furnace was also selected. The existing studies witness the recognition process of cohesive zone in several European countries as well as Japan

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  • The Canadian Journal of Chemical Engineering

    The Canadian Journal of Chemical Engineering published by Wiley on behalf of The Canadian Society for Chemical Engineering is the forum for publication of high quality original research articles new theoretical interpretation or experimental findings and critical reviews in the science or industrial practice of chemical and biochemical processes.

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  • On the moisture migration of concrete subject to high

     · The concrete mix consists of 400 kg/m 3 of CEM I 200 kg/m 3 of Ground Granulated Blast Furnace Slag 1559 kg/m 3 of silico-calcareous aggregates (maximum aggregate size 16 mm) and water-to-binder ratio equal to 0.36.

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  • Antimony smelting process generating solid wastes and

     · The wastes produced in the smelting processes in the Xikuangshan area mainly include water-quenched slag (WQS) desulfurized slag (DS) arsenic-alkali residue (AAR) and blast furnace dust (BFD). The Xikuangshan Flash-Antimony Industry Company currently performs melting by blast furnaces and refining using reverberatory furnaces.

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  • Particle size distribution of aggregates effects on

     · The most economical environmental and friendly method for recycling gangue is filling mining with cemented waste rock backfill (CWRB) which solves the environmental problems caused by gangue discharge and reduces the mining damages. Evaluating the mesoscopic structure of CWRB is of great significance for maximizing the utilization of gangue recycling and improving the economic benefits of

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  • Regulatory interventions and industrial accidents A case

     · Case study 2 explosion in slag pit blast furnace steel plant Three persons died and 29 workers were injured due to explosion in the slag pit of Blast Furnace (BF). After the incident operation of BF remained suspended for nearly two months the plant head and two senior executives were apprehended for negligence in duty.

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  • Enrichment of marine productivity utilizing steelmaking

     · Steelmaking slag is a by-product derived from the smelting process of iron ores. It can be categorized into blast furnace (BF) slag basic oxygen furnace (BOF) slag electric arc furnace (EAF) slag and so on (Jiang et al. 2018) the past the by-products derived from incineration and steelmaking processes have been recycled and utilized as materials in public construction projects.

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  • Solidification Conditions to Reduce Porosity of Air-cooled

    The pores in air-cooled blast furnace slag and the influence of slag thickness on water absorption and density were investigated. Based on the results and a heat transfer analysis the authors proposed a new process for solidifying plate-shaped slag with a thickness of 20–30 mm using a cast steel mold to produce air-cooled blast furnace slag

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  • Province awaits report from ArcelorMittal Dofasco on cause

     · The series of eruptions occurred at 11 10 a.m. in the "slag pit" of a company-operated blast furnace which produces liquid iron used to make steel. ArcelorMittal reported Friday the explosion

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  • Solidification Conditions to Reduce Porosity of Air-cooled

    The pores in air-cooled blast furnace slag and the influence of slag thickness on water absorption and density were investigated. Based on the results and a heat transfer analysis the authors proposed a new process for solidifying plate-shaped slag with a thickness of 20–30 mm using a cast steel mold to produce air-cooled blast furnace slag

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  • Environmental Modeling of Blast Furnace Slag Aggregate

    Request PDF Environmental Modeling of Blast Furnace Slag Aggregate Production The study presented in this paper has mainly consisted of developing an environmental model of the aggregate

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  • MASTER S THESIS

     · further investigation regarding identification and verifications procedures are described to serve as a start point for further investigation. Adding to this some preliminary laboratory testing has been initiated in to create some set point values for further research. The main experimental set-up consists of a 3.5 meter long pipe.

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  • Influence of blast‐furnace process thermal parameters on

    Considering thermal parameters of the blast furnace process Ziebik and Stanek 40 41 put forward an algorithm for process exergy analysis based on simulations and noted thermodynamic

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  • Effect of Chloride and Sulfate Contamination in Soils on

    This investigation was carried out to evaluate the perform­ ance of three types of ASTM 150 cement (Type· I IT and V) and Type I cement blended with fly a h ilica fume and blast furnace slag in the abkha oil·. The plain and blended cement concrete and mortar specimens were made with water­ cement ratios of 0.35 and 0.50.

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  • Short fiber-reinforced cementitious extruded plates with

     · In this paper the reinforcing effect of two kinds of short fibers glass fibers and PVA fibers on the tensile strength and impact resistance of extr

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  • Observation of Deadman Samples in a Dissected Blast

    2.1. Overview of Blast Furnace and Samples Location. A commercial BF which was put into operation in 2005 and shut down in October 2017 due to the damage of the stave and the erosion of the refractory material of the hearth was dissected for longevity studies.

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  • The furnace and the goat—A spatio-temporal model of

     · The size of the dots for each site is a function of the estimated quantity of slag disposed on each site during antiquity black dots indicate upper estimates whereas grey circles indicate lower estimates (see Table 2).The regions that were used for the model analysis in the Results section are shown (grey borders). IDs of the sites correspond to those given in Table 2.

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  • International Concrete Abstracts Portal

     · Blast-furnace slag (BFS) has been increasingly used in cement production and has shown great influence on the electrical resistivity of concrete. The objective of this paper is to compare the theoretical values of electrical resistivity obtained through a mathematical model with experimental values for concrete with BFS.

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  • Ministry of Environment wants detailed report on

     · The provincial government says it has requested a detailed report investigating the explosion at ArcelorMittal Dofasco in Hamilton which sent

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  • Incorporation of untreated rice husk ash and water

     · Mostly the supplementary cementitious materials such as fly ash 11 12 blast furnace slag 13 14 and rice husk ash (RHA) 15 16 were used to partially replace the OPC usage in the concrete/cement masonry unit manufacturing. In particular the

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  • Province awaits report from ArcelorMittal Dofasco on

     · The series of eruptions occurred at 11 10 a.m. in the "slag pit" of a company-operated blast furnace which produces liquid iron used to make steel. ArcelorMittal reported Friday the explosion

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  • Proceedings of the Ninth International Conference on

    Effect of water-vapor content on reaction rate of hexagonal BN powder at 1273K Investigation of continuous casting slag films sampled on site and comparison with laboratory results Effects of Flux Materials on the Fire Assay of Oxide Gold Ores The mechanism of dross formation in the hot-dip 55 wt. Al-Zn-Si coating process

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  • International Journal of Concrete Structures and Materials

     · Hydration Products Morphology and Microstructure of Activated Slag Cement. This paper reports the physical properties and hydration products of slag cement that was prepared by activating ground granulated blast furnace slag with commercial lime and plaster of Paris (POP) as activato Authors Meena Murmu and Suresh Prasad Singh

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