South East Asia Iron and Steel Institute
PRE-Reduced Iron Produced from Low Grade ORE using Biomass
oleh Hadi Purwanto, Nur Fazilah Mohd Selamat, Pramusanto And Tomohiro Akiyama
The treatment of ore containing iron oxide hydrate has been proposed in order to utilize low grade iron ore in the iron steel industry due to shortage of high grade ore deposit soon in the near future ...
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Preliminary Studies on the Bioremediation of Steel Sludge by Effective Microorganisms
oleh Teoh Kheng Swee, Kong Ern Hun
Preliminary Studies on the Bioremediation of Steel Sludge by Effective Microorganisms
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Preparation of Electric ARC Furnace Steel Slag as Hazardous Waste Using the Slag Atomizing Technology in Pt Krakatau Steel - Indonesia
oleh Eka Syuhada
EAF slag is by product arising in a huge volume in steel making (15 – 20% of melt capacity). Depending on the steel making process and slag tretment, it contains metal residues. Treatment of these s ...
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Presice Measurement of Hot and Cold Slabs in the Different Manufacturing and Handling Stages of Slabs
oleh Thomas Jansson
The basis of the paper is to describe measuring systems used to measure slabs in various stages of the slab manufacturing and slab handling process. In the last few years there has been an in increasi ...
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Primus® A Mature Technology Inducing New Developments
oleh Patrick C. Guillaume, René Stoltz, Francis Michaud, Jean-Luc Roth
The PRIMUS® technology was developed in the late 1990’s by Paul Wurth. Originally the technology was intended to treat iron ore to produce direct reduced iron (DRI). Eventually, the PRIMUS® techno ...
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Problems and Countermeasures of Quality of Fabricated Steel Structures in Thailand
oleh Taweep Chaisomphob, Watcharaphon Saegow, Ekarin Lueangvilai
Nowadays, pre-engineered steel buildings (PEB), which are imported from foreign countries,
become popular for the construction of factories and warehouses in Thailand. In most of the
PEB projects ...
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Process and Equipment Selection of Revamping Galvanizing Line to Galvalume Line
oleh Xiong Junwei*
This paper is based on a relocation and revamping project in China. The existing line
was designed for GI production. After revamping, it can produce both GI and GL
productions. The equipment in de ...
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Process Improvement Through Physical Modeling of Bottom Gas Stirring in Metallurgical Ladles
oleh A. M. Amaro-Villeda, M. A. Ramirez-Argaez, A.N. Conejo
The effect of slag properties (thickness and viscosity), have been evaluated in terms of mixing time, exposed surface or ladle eye and energy dissipation. A nozzle configuration defined in terms of th ...
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Process Improvements for Prevention Stain Defect (B49) on Hot Rolled Pickled & Oiled (HRPO) Product
oleh Eddy Rukman, Iwan Muliawan
Hot Rolled Pickled & Oiled (HRPO) is one of the high value added products of PT Krakatau Steel. In the last few years stain defect (B49) is always found on the surface of HRPO and this defect was rank ...
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Process Improvements in Rolling Mills by using Safeset Torque Limiting Coupling
oleh Lars Häggroth
High demands and harsh operation conditions in the steel industry are pushing the rolling mills to their limits. New Heavy Plate Mills are set up around the world, normally using a motor power of 2x10 ...
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