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SIMULATION MODELLING OF VITÓRIA-MINAS CLOSED-LOOP RAIL NETWORK

Carlos Henrique Fernandes de FARIA, Marta Monteiro da Costa CRUZ
2015 Transport Problems  
The primary objective of the iron ore transport is to meet the daily loading and unloading schedules and minimize queues by maximizing the operations at the loading and unloading points.  ...  The simulator includes the loading process, circulation of loaded trains, unloading of ores for external and internal markets and the distribution of empty trains for new loads.  ...  Acknowledgments To CAPES for financial support.  ... 
doi:10.21307/tp-2015-067 fatcat:54qanh46uvgfpfwlkr2ou25nnu

Simulation Modeling of an Iron Ore Operation to Enable Informed Planning

Jim Everett
2010 Interdisciplinary Journal of Information, Knowledge, and Management  
An iron ore mining company, operating in Western Australia, trucks ore from three geographically isolated sources to a crusher, where it is blended before and during crushing.  ...  The company has been considering alternative production process designs for all stages from mining to ship loading to improve efficiency and reduce costs.  ...  Introduction An iron ore mining company in Western Australia has recently established a task force of staff and consultants to refurbish its Product Quality System.  ... 
doi:10.28945/1126 fatcat:phgijcdbnnfitlk2s6ngcj6h5m

Controlling product quality at high production rates as applied to BHP Billiton Iron Ore Yandi fines operation

M. Kamperman, T. Howard, J. E. Everett
2003 Transactions of the Institution of Mining and Metallurgy Section C - Mineral Processing and Extractive Metallurgy  
in order to reduce the natural variability of the ore to an acceptable level.  ...  Short term variability is best controlled around the monthly mine grade target by daily mine production scheduling, train sequencing, stacking into port stockpiles of appropriate size and systematical  ...  ACKNOWLEDGEMENTS The authors wish to thank the management of BHP Billiton Iron Ore Pty Ltd for permission to publish this manuscript. Special Typical Stockpile Grade Variability With Time  ... 
doi:10.1179/037195503225011132 fatcat:ovir7md6drbtjgahji7dwfgvge

Page 463 of Engineering and Mining Journal Vol. 58, Issue 19 [page]

1894 Engineering and Mining Journal  
THE ENGINEERING AND MINING JOURNAL. MISCELLANEOUS WANTs. WANTED. A Contractor or Iron Mine Operator, To work an important mine not over one hundred miles from New York.  ...  Steel, Western Penna. or Eastern Ohio delivery. 20-lb. ‘“* Northern “ ere lf you can use any of the above, or any second-hand 30-lb. Iron Rails for Penna. delivery, write us. We sell new Steel Rails.  ... 

Page 491 of Engineering and Mining Journal Vol. 62, Issue 21 [page]

1896 Engineering and Mining Journal  
The Edgar Thomson Light-Grade Rail Plant Works have started on an order for 5,000 tons of T-rails for Japan.  ...  The Carnegie Steel Company has been given an order by China for 8.000 tons of steel rails. They are to be shipped to Baltimore this week to go by steamer.  ... 

Impediments to the structural development of South African maritime supply chains

Yolanda Fourie
2007 Journal of Transport and Supply Chain Management  
Transnet fulfils a prominent role in South Africa's maritime supply chains, but that role, in accordance with the declared policy of the Government, constitutes an impediment to restructuring the chains  ...  It was established as an integrated operation in order to ensure effective competition in the global market for iron ore through rapid responsiveness to demand, scheduling flexibility and reliability  ...  The term "managed as an entity" with reference to supply chain integration, means managed for the purpose of the whole chain.  ... 
doi:10.4102/jtscm.v1i1.38 fatcat:ibs2l73fmjgzhmgmrlghxo3o6m

Page 218 of Engineering and Mining Journal Vol. 158, Issue 11 [page]

1957 Engineering and Mining Journal  
at I4c a pound for lead and 10c a pound for zinc if the duty on centrates is not hiked by the U.S A company report said the new number con 218 plant has been concentrating upon pro- duction of s‘eel rails  ...  good lead-zine ore The ore has averaged 6% lead and 5% zine for this length, considerably higher than the “A” orebody, chief source of ore for the mill to date Western Mining Co, Lid. reports work has  ... 

Putting Spanish steel on the map: The location of Spanish integrated steel, 1880-1936

S. Houpt
2002 European Review of Economic History  
The cost in terms of direct welfare loss, in terms of captive markets and rent-seeking used to maintain this second-best solution, and the ultimate consequences of mislocation, point to an inefficiency  ...  Our final conclusions confirm that the actual centre of iron and steel production during the period considered was a second-best location.  ...  Iron-ore mining activity had other positive externalities in Bilbao.  ... 
doi:10.1017/s1361491602000084 fatcat:f32jhe5ptrh7bdr4eytqjzcbri

Page 329 of Engineering and Mining Journal Vol. 40, Issue 19 [page]

1885 Engineering and Mining Journal  
Coal will have to be left on the docks or be taken by rail unless terms are agreed upon. Tonnage was sought for Duluth, and brokers secured an advance of 15 cents on Tuesday.  ...  —Medium iron is doing better than refined or common, and is quoted at $1°55@$1°65, with country mills taking most of the business going: The business at the @ity Mills has fallen off percep- tibly.  ... 

A demand-responsive decision support system for coal transportation

Erhan Kozan, Shi Qiang Liu
2012 Decision Support Systems  
making tool on how to use more current rolling-stocks or whether to buy additional rolling-stocks for mining transportation.  ...  The proposed decision support system with train-stockpile-ship scheduling optimisation techniques is promising to be applied in railway or mining industry, especially as a useful quantitative decision  ...  As for future scope of this research, the proposed methodology will be transferred and applied to other mining industries such as iron ore instead of coal mining industry.  ... 
doi:10.1016/j.dss.2012.08.012 fatcat:wwjibtjy4bdpliqfwylvqzzl4q

Unlocking Mineral Resource Potential in Southern African Countries: Is Rail Infrastructure up to the Challenge?

Priyanka Parida
2014 Transportation Research Procedia  
In recent years, there has been new coal, iron-ore and manganese discoveries in southern African countries, and increased trade with emerging economies.  ...  Hence, economic development and regional integration in Southern African countries hinges on rehabilitation of existing rail infrastructure and on building new rail infrastructure.  ...  The current situation, likely to persist in the medium term, is characterized by inadequacy of the infrastructure for export and import both in terms of rail and port facilities -a major hold on development  ... 
doi:10.1016/j.trpro.2014.07.021 fatcat:ufm3x3zoefal5ptgjhpr57zavy

Page 222 of Engineering and Mining Journal Vol. 52, Issue 8 [page]

1891 Engineering and Mining Journal  
Entire equipment for six miles of 3-ft. gauge railroad and two miles of city street rail- wav, including rails, engines, force pumps, dump and transportation cars. Mexico. GENERAL MINING NEWS.  ...  Machinery for a steam laundrv. Georgia. 2,303. Cast iron covering for a building 2.5 x 49 ft. Georgia. 2,301. Wrought iron picket heads for wrought iron fence and other small drop forgings.  ... 

Page 392 of Engineering and Mining Journal Vol. 42, Issue 22 [page]

1886 Engineering and Mining Journal  
Those who can take small orders for refined iron can realize 1°95@2c. in city mills, and country mills run at 1°85@1°90c. ; Medium iron, 1°75c, ; Common, 1°70c.  ...  Twoor three large buy- ers are endeavoring to make better terms. Sheet-Iron.—The sheet-iron mills are running full- time and selling the bulk of their product at card rates. Skelp-Iron.  ... 

Page 193 of Engineering and Mining Journal Vol. 48, Issue 9 [page]

1889 Engineering and Mining Journal  
upon negotiations for such | sale and effect the same if satisfactory terms cun be secured.  ...  Prices for nitric, muriatic and sulphuric acids, oil of vitriol and aqua fortis remain as per schedule.  ... 

Metal Highlights

2011 Revue de métallurgie (Imprimé)  
ArcelorMittal commences iron ore production in Liberia ArcelorMittal has commenced commercial iron ore production from its mining operations in Liberia.  ...  of Steve Wood as Vice President and Head of Iron Ore Operations for the Americas region.  ... 
doi:10.1051/metal/2011994 fatcat:kef6fwbb3nfjpib577qeolcj7i
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