bulk solids handling Journal White Paper In-Pit Crushing and Conveying The author reviews the factors leading up to the selection of In-Pit Crushing and Conveying technology and discusses the currently available options in equipment selection. read more
bulk solids handling Journal Research Paper Simulation of Maritime Transport and Distribution by Sea-Going Barges An Application of Multiple Regression Analysis and Factor Screening The authors present an application of multiple regression analysis and factor screening to the study of transport by pusher barges compared to sea-going ships. A simulation model is described and mathematical techniques are used to simplify the parameters involved to such a level that the model can …read more
bulk solids handling Journal Case Study Floating Pneumatic Unloaders The unloading of bulk dry solids from ships is possible in a number of ways. Where fixed dock installations are contraindicated for one of several reasons a realistic solution is the use of floating unloaders, which can be moved from dock to dock and even port to port. This article describes a syste…read more
bulk solids handling Journal Case Study The Two Newest Transshipment Terminals in the U.S. The author gives details of the two newest, ORBA designed and constructed, ore and pellet transshipment terminals which are both located on Lake Erie in the State of Ohio. The two newest transshipment terminals in the U.S are both situated on lake Erie in the State of Ohio. The Lorain Pellet Te…read more
bulk solids handling Journal Technical Article The Use of Measured Flow Properties for Dimensioning the Outlet of a Mammoth Silo for Coal Storage This article describes a procedure for predicting the outlet size of a large flat-bottomed coal silo to ensure reliable flow. The design is based on the flow properties measured on relevant samples of the bulk solid and a mixture of existing silo theories and common sense. Due to the special feature…read more
bulk solids handling Journal Case Study Loading and Unloading Equipment of a Bulk Cement Carrier The transportation of bulk cement by sea utilizing an exclusive carrier with specially designed loading and unloading equipment and facilities was first undertaken some years ago by Onoda Cement Co. Ltd. (ONODA) in Japan. Since that time a number of similar exelusive carriers for the transport of bu…read more
bulk solids handling Journal Case Study A Review of Control Systems in Australian Grain Terminals The four important centres of operation and control in grain terminals, i.e., receival hoppers shipping weighers shipping control room and main control room are discussed and control systems in some of the more recent terminals and terminal extensions in Australia are described. read more
bulk solids handling Journal Case Study A Mobile In-Pit Crushing System for Overburden at Iscor's Grootegeluk Coal Mine In this paper the mobile in-pit crushing system for over burden, which was commissioned in July 1981, at lscor's Grootegeluk Coal Mine, is described. Special reference is made to some engineering aspects of the system compo nents, operating practice and an economic appraisal of the system. …read more
bulk solids handling Journal Technical Article Dredging of Heavy Minerals After a short discussion of the mining procedure used for dredging heavy minerals the current dredging techniques are reviewed Successful tun-scale tests proved that an underwater bucket wheel can be applied for dredging purposes up to depths of 100 m and that this bucket wheel shows the same favour…read more
bulk solids handling Journal Case Study Staten Island Coal Export Terminal The authors review the future prospects for the export of steam coal from the USA and the available port facilities on the East Coast to deal with this. The background to the decision to build a major new coal export terminal on Staten Island is detailed. The plans for the terminal, to be completed …read more
Case Study Polar Expedition for Sandvik Mobile Crushing and Screening in the Antarctic UK engineering contractor BAM have been working with the Antarctic Infrastructure Modernization Programme (AIMP) for a large infrastructure project in the Antarctic. In this programme, Sandvik was proud to be selected as the partner of choice to supply three mobile crushers and screens for a runway …read more
bulk solids handling Journal Technical Article Combined Mining Systems for Open Pit Mines Production rates in opencast mines will have to be increased in the future, especially in the energy sector. Reasons for this development are an increased demand for coal, oil-sand and oil-shale, the steadily growing share of opencast mining operations as opposed to a decreasing share for undergroun…read more
bulk solids handling Journal Technical Article The Increased Use of Belt Conveyor Self-Unloading Vessels - A Coming Development in Ocean Bulk Shipping The author underlines the importance of self-unloading vessels for Great Lakes shipping and explains the reasons why and how belt conveyor type self-unloading bulk carriers are being used or planned to be used to an ever increasing extent for bulk movements on ocean routes. A survey of major shippin…read more
bulk solids handling Journal Research Paper Bulk Materials Transportation in Western Europe in the 1980s A quiet revolution is taking place in bulk materials handling and transportation more particularly in the development of modern port facilities and in methods for coping with growing social and environmental pressures The demand for an efficient flow of freight traffic is an important factor in the …read more
bulk solids handling Journal Case Study Basic Design of the Bucket Wheel Excavator for the Goonyella Mine Overburden stripping at Goonyella Mine has already reached the stage where drag lines alone cannot handle the depth or achieve the production targets required without the aid of additional (pre-stripping) equipment. Currently, a fleet of twelve scrapers is being used for this purpose but long term p…read more
bulk solids handling Journal White Paper Dust Control Techniques in the Canadian Asbestos Mines After a discussion of the varieties of asbestos produced commercially with special reference to the Canadian abestos mining industry, the different grades the classification system, the health risks inherent to asbestos mining and processing, and the elements of environmental control at the workplac…read more
bulk solids handling Journal Case Study Reclaiming Gold and Uranium in South Africa Bucket wheel excavators coupled with mobile conveyor systems are used almost exclusively in open-pit operations for removing overburden and mining minerals. The purpose of this article is to describe the technically and economically successful application in a new field, viz. reclaiming sli…read more
bulk solids handling Journal Case Study Exporting Coal Via the Inland Rivers System Low-cost transportation of coal from the mining areas to the exporting docks via the Inland Rivers System is available. The author describes technical aspects of barge loading and unloading, and concentrates on the transshipping facilities in the Gulf Coast area. read more
bulk solids handling Journal Case Study Getting the right Mixture – Weighfeeders combine Measurement Precision with Durability To reduce maintenance work and increase weighing accuracy, a Danish manufacturer of cleaning products installed a new weighfeeder and weighing module. The result of this project convinced the company to replace all its weighfeeders with the new models. read more
bulk solids handling Journal White Paper Climate Adaption: Extreme Weather Events and the Mining Industry The damage caused by recent flooding across eastern Australia highlights the vulnerability of the built environment to extreme weather events. Flooding is part of the natural cycle of climate variability everywhere so the current discussion about whether the recent floods were caused by climate chan…read more
bulk solids handling Journal Case Study Port Facilities at Narvik and Luleä The Ports of Narvik and Luleä are two of the most important shipping outlets in the West and their development which has been taking shape since 1945 is now almost complete. This paper traces the stages in their development and indicates problems and prospects for the future. read more
bulk solids handling Journal Case Study A New Bucket Wheel Excavator Complex for the Goonyella Mine A bucket wheel excavator – conveyor system – spreader complex will be put into operation in Australia for the first time in particularly difficult winning conditions. These difficulties were taken into account by the exceptional stipulations laid down for the layout of the machines. The complex …read more
bulk solids handling Journal Technical Article Sampling of Coal in the USA Over the years the use of mechanical sampling systems has grown rapidly in the USA. With about 1 billion (109) tons of coal being mined, the need for accurate sampling systems is proving itself throughout the industry. The complexity of coal sampling, however, has not made it easy to design and…read more
bulk solids handling Journal Technical Article Output and Availability Factors of Bucket Wheel Excavators under Actual Mining Conditions The author defines the term "theoretical output" [bm³/h] as basic value for the assessment of the short and long time effective output [bm³/h] of bucket wheel excavators. Approximately 40 bucket wheel excavators operating in over burden on four continents, are analyzed on the…read more