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 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
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 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 Technical Article The Development of Bucket Wheel Excavators During the Last Fifty Years This article reviews the important development steps in the manufacture of bucket wheel excavators during the past 50 years. New developments and technical improvements in the areas of crawler drives, slewing gear, the bucket wheel, and the conveyor belt of the wheel boom are presented in detail. A …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 Sand from the Rocks – New Type of Crushed Sand to replace Natural Sand in Concrete Production The availability of natural sand for concrete production is facing challenges, while the so-called waste stockpiles at aggregate crushing areas are causing problems for producers. This means that the industry has a huge need to solve this challenge by finding suitable technology for usable crushed s…read more
bulk solids handling Journal White Paper If Crusher-Availability counts: Failure to adequately maintain Crushers comes at a high Price Functioning crushers are of paramount interest for the production of many mines and quarries. The following article runs through maintenance tasks a user might take to prolong the service life of his crusher. 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 Port Kembla Coal Terminal The new coal loading facilities at Port Kembla, presently under construction and to be commissioned in August 1982, are being described. The system consists of unit train and bottom-dump truck unloading, open stockyard, ship loading and extensive conveyor belting. One of the major criteria in dev…read more
bulk solids handling Journal Technical Article Finite Element Structural Analysis of Movable Crusher Supports Finite element analysis is applied to two different basic structural arrangements. One configuration utilises a plate shell structure to carry the loads similar to the construction used for the marine industry. The other configuration utilises a space frame made up of columns beams and bracing simil…read more
Case Study motan Trocknungs- und Fördertechnik bei WITTE Automotive in Ostrov - Tschechien Im 2016 eröffneten WITTE-Werk in Ostrov, Tschechien, wird insbesondere Kunststoff-Spritzguss, Lackierung und Montage betrieben. Eine wesentliche Anlagenkomponente ist die hochautomatisierte zentrale Förderanlage für Kunststoffgranulat zu den Spritzgießmaschinen. Sie wurde von der deutschen motan…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 BFM® fitting solves Dust and Downtime Issues for Minerals Processor Calcium carbonate is used extensively in building industry products, from cement to paint pigments to wallboards. It is a fine, abrasive white powder, making calcium carbonate processing notoriously problematic in terms of dust containment. When one of the largest manufacturers of calcium carbonate …read more
bulk solids handling Journal Technical Article Design Considerations for Loads on Feeders Controlled discharge of bulk solids from hoppers and silos is achieved by using a properly designed feeder. In many installations the feeder is required to serve an opening size considerably greater than the critical arching dimensions of the bulk solid so that flow from the hopper is guaranteed. In…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 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 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 Homogenizing/Blending Plant Applications in South Africa with Special Reference to Gencor's Hlobane and Optimum Plants This paper describes how an analysis of the functions objectives and decision criteria of homogenising/blending plants by South African metallurgists and engineers have led to a wide range of applications of this technology in South Africa over a relatively short timespan of 15 years with some inter…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 White Paper New Developments in Continuous Mining and Materials Handling Bulk mining and handling technologies have been affected in two ways by the soaring cost of oil and oil products in recent years. Firstly, the substitution of oil by coal, oil sands and oil shale demands the development of high-capacity mining and handling equipment and secondly, the rising fue…read more
bulk solids handling Journal Case Study Recent Developments in Great Lakes Self-Unloading Bulk Carriers Technical data and design features are given for the first full size ocean-going self-unloading bulk carrier, M.V. "Atlantic Superior", built by Collingwood Shipyards and to be commissioned in 1982. This ship will be Canada Steamship Lines' link between the Great Lakes system and worldwide trading, …read more
bulk solids handling Journal Case Study Railroading of Phosphate Agrico Chemical Company, a leading phosphate producer and processor in Florida s Bone Valley area, is the proving ground for a new manual door operating system which Ortner Freight Car Company has developed for its Rapid Discharge aggregate car. Dubbed the Versalok, the new system enables one man to…read more