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 White Paper Advances in Stirred Milling: Improving Profitability of Copper Ore Processing The vertical stirred media mill is a proven technology that offers considerable savings in media and energy operating costs that will lower the cost of producing copper significantly. Also, the environmental impact of a copper concentrator is significantly decreased. read more
White Paper Five Benefits of Conveyor Skirting Thomas Greaves, General Manager at DYNA Engineering, Australia, explains the advantages and disadvantages of conveyor belt skirting: how they work, how they are designed and how they increase productivity and safety. read more
Case Study Russell Finex helped Zydex in replacing its Filtration System to improve the Quality of Paint Binders Zydex Industries Pvt Ltd, manufactures and supplies specialty chemicals formulated with sustainability in mind, through innovative, environment friendly and patented technologies in the areas of agriculture, textiles, paints, waterproofing and roads. One of the main products of Zydex Industries…read more
bulk solids handling Journal Technical Article Cost Considerations for In-Pit Crushing/Conveying Systems This article focuses on continuous materials handling systems used in the hard rock open-pit mining industry. Guidelines for mine planning with continuous systems are outlined. Key parameters affecting capital and operating costs are identified. Commonly encountered trade-offs between operating and …read more
bulk solids handling Journal Research Paper Load Stability of Bulk Cargoes during Ship Transport The safe ocean transport of bulk cargoes on large bulk ships is vitally dependent on the stability of the cargo under the influence of the rolling, pitching and yawing motion of the ship and the transmission of vibration from the ship’s engine and propulsion machinery as well as wave motion induce…read more
bulk solids handling Journal White Paper Conveyor Belt Monitoring: New Technologies for the Protection of Conveyor Belting In mines and many plants of the processing industry conveyor belts are the lifeline of the production system. It is, therefore, of paramount interest to keep the conveying system up and running and recognise potential hazards (far) ahead of their occurance. read more
bulk solids handling Journal Case Study PWH in Australia PHB Weserhütte Aktiengesellschaft, shortly PWH, has three divisions in the Federal Republic of Germany (Cologne, Bad Oeynhausen, St. lngbert) and numerous subsidiaries and associated companies throughout the world (Australia Brazil, Germany, France, England, Spain Austria, South Africa, USA). read more
bulk solids handling Journal Case Study An Important Achievement in a U.S. Cement Plant The installation of a mobile toothed roller crusher which can handle widely differing large size hard and dry as well as moist and sticky materials and its technical data are described, as well as the reclaiming machines which recover these products from stockpile. An innovative approach led to an e…read more
bulk solids handling Journal Case Study Keep it all Clean: Efficient and Water-saving Washing of Crushed Material Prior to the introduction of a new washing plant it was the sand washing process which was the biggest area of concern for Natal Portland Cement. Due to inefficiencies of the old plant, the company had to buy up to 80 per cent of the fine sand used for downstream production. This lead to significant…read more
bulk solids handling Journal Technical Article Comparison of Stockpile Systems: Bucket Wheel Reclaimer versus Underground Reclaimer The paper highlights some of the aspects in recent developments in the basic design of open and enclosed stockpile systems in the USA. Comparison and evaluation of solutions with different systems, such as silos, slot bins lowering tower, bucket wheel reclaimer, etc. are described Some applicat…read more
bulk solids handling Journal White Paper Design and Application of REINFORCED EARTH Storage Slots The author reviews the properties of REINFORCED EARTH in the construction of storage slots and holes. Examples are given of the increasing use of these structures in the storage of coal and attention is drawn to the suitability of the technique in the storage of other materials as shown by recent co…read more
bulk solids handling Journal Technical Article Advances in Explosion Protection Technology – Improvements and new Options offered by advanced Protection Solutions Explosion protection techniques have been undergoing several refinements as a result of the implementation of legislative requirements and innovative product development. The extended use of explosion protection standards and demands from industry resulted in additional products with improved perfor…read more
bulk solids handling Journal Technical Article Continuous Constant Feed of Pulverised Coal with the IM PACT-HI System The author reviews the problems associated with the constant feed of pulverised coal for combustion systems. The IMPACT-HI system from Sankyo Dengyo is presented and is considered in the light of alternative systems. Several years have passed since coal was again considered a better alternative…read more
bulk solids handling Journal Case Study Grain Loading at Ukrainian Port – Unique Radial Telescopic Shiploader replaces several Gantry Cranes A new radial telescopic shiploader was installed in an Ukranian port for the rapid loading of grain. Special features like the partially rail mounted design for parallel movement along the berth make this shiploader a unique machine. read more
bulk solids handling Journal White Paper Static Electricity Hazards – Dust Cloud Ignition caused by Static Electricity After emptying a powder from a plastic drum into a metal hopper, a spark occurred when the operator removed the drum, igniting the dust distributed in the air. The following paper presents an explanation about the “why” and “how not” of this accident. read more
bulk solids handling Journal Case Study Overburden Stacker for Loy Yang Open-Cast Mine This case study describes the new overburden stracker in the most recent expansion project of the S.E.C. of Victoria. Design details and technical data are given. Following Morwell and yallourn, the Loy Yang open-cast mine is the most recent expansion project of the State Electricity Commission…read more
bulk solids handling Journal White Paper Development of Scraper Reclaimers on the North American Continent The author describes the economic background to the choice of scraper reclaimers for reclaiming and homogenizing operations. Recent applications of such machines in the USA are mentioned. It is concluded that the economic advantages of these machines will lead to an increased awareness of this techn…read more
bulk solids handling Journal Case Study Unique Mine and Process: High Efficiency with Bioleaching and adapted Filtration Finland is currently witnessing several mine site establishments as the traditional industry strengthens its position within the Nordic countries. Talvivaara Mine is a great example of how alternative mining methods can be economical and how determination and cooperation can spur entry into the glob…read more
bulk solids handling Journal White Paper Optimum Gear Units aid Conveyor Belt Systems – Drive Solutions with Gear Units for Belt Conveyors in the Mining Industry In the mining industry, drive technology has a decisive influence on conveyor performance and system availability. Three-phase asynchronous motors plus gear units have proved a robust, quick-to-install, low-maintenance variant here. read more
bulk solids handling Journal Technical Article Plant Expansion: Materials Handling U.S. Borax & Chemical Corporation, a member of the RTZ Group is the leading producer of Boric Acid U.S. Borax has its mining operation at Boron, Call- forma, and refining facilities at both Boron and Wilmington, California. read more
bulk solids handling Journal Research Paper Quasi-Analog Simulator for the Optimization of the Flow of Materials in Integrated Systems A quasi-analog system is described in detail which is capable of representing complex materials handling systems with a view to optimising such processes either before construction or after operation has commenced. An example is given of the savings to be made as a result of optimum handling routes,…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
Case Study MWRRG announced open Tenders to design and build new Waste Processing Facilities in Melbourne, Australia Metropolitan Waste and Resource Recovery Group (MWRRG) has on March 10, 2020 called for Expressions of Interest for solutions to provide an alternative to landfill for 16 councils in Melbourne’s south east. This will be the biggest tender ever undertaken in Melbourne for new infrastructure to pro…read more