bulk solids handling Journal Technical Article Continuous Versus Discontinuous Shipunloading This paper compares the advantages, disadvantages, and status of grab and continuous coal unloading systems for ocean-going ships. read more
Case Study North Incinerator Finds Solution to Excessive Sweep Elbow Wear At Montgomery County’s North Incinerator plant, there was a problem several years ago. The Dayton, OH, area trash-to-energy plant was experiencing repeated shutdowns due to sweep elbow failure in its dense phase pneumatic conveying system, a component of the lime injection system in operation ther…read more
bulk solids handling Journal Technical Article Dense Phase Pneumatic Conveying Pneumatic conveying is certain to be applied to an increasingly diverse range of industrial uses in the 1980s as its advantages become more widely accepted. This paper details how recent technical developments, in particular the introduction of dense phase systems have overcome many of the limi…read more
Case Study Precious Metal Extraction and Recycling as an ecological Necessity The extraction and recycling of precious metals has become increasingly important in modern industry, not only because of its economic value, but also in terms of environmental sustainability. With limited natural resources and increasing demand for precious metals such as gold, silver and platinum,…read more
bulk solids handling Journal Case Study Programmable Controllers at New Pellet Terminal Programmable Controllers are utilized extensively at the Lorain Pellet Terminal in Lorain, Ohio, USA. This facility was commissioned in August, 1980 making it the latest and most modern transshipment terminal on the Great Lakes. Several different types of iron ore pellets are received by self- unloa…read more
bulk solids handling Journal White Paper Selection of Solids Handling Equipment An introduction to solids handling and storage equipment selection is given and the general and basic practical considerations which are involved are highlighted with particular reference to plastic raw materials. read more
bulk solids handling Journal Research Paper Particle Degradation of ROM Coal and Washery Tailings up to 63 mm Size with Horizontal Hydrotransport In the hydrotransport of materials with a wide range of particle sizes the degradation of the feed during transport is of paramount importance. The test rig at Bergbau-Forschung has been used to investigate a wide range of material and equipment parameters in their effect on the production of fines.…read more
Case Study Metso: The first GP330 Cone Crusher in Germany proves its Reliability at BAG Rammelsbach Quarry “Reliability of operation is clearly the number one target for us. With our new Nordberg® GP330 cone crusher we have secured a trouble-free, continuous secondary crushing process that enables us to produce daily some 4,000 tons of high-quality aggregates.” This is how Production manager Kurt S…read more
bulk solids handling Journal Case Study Leith Coal Outloading Plant Different grades of coal are at present unloaded and outloaded within the esturial ports administered by the Forth Ports Authority. Grabbing cranes unload the coal to road vehicles and railway wagons and the outloading of coal is handled using a modern 3,000 tonnes per hour (t/h) capacity coal outlo…read more
bulk solids handling Journal Case Study Port Kembla - A State of the Art Coal Port The new Port Kembla coal loader, dedicated on November 22, 1982, was developed to satisfy the following criteria: superior environmental protection, capacity, one hour train tum-around time, environmentally acceptable unloading of 200,000 trucks a year, high reliability, ease of maintenance and clea…read more
Case Study Impact Crusher from BHS-Sonthofen processes Turkish Perlite for the Juice Industry Harborlite Aegean in Turkey, a subsidiary of Imerys, now processes different types of perlite for the juice industry with an impact crusher of type PB 0806 from BHS-Sonthofen. This is the first time for the machine to be used for this purpose. Tests with original material in Sonthofen and previous e…read more
bulk solids handling Journal White Paper Modular Walking Draglines The development of walking drag lines is presented in the context of current operational requirements and the design and development philosophy of the new breed of modular walking drag lines is outlined in detail. 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
Case Study CDE’s Technology helps Swedish Firm recover Profits from Quarry Waste CDE, a leader of wet processing technology, has supplied a 250 tph plant for the Swedish firm Swerock in its bid to recover sand and aggregates from quarry overburden to use in its own concrete business. 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 Technical Article A Procedure for the Calculation of Surge Bin Sizes A surge bin between two machines in series has the effect of increasing the total capacity of the system. In the present paper this effect is related to the machines' rates average production and interruption periods and internal availabilities. A procedure has been developed which calculates the to…read more
bulk solids handling Journal Research Paper The "Bins & Bunkers Research Group" at the Technical University Clausthal The Bins and Bunkers Research Group at the Department of Mining at the Technical University Clausthal, Federal Republic of Germany, was established in 1955. Since that time its main activities have covered and have been mainly centred around the following six aspects of bulk solids handling: read more
bulk solids handling Journal White Paper Self-Unloading Vessel Equipped with Scholtz-EFS FLEXOWELL Conveyor System The authors describe the introduction of the Scholtz-EFS FLEXOWELL conveyor system into the self-unloading vessel MV "AGAWA CANYON" which previously used a bucket elevator system for elevating material for discharge. The reasons for this conversion as well as the various erection stages are describe…read more
bulk solids handling Journal Technical Article Solution to the Problem of Cleaning Out of Silo Floors The author describes the problems associated with the unloading of silos, in particular those for grain storage. The "Matscrew' Silo Unloader is described and significant cost savings are claimed over other unloading methods. 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 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 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 Research Paper Experimental Investigation of Some Important Soy Shreds Characteristics The world-wide increase in the production and trade in bulk solids has led to the construction of increasingly large silos for the storage of an increasing number of bulk solids, of which the characteristics are sometimes not well known. Therefore, it is not surprising that some …read more
bulk solids handling Journal White Paper Self-Unloading Vessel Equipped With Bucket Wheel A novel self-discharging system is helping to ensure rapid turnaround and maximum utilisation of the MV Cambourne for her owners, Civil & Marine Ltd. of Greenhithe, Kent. The system is based on a bucket wheel designed and manufactured by Strachan & Henshaw, which discharges dredged sand…read more