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The Mining Association of Canada (MAC) has released its ninth annual Towards Sustainable Mining (TSM) Progress Report. The 2013 report takes a detailed look at MAC members' 2012 performance in the initiative's three focus areas - communities and people, environmental stewardship, and energy efficien...
07-Feb-2014
Mining Magazine Awards 2013 – CEEC is a winner! The Editor's Award: CEEC International Ltd "The Coalition for Energy Efficient Comminution (CEEC) was established by a range of companies in the mining sector. It aims to improve understanding of research findings and alternative comminution strate...
04-Feb-2014
Ian Ball has been gaining  a lot of attention lately for his success in mining despite his youth. Ian is the new President of McEwen Mining. "Lately, the 32 year old has been spotted driving a 100-tonne haul truck at the silver mine he discovered in Mexico, and the Bay St. hotshot makes a nice allo...
29-Jan-2014
The introduction of selected blast mining  has the potential to reduce the cost of mining narrow-reef gold to the extent of resuscitating South Africa’s ghost towns, says veteran research commentator Dr R E (Robbie) Robinson. In an interview with Martin Creamer, (Mining Weekly Online ), Robinson ide...
28-Jan-2014
Rock Fragmentation by Blasting – Singh & Sinha (Eds) © 2013 Taylor & Francis Group, London, ISBN 978-0-415-62143-4 Abstract It has long been a goal of blasting to provide enhanced rock fragmentation to improve the productivity of crushing and grinding circuits. Mine-to-mill studies hav...
24-Jan-2014
WorldGold 2013 Abstract The ever increasing trend of the gold price has meant that ore deposits that were previously considered too complex, or unattractive by virtue of their low gold grade, are now being investigated more closely. These ore deposits present a greater risk of failure than pre...
22-Jan-2014
CEEC sponsors and supporters joined CEEC’s Board to hear CEEC Chair Elizabeth Lewis-Gray interview Mark Morcombe SVP, AngloGold Ashanti about the challenges and opportunities for energy efficiency in comminution at AGA’s Obuasi mine. Located in Ghana, the mine has been operating since 1897, and was...
08-Jan-2014
The Global Comminution Collaborative (GCC) led by The University of Queensland (UQ) welcomed its sixth member university  in October 2013. Technische Universität Braunschweig (TUBS), Germany, brings expertise in ultra-fine grinding and modelling, and fine particle strength, sizing and analysis to...
06-Jan-2014
The 46th Annual Canadian Mineral Processors Conference will be held in Ottawa at the Westin Hotel January 21 to 23, 2014 in the Confederation Ballrooms (4th Floor). The conference will feature presentations on various aspects of mineral processing including grinding, flotation, new technologies, lea...
02-Jan-2014
The 9th International Comminution Symposium (Comminution ‘14), organised by MEI in consultation with Prof Malcolm Powell (JKMRC) and Dr Aubrey Mainza (Centre for Minerals Research, UCT), is on track to be the biggest event in the series. With 4 months still to go before the start of the event in Cap...
30-Dec-2013
For the first time, the global mining industry has a Hall of Fame (www.im-halloffame.com) focussed on recognising the technology innovators and developers that are so important to our future advancement. Members of the International Mining Technology Hall of Fame college of voters from around the wo...
28-Dec-2013
Orica distributed this flyer at a recent Mining industry dinner. Watch this space for more details on efficiency gains from Orica's blasting products in early 2014.
25-Dec-2013
Published earlier this year, this report profiles the work at Chalmers University in Sweden. ​"At least ten percent of the electricity produced in South Africa is used to crush and grind rock. This statistic is but one metric of the importance of the mining industry to the country's economy. Here...
23-Dec-2013
Today CEEC International Ltd launched a video addressing the key issues related to comminution: why comminution deserves the attention of senior executives, the potential financial upside and ways in which alternative comminution strategies can alleviate issues such as rising energy prices, lower or...
13-Dec-2013
Abstract Energy consumption rises as mines extract ore from deeper levels. Rising energy costs, increased public scrutiny and enhanced awareness of carbon emissions are factors which can influence mining companies to examine and reduce their energy use. A comparison of best practice energy manage...
12-Dec-2013
CEEC's Board sends its hearty congratulations to fellow director Maryse Belanger on her recognition by the Women in Mining UK   “WIM (UK)” 100 Global Inspirational Women in Mining Project as one the the most inspirational Global Women in Mining. Maryse is passionate about innovation in the mining in...
11-Dec-2013
A big thanks to the Aspermont team for arranging the outstanding Mines and Money meeting, London 2013. CEEC Director Michael Battersby represented CEEC at this event and reported the following: ".....there seemed to be a very positive outlook from everyone there.  I received excellent feedback from...
10-Dec-2013
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05-Dec-2013
Comminution '14 Vineyard Hotel, Cape Town, South Africa April 7-10, 2014 www.min-eng.com/comminution14/ The 9th International Comminution Symposium (Comminution '14) is organised by MEI in consultation with Prof Malcolm Powell and Dr. Aubrey Mainza and is sponsored by TOMS, Starkey & Assoc...
03-Dec-2013
Comminution '14 Vineyard Hotel, Cape Town, South Africa April 7-10, 2014 www.min-eng.com/comminution14/ The 9th International Comminution Symposium (Comminution '14) is organised by MEI in consultation with Prof Malcolm Powell and Dr. Aubrey Mainza and is sponsored by TOMS, Starkey & Assoc...
02-Dec-2013
Procemin 2013 In greenfield hard rock operations, High Pressure Grinding Roll technology is nowadays most often used in the tertiary crushing stage to prepare a ball mill feed. These installations, for instance Cerro Verde, Boddington, Mogalakwena, have been very successful over the past years....
28-Nov-2013
Procemin 2013 The norm for new SAG milling plant start-ups has, until now been accepted by industry as taking from 6 to 12 months to achieve full production. By accepting this as normal, large projects suffer massive revenue shortfalls, in the order of ¼ to ½ a billion dollars during the first ye...
28-Nov-2013
Ausgrind is Ausenco’s in-house program used for power-based comminution calculations. Proprietary calculations have been developed and reconciled with unit process operation and benchmarked with plant performance. Ore breakage data from characterization and variability testwork, equipment geometr...
28-Nov-2013
Procemin 2013 SAG mill power draw models are used in mill design and grinding circuit modeling to predict how much power will be consumed by a particular mill geometry and operating configuration. This paper will compare sAG mill models by Morrell, Loveday (using ‘Power Numbers’ published by Barr...
28-Nov-2013
The norm for new sAG milling plant start-ups has, until now been accepted by industry as taking from 6 to 12 months to achieve full production. By accepting this as normal, large projects suffer massive revenue shortfalls, in the order of ¼ to ½ a billion dollars during the first year because of ina...
28-Nov-2013
Procemin 2013 High Pressure Grinding Roll (HPGr) technology has been accepted as an energy efficient alternative to conventional comminution circuits in the mining industry. There are, however, aspects of this technology that can be improved to enhance efficiency. Edge effect is a common problem...
28-Nov-2013
SAG mill power draw models are used in mill design and grinding circuit modeling to predict how much power will be consumed by a particular mill geometry and operating configuration. This paper will compare sAG mill models by Morrell, Loveday (using ‘Power Numbers’ published by Barratt) and Austin a...
28-Nov-2013
High Pressure Grinding Roll (HPGr) technology has been accepted as an energy efficient alternative to conventional comminution circuits in the mining industry. There are, however, aspects of this technology that can be improved to enhance efficiency. Edge effect is a common problem associated with H...
28-Nov-2013
Procemin 2013 Abstract The concern regarding grinding media consumption rates is as old as the invention of the tumbling mill. Over the years many materials and grinding media shapes have been tested. Through all this, steel grinding balls have proved to be the most effective media for comminu...
28-Nov-2013
ESCC 2013 Abstract The Institute of Mineral Processing at the Montanuniversitaet Leoben in cooperation with the company CEMTEC has developed a pilot scale, 200mm table diameter, vertical roller mill for energy controlled laboratory tests. The mill provides the technical options to vary process par...
28-Nov-2013
ABSTRACT The concern regarding grinding media consumption rates is as old as the invention of the tumbling mill. Over the years many materials and grinding media shapes have been tested. Through all this, steel grinding balls have proved to be the most effective media for comminution in tumbling...
28-Nov-2013
ESCC 2013 Abstract In particle bed comminution energy is dissipated by several microprocesses which accompany the flow of particles, their compaction, and breakage. It is unknown which amount of energy is consumed by which microprocess and what the ratios are between the energies dissipated by...
27-Nov-2013
ESCC 2013 Abstract The need to reduce energy consumption and to  achieve improved product quality has seen major shifts from the usual conservative approach in circuit design to more modern comminution circuits. Although comminution circuits have been advancing classification has remained a ke...
27-Nov-2013
Abstract. In particle bed comminution energy is dissipated by several microprocesses which accompany the flow of particles, their compaction, and breakage. It is unknown which amount of energy is consumed by which microprocess and what the ratios are between the energies dissipated by the single mic...
27-Nov-2013
Abstract. The need to reduce energy consumption and to  achieve improved product quality has seen major shifts from the usual conservative approach in circuit design to more modern comminution circuits. Although comminution circuits have been advancing classification has remained a key component...
27-Nov-2013