Resources

IMPC 2014 In recent years, DEM ( discrete element method) software, along with 3D laser measuring equipment, have become powerful tools to describe mill charge behavior, as well as forces acting on the liners of SAG mills. With the aim of contributing to streamline this application of the advance...
06-Dec-2014
The consumption of aggregates in civil construction has increased considerably in Brazil for the last years. The extraction of sand and gravel generates significant environmental impacts. As the quarries and sand deposits are getting exhausted near the big cities, the price of aggregates is increasi...
06-Dec-2014
In recent years, DEM ( discrete element method) software, along with 3D laser measuring equipment, have become powerful tools to describe mill charge behavior, as well as forces acting on the liners of SAG mills. With the aim of contributing to streamline this application of the advanced technologie...
06-Dec-2014
IMPC 2016 The consumption of aggregates in civil construction has increased considerably in Brazil for the last years. The extraction of sand and gravel generates significant environmental impacts. As the quarries and sand deposits are getting exhausted near the big cities, the price of aggregate...
05-Dec-2014
EEO program Industry: Mining, minerals processing Key driver for optimisation: Productivity Improvement Focus: Process control Location: Laverton, Western Australia Product(s): Gold Cost to implement: NA Annual Savings: NA Payback Period: NA Employees: 500 Energy sources: natura...
04-Dec-2014
NRCan Case Study Snapshot Industry: Mining Energy Management System (EnMS) guidance/standard: CAN/CSA-ISO 50001 Key driver for EnMS: Cost reduction Improvement focus: Energy efficiency for mine production and operations Location: New Afton Mine, Kamloops, British Columbia, Canada Product(s)...
04-Dec-2014
Industry: Mining, minerals processing Key driver for optimisation: Productivity Improvement Focus: Process control Location: Laverton, Western Australia Product(s): Gold Cost to implement: NA Annual Savings: NA Payback Period: NA Employees: 500 Energy sources: natural gas and diese...
04-Dec-2014
Case Study Snapshot Industry: Mining Energy Management System (EnMS) guidance/standard: CAN/CSA-ISO 50001 Key driver for EnMS: Cost reduction Improvement focus: Energy efficiency for mine production and operations Location: New Afton Mine, Kamloops, British Columbia, Canada Product(s): Gold an...
04-Dec-2014
IMPC 2014 The search for energy efficient technologies for comminution processes is constant in mineral processing studies, since those processes represent a major percentage of operational costs. In this context the sue of stirred mills is increasing, especially for ultrafine grinding. Although...
22-Nov-2014
The search for energy efficient technologies for comminution processes is constant in mineral processing studies, since those processes represent a major percentage of operational costs. In this context the sue of stirred mills is increasing, especially for ultrafine grinding. Although many authors...
22-Nov-2014
2014 Mill Operators Conf Volume Title: 12th Mill Operators' Conference 2014 Semi-autogenous grinding (SAG) mill control is complex and depends on many dynamic process variables. Good control strategies ensure that a mill is operating as close to optimal as possible, resulting in significant ec...
15-Nov-2014
2014 Mill Operators Volume Title: 12th Mill Operators' Conference 2014 The Masbate gold deposits are situated on the island of Masbate, 350 km south of Manila. A new plant was commissioned in April 2009. The grinding circuit consists of one semi-autogenous (SAG) mill Ø9.75 m × 4.27 m, two ball m...
15-Nov-2014
AusIMM Mill Operators 2014 Volume Title: 12th Mill Operators' Conference 2014 A comprehensive Australia-wide survey of comminution energy consumption at copper and gold mines was presented by the authors at the 11th AusIMM Mill Operators’ Conference 2012. The database has been extended to includ...
15-Nov-2014
Volume Title: 12th Mill Operators' Conference 2014 Semi-autogenous grinding (SAG) mill control is complex and depends on many dynamic process variables. Good control strategies ensure that a mill is operating as close to optimal as possible, resulting in significant economic benefits to an operatio...
15-Nov-2014
Volume Title: 12th Mill Operators' Conference 2014 The Masbate gold deposits are situated on the island of Masbate, 350 km south of Manila. A new plant was commissioned in April 2009. The grinding circuit consists of one semi-autogenous (SAG) mill Ø9.75 m × 4.27 m, two ball mills Ø5.6 m × 7.1 m and...
15-Nov-2014
Volume Title: 12th Mill Operators' Conference 2014 A comprehensive Australia-wide survey of comminution energy consumption at copper and gold mines was presented by the authors at the 11th AusIMM Mill Operators’ Conference 2012. The database has been extended to include major overseas mines and use...
15-Nov-2014
Industry leaders gathered recently in Vancouver to pick up the baton from the 2012 CEEC Workshop team. The theme for the 2014 CEEC Workshop was Best Practice; identified in 2012 as an immediate pathway to energy efficiency and cost savings. The team gathered for introductions; in some cases a cha...
14-Nov-2014
Abstract Ore sorting technology represents a step-change improvement in eco-efficient comminution strategies. Sorting equipment offers the benefit of greatly reducing the comminution energy required per tonne of mineral processed by identifying stones that contain ore and separating them from sto...
02-Oct-2014
AusIMM Mill Operators meeting 2014 Andean countries (Chile, Peru, Bolivia and Argentina) have 42 semi-autogenous mills (SAG) in operation and there are more than 30 projects in the pipeline that consider SAG mills. At the end of the next decade, the total amount of SAG mills in this area will lik...
19-Sep-2014
Andean countries (Chile, Peru, Bolivia and Argentina) have 42 semi-autogenous mills (SAG) in operation and there are more than 30 projects in the pipeline that consider SAG mills. At the end of the next decade, the total amount of SAG mills in this area will likely be close to 100. There is a lot...
18-Sep-2014
Lulea University of Technology This report concerns international overview and outlook on comminution technology for effective production of mineral powders in order to improve the product quality and reduce the energy consumption. These involve new and improved grinding mills (roller mills, stir...
23-Aug-2014
This report concerns international overview and outlook on comminution technology for effective production of mineral powders in order to improve the product quality and reduce the energy consumption. These involve new and improved grinding mills (roller mills, stirred media mills, vibration mills,...
23-Aug-2014
Minerals Engineering Vol 63 Abstract The pulp lifter is an integral component of autogenous (AG) and semi-autogenous (SAG) grinding mills as it controls the throughput, performance and efficiency of mills. The slurry transport from the AG/SAG mill through grate holes into the discharge trunnio...
12-Aug-2014
Minerals Engineering Vol 65 Abstract The present manuscript focuses on the development of a multivariable control based on the MPC strategy for a semiautogenous grinding (SAG) device. A previously published specific SAG model that uses a deep analysis of the internal device behavior was used f...
12-Aug-2014
Minerals Engineering Vol 65 Abstract Several factors contribute to an often bleak outlook for mining and mineral processing projects in the current market: rising energy costs, falling ore body head grades, and lower profit margins on added value products have all made it more difficult to ope...
12-Aug-2014
Abstract The pulp lifter is an integral component of autogenous (AG) and semi-autogenous (SAG) grinding mills as it controls the throughput, performance and efficiency of mills. The slurry transport from the AG/SAG mill through grate holes into the discharge trunnion is the main function of the pul...
12-Aug-2014