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Monthly Archives: December 2011
Useful Methods to Solve Common Problems of Chute Blockage in Ball Mill
Ball mill of coal slurry as the main facility widely used to crash coals of different hardness in pulverized coal system of heat power station is also applicable for cement industry, metallurgical industry, chemical industry, sugar industry and other coal … Continue reading
Common types of Grinding Mills
The type of grinding mill is identified by the type of grinding media utilized. Each type of mill has characteristics that adapt it to certain grinding applications. The operational characteristics of each mill type must be evaluated in relation to … Continue reading
Mining and the Environment
Mining companies give us the metals and minerals that humanity uses for shelter, survival, work and pleasure, as well as the expansion into space and interplanetary endeavors. At the same time, they want to conduct this business in an environmentally … Continue reading
Magnetic separator and Flotation machine
The common failures and causes of the permanent magnet drum magnetic separator The common failures and causes: (1)The electric montor overheating and the voice is abnormal: Reasons:1) poor bearing lubrication or heavy wear；2)fan leaves off or wear;3）poor switch contact;4)low voltage … Continue reading
High performance Flotation machine in China
The common requirements of the flotation machine: Besides the features and equipment performances, the ore properties, concentration plant and flotation working properties should be considered when choosing a flotation machine. There are some general demands : 1,The mechanical agitation flotation … Continue reading
Mining Investment in Africa leaded by China (2)
While the resource-hungry nation is certainly interested in greenfield projects, Kohli believes that investment will focus on developing or operational assets. China has recovered from the global economic slowdown far faster than even the most ardent optimists could have anticipated … Continue reading
Mining Investment in Africa leaded by China (1)
As the effects of the global economic crisis dis- sipate and investor confidence becomes more buoyant, investment into the mining and metals sector is expected to increase significantly. The African continent, in particular, is expected to benefit substantially from this … Continue reading
Mineral Giants Introduce New Crushing Models
SBM’s Mining and Construction Technology group has unveiled the C120 jaw crusher, representing the 13th model in its C-series range of crushers. In terms of cavity volume and crusher weight, the C120 falls between SBM’s C116 and C125 models. The … Continue reading
Chinese coal mine use the South African gold mine cooling technology
A deep-level mine cooling technology that was developed in AngloGold Ashanti’s Mponeng mine in South Africa would be installed at a coal mine in China, the proprietary owner of the technology, IDE recently said. The China National Coal Group (ChinaCoal) … Continue reading