society and are responsible to make decisions that will promote the greater good of society as a whole. However; the political side is still something that public administrators have to contend with as well. This is evident in the mining incident that occurred at a prominent mining facility. In 1947‚ the blast at Centralia No. 5 in Illinois killed one hundred and eleven men. This disaster could have been easily prevented if the administrators who took an oath to protect and serve their community
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The Energy-Saving ball mill is widely used in powder making production line in industries‚ like mining‚ building materials and chemistry industries. It is a key equipment to grind all kinds of ores and other materials. The cement ball mill is composed of feeding part‚ discharging part‚ turning part and driving part (reducer‚ small driving gear‚ electric motor and electric control). The quill shaft adopts cast steel part and the liner is detachable. The turning gearwheel adopts casting hobbing process
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Mineral Resources Limited (AMRL) in May 2009 with an objective of securing valuable mineral resources‚ such as coal for captive use. ACC Mineral Resources Limited has already entered into Joint Venture arrangements for prospecting‚ exploration and mining coal from the coal blocks in Madhya Pradesh and West Bengal. The company is also exploring other opportunities for securing additional coal and gypsum resources in India and
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flotation and so on‚ different ore suitable for different process. ore beneficiation plant type crusher‚ the toothed roller crusher is used widely‚ which is applicable to coal‚ metallurgy‚ mining‚ chemical industry‚ building materials industries are more suitable for large-scale coal mine and coal preparation plant raw coal (coal gangue) broken. Roll Crusher Tooth roller broken stone machine by a single or multiple motors drive the breaker on both sides of the pulley‚ turns teeth roll do relative
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which means they are non-renewable resources. We are using those 100 000 times faster than they are being made. When we use fossil fuels to get energy we get more than just energy. Greenhouse gases and air pollution are made too. The 3 main fuels are coal‚ oil and natural gas Nuclear power uses fission to produce energy. Nuclear fusion also has potential for energy production. Around 6% of the world’s energy and 14% of the world’s electricity is produced by nuclear power. Around 30 different countries
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effects of mining on the environment 1. It destroys forest and wetlands. 2. It may mean that you have to cut down lots of trees just to get to the spot that has all the gold or iron ore. 3. Many mine require tailings dams to prevent waste being washed into the rivers. Unethical miners can dispense with the dams‚ to save costs‚ resulting in massive pollution downstream. In other cases‚ the tailings dam can overflow‚ and even breach‚ during periods of heavy rain. 4. Underground coal mining
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gone. This is by no means a recent phenomenon. This is due to the effects of acid rock drainage (ARD). This is a problem that has been occurring since ancient times‚ but it was not until the 1800’s when fast growing industrialization and heavy mining that it caught a lot of attention. Acid rock drainage is the term used to describe leachate‚ seepage‚ or drainage that has been affected by the natural oxidation of sulfur minerals contained in rock which is exposed to air and water. The major
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construction & mining equipment‚ diesel & natural gas engines‚ industrial gas turbines‚ and diesel-electric locomotives. It operates in five segments. The construction segment provides machinery‚ such as backhoe‚ loaders‚ small track-type tractors‚ and mini excavators for use in infrastructure and building construction projects. The resource segment provides business strategy‚ product design‚ management‚ development‚ manufacturing‚ and sales efforts for customers using machinery in mining and excavating
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BHP billinton BHP billinton 1>Introduction BHP Billiton is one of the largest diversified mining and natural resources companies in the world. According to the data provided by Google Finance‚ BHP is worth nearly $174 billion as of September 4‚ 2009 (see bibliography‚ BHP Billiton (ADR)‚ Google Finance). The revenues earned by the group in the fiscal year ending June 2009 BHPre more than $50 billion (see bibliography‚ BHP Billiton Fundamentals‚ LondonStockExchange.com)‚ which is higher than
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is a mining disaster that occurred when a gas combined with a coal-dust exploded in a mining site. Ultimately‚ the aftermath was flames of fire that engulfed the mining shaft (Yang 2). The mining site is located in the Chinese Lioning area in China that was under the control of the Japanese at the time of the accident. The Benxihu colliery explosion occurred on the 26th of April‚ 1942 where more than 1300 lives were lost. (2) The Person at Fault After the accident‚ the Japanese Mining Corporation
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