Underground mining methods ppt

Types of underground mining and their applications duration. Considerable research is being carried out for predicting mine subsidence. It set of longwall mining equipment consists of a coal shear er mounted on convey or operating. Purchase underground mining methods and technology, volume 1 1st edition. The choice of mining method is an extremely important decision affecting the entire mining project. The activity,occupation and industry concerned with the extraction of minerals. Handbook, published in june 2000, to assist miners and engineers in the difficult world of hard rock mining. Longwall mining is a highly mechaniz ed underground mining sys tem for mining coal. Underground mining methods underground mining methods soft rock mining methods hard rock mining methods mining can be done by any one of the following methods. Underground mining methods and technology, volume 1 1st. Mineral exploitation in which all the extraction is carried out beneath the surface of earth. For mining engineers the prediction of mine subsidence is very important during the planning and execution stages of any underground mining operation.

Underground mining methods are usually employed when the depth of the deposit andor the waste to ore ratio stripping ratio are. A free powerpoint ppt presentation displayed as a flash slide show on id. Underground mining we will explore all of the above in part 9. Classification of underground mining methods mineral production in which all extracting operations are conducted beneath the ground surface is termed underground mining. Methods for underground mining atlas copco free download as pdf file. Tayyab anwar 12mn01 asif morio 1211mn60 ihsan ali12mn89 sadam12mn91 2. Choice of mining method underground mining methods soft rock mining methods blast mining shortwall mining coal skimming or sink and.

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