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A. Abutment - In coal mining, (1) the weight of the rocks above a narrow roadway is transferred to the solid coal along the sides, which act as abutments of the arch of strata spanning the roadway; and (2) the weight of the rocks over a longwall face is transferred to the front abutment, that is, the solid coal ahead of the face and the back ...
This is a partial glossary of coal mining terminology commonly used in the coalfields of the United Kingdom. Some words were in use throughout the coalfields, some are historic and some are local to the different British coalfields.
Here's a list of ten interesting mining terms you might like to know, if you don't already. We've "mined" the nuggets on this list from social news site Reddit, where various contributors posted ...
The underground coal mining, in terms of fatal and injury accidents, has the first place among all businesses due to "spontaneous combustion of coal" and "presence of methane gas" in ...
Why Surface Mine National Mining Association. Why Surface Mine? By Gene Kitts, Senior Vice President-Mining Services, International Coal Group, Inc.
Coal focuses on the research and development needs and priorities in the areas of coal resource and reserve assessments, coal mining and processing, transportation of coal and coal products, and coal …
Labor productivity in the mining industry has been declining rapidly around the world. In the US coal sector, for example, labor productivity declined by an average of 27.5% from 2009 to 2012.
Glossary of Mining Terminology After Damp - Gasses resulting from underground combustion, normally carbon monoxide. This is a loose term implying any fatal gas in a mine after an explosion or fire.
CHAPTER 1 Underground Mining Methods and Applications Production Headframe Hans Hamrin* 1.1 INTRODUCTION Ore is an economic concept. It is defined as a concentration of
Coal mining - Wikipedia. Coal mining is the process of extracting coal from the ground. Coal is valued for its energy content, and, since the 1880s, has been widely used to generate electricity.
Coal mining is the process of extracting coal from the ground. Coal is valued for its energy content, and, since the 1880s, has been widely used to generate electricity. Steel and cement industries use coal as a fuel for extraction of iron from iron ore and for cement production. In the United Kingdom and South Africa, a coal mine and its structures are a colliery, a coal mine a pit, and the ...
Mining and mining engineering are similar but not synonymous terms. Mining consists of the processes, the occupation, and the industry concerned with the extraction of minerals. Mining engineering, on the other hand, is the engineering and science of mining and the operation of mines. The trained professional who relates the two is the mining engineer; being responsible for designing ...
Coal Mine Safety Regulation in China and the USA… KEY WORDS: Coal, safety, labour, mining, mine, mine safety, ChinaCoal mining is a very risky business and ...
The Future of Mining in Canada's North Economic pErformancE and trEnds. Preface Mining and its supporting industries will continue to be important economic drivers in many of Canada's Northern regions over the course of the next decade. While great potential for mining development exists, this potential must be approached in a balanced way. This report discusses a number of important ...
Common Coal Mining and Processing Terms The following is a list of some common terms used in coal mining and processing. This list has been compiled from posts written in the former glossary section – removed late 2012.
of Coal Mining Terms Abandoned areas - section, panels and other areas that are not ventilated and examined in the manner required for work places. Active workings - any place in any mine where miners are normally required to work or travel. Advance - exploitation in the same direction, or order of sequence, as development is known as mining in advance. Advance workings - workings in the solid ...
CHAPTER 11 Mining Technology The Federal Coal Leasing Amendments Act of 1976 charged OTA to assess the feasibility of the use of deep-mining technology on leased areas. With the passage of the Sur- face Mining Control and Reclamation Act of 1977 congressional interest in the study of deep underground mining technology shifted its principal focus from a concern for the pro-tection of surface ...
Edumine provides online courses, short courses and live webcasts in support of professional development and training for the mining industry.
Glossary of Mining Terms - Coal Education- coal mining terms pdf,Glossary of Mining Terms : Glossary ... In coal mining this is the intended basis for roof bolting.
Chapter 7 COAL If we as a nation are to benefit in the future from our enormous, low-cost coal reserves, a variety of efforts are necessary to (1) develop and demonstrate new "clean coal"
1.1 PHASES OF A MINING PROJECT There are different phases of a mining project, beginning with mineral ore exploration and ending with the post-closure period. What follows are the typical phases of a proposed mining project. Each phase of mining is associated with different sets of environmental impacts. 1.1.1 Exploration A mining project can only commence with knowledge of the extent and ...
Opencast mining – a method of mining rock or minerals by removing them from an open pit situated close to the surface above ground. Outbye – going towards the pit shaft from the coal face. Outcrop – a place where a coal seam is exposed at the surface.
Mining Terms - Download as Word Doc (.doc), PDF File (.pdf), Text File (.txt) or read online. Scribd is the world's largest social reading and publishing site. Search Search
Glossary of Mining Terminology. A. Abutment — In coal mining, (1) the weight of the rocks above a narrow roadway is transferred to the solid coal along the sides, which act as abutments of the arch of strata spanning the roadway; and (2) the weight of the rocks over a longwall face is transferred to the front abutment, that is, the solid coal ahead of the face and the back abutment, that is ...
Coal mining geology embraces a number of special skills and techniques, but is otherwise essentially a continuation of exploration activities into the production phase of the project. 2. Objectives of Coal Exploration Programs As indicated above, coal exploration is the first part of a continuous process, that if successful leads to the establishment of a new coal mine or the extension of an ...
Highwall mining is a coal mining method for recovery of outcropped coal by mechanical excavation without removal of overburden. A continuous miner with single or multiple augers/cutting heads is operated underground and controlled remotely by crew located outside. Augering can be regarded as a supplementary method for open cast mining in cases when coal seams in the highwall would …
1 INTRODUCTION TO MINING 1.1 MINING'S CONTRIBUTION TO CIVILIZATION Mining may well have been the second of humankind's earliest endeavors— granted that agriculture was the first.
in terms of productivity, the mining industry continues cost. It seems that there is an over-riding interest in It seems that there is an over-riding interest in to adhere to the 'bigger is better' mentality.