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definitions to the coal mining information

Glossary of Coal Mining Terms DOL

Glossary 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

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coal mining Definition, History, Types, & Facts Britannica

Coal mining, extraction of coal deposits from the surface of Earth and from underground.

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Glossary of Mining Terms Coal Education

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, the settled packs behind the face.

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Coal Mining Terms Dictionary The Coal Fields™

Information hosted on The Coal Fields™ is based on publicly available data through the Bureau of Land Management. The Coal Fields™ accepts no liability for the content of this data, or for the consequences of any actions taken on the basis of the information provided.

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What does coal mining mean? definitions

Coal mining The goal of coal mining is to obtain 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.

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Basic Information about Surface Coal Mining in Appalachia

Oct 06, 2016 There are five basic steps to these methods of mining: Layers of rock and dirt above and between the coal seams are removed. Coal seams are removed with excess soil and rock placed in an adjacent valley. Large scale earth moving equipment is used to

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Mining Terms Explained: A to Z Anglo American

Learn about mining with this dictionary full of mining terms & methods, from base metals to stopes & more.

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Free of charge coal mining information GOV.UK

Oct 09, 2014 The Coal Authority holds coal mining data in a national database. This provides information on past and present coal mining. The Interactive Map Viewer and the Web Mapping Services are provided...

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Basic Information about Surface Coal Mining in Appalachia

Oct 06, 2016 Layers of rock and dirt above and between the coal seams are removed. Coal seams are removed with excess soil and rock placed in an adjacent valley. Large scale earth moving equipment is used to excavate and remove coal from lower layers. The equipment used depends on the method and scale of the surface mining

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Circular 891 Glossary of Coal Classification System and

GLOSSARY OF COAL CLASSIFICATION SYSTEM AND SUPPLEMENTARY TERMS. lost-in-mining.--Coal remaining in the ground after all extraction is completed. Lost-in-mining includes coal that is (1) left to support mine roofs, (2) too thin to mine, (3) unmined around oil, gas, water, and disposal wells, (4) unmined around shafts and electrical and water

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Glossary of Mining Terms SEC

Strip mine An open-pit mine, usually a coal mine, operated by removing overburden, excavating the coal seam, then returning the overburden. Sub-bituminous A black coal, intermediate between lignite and bituminous. Sublevel A level or working horizon in a mine between main working levels.

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Glossary of Mining Terminology Miners' Museum

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. Collier An underground workman in a coal mine a coal transporting ship. Colliery A coal mine inclusive of surface, plant and underground

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Mining Terms Explained: A to Z Anglo American

Learn about mining with this dictionary full of mining terms & methods, from base metals to stopes & more.

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Coal Mining Detailed Study 2008

appendix a: additional untreated and treated acid mine drainage wastewater characterization data . appendix b: draft acid mine drainage treatment cost module:

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Underground Coal Mining Pennsylvania DEP

This type of mining is the traditional method of underground mining used in Pennsylvania and can result in as much as 75% recovery of the target coal seam. Longwall Mining : A mechanized coal shearer is mounted between a conveyer system and a series of self-advancing hydraulic roof supports.

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Appendix G: Glossary of Mining Terms The Strip Mining

Coal preparation plant: A plant for the cleaning and sizing of the raw coal before it is loaded into railway cars or trucks. See also 30 CFR 701.5. Coal mine waste: The material left over following the cleaning and sizing of coal at a preparation plant. 30 CFR 701.5. Compaction: An increase in soil density caused by mechanical handling of soil.

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Mining Basics American Geosciences Institute

The mining process is used to separate rock or ore from surrounding rock. There are four main mining methods: underground, open surface (pit), placer, and in-situ mining.The method used depends on the type of mineral resource that is mined, its location beneath the surface, and whether the resource is worth enough money to justify extracting it.

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Free of charge coal mining information GOV.UK

Oct 09, 2014 The Coal Authority holds coal mining data in a national database. This provides information on past and present coal mining. The Interactive Map Viewer and the Web Mapping Services are provided

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Coal mining definition and meaning Collins English

Coal mining definition: the act, process, or industry of extracting coal from the earth Meaning, pronunciation, translations and examples

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Coal Energy Education

Coal mining main article. Strip mining: This method allows for the extraction of 60% of the worlds coal in the present time. A thin upper layer of rock (usually just a few 10's of meters) is removed to expose coal reservoirs 50-100 meters thick.These reservoirs of coal are referred to as coal seams.One of the world's largest coal seams is in Wyoming, in the Powder River Basin.

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Estimating emissions and energy from coal mining guideline

Definitions and abbreviations Term Meaning ACARP Guidelines Guidelines for the Implementation of NGER Method 2 or 3 for Open Cut Coal Mine Fugitive GHG

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Coal explained U.S. Energy Information Administration (EIA)

Bituminous coal is used to generate electricity and is an important fuel and raw material for making coking coal or use in the iron and steel industry. Bituminous coal was produced in at least 19 states in 2019, but five states accounted for about 75% of total bituminous production: West Virginia (27.5%), Pennsylvania (14.0%), Illinois (13.5%

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Circular 891 Glossary of Coal Classification System and

GLOSSARY OF COAL CLASSIFICATION SYSTEM AND SUPPLEMENTARY TERMS. lost-in-mining.--Coal remaining in the ground after all extraction is completed. Lost-in-mining includes coal that is (1) left to support mine roofs, (2) too thin to mine, (3) unmined around oil, gas, water, and disposal wells, (4) unmined around shafts and electrical and water

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Glossary U.S. Energy Information Administration (EIA)

Underground mine: A mine where coal is produced by tunneling into the earth to the coalbed, which is then mined with underground mining equipment such as cutting machines and continuous, longwall, and shortwall mining machines. Underground mines are classified according to the type of opening used to reach the coal, i.e., drift (level tunnel

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Coal Mining Detailed Study 2008

appendix a: additional untreated and treated acid mine drainage wastewater characterization data . appendix b: draft acid mine drainage treatment cost module:

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Coal National Geographic Society

Dec 22, 2012 Coal mining also provides economic stability for millions of people worldwide. The coal industry relies on people with a wide range of knowledge, skills, and abilities. Jobs associated with coal include geologists, miners, engineers, chemists, geographers, and executives. Coal is an industry that is critical to countries in both the developed

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Coal Energy Education

Coal mining main article. Strip mining: This method allows for the extraction of 60% of the worlds coal in the present time. A thin upper layer of rock (usually just a few 10's of meters) is removed to expose coal reservoirs 50-100 meters thick.These reservoirs of coal are referred to as coal seams.One of the world's largest coal seams is in Wyoming, in the Powder River Basin.

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Underground Coal Mining Pennsylvania DEP

This type of mining is the traditional method of underground mining used in Pennsylvania and can result in as much as 75% recovery of the target coal seam. Longwall Mining : A mechanized coal shearer is mounted between a conveyer system and a series of self-advancing hydraulic roof supports.

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A Glossary of the most common mining terms

May 04, 2018 Here’s a comprehensive A-Z guide of mining terms you need to know. A Glossary of the most common mining terms. Published at May 4, 2018, in Investor 101. Coking coal (metallurgical coal): A grade of coal that meets the requirements for making coke. It must have a low ash and sulfur content and form a coke that is capable of supporting

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Coal explained U.S. Energy Information Administration (EIA)

Bituminous coal is used to generate electricity and is an important fuel and raw material for making coking coal or use in the iron and steel industry. Bituminous coal was produced in at least 19 states in 2019, but five states accounted for about 75% of total bituminous production: West Virginia (27.5%), Pennsylvania (14.0%), Illinois (13.5%

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Mining Basics American Geosciences Institute

The mining process is used to separate rock or ore from surrounding rock. There are four main mining methods: underground, open surface (pit), placer, and in-situ mining.The method used depends on the type of mineral resource that is mined, its location beneath the surface, and whether the resource is worth enough money to justify extracting it.

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Free of charge coal mining information GOV.UK

Oct 09, 2014 The Coal Authority holds coal mining data in a national database. This provides information on past and present coal mining. The Interactive Map Viewer and the Web Mapping Services are provided

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Coal_mining : definition of Coal_mining and synonyms of

The goal of coal mining is to obtain 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 States, United Kingdom, and South Africa, a coal mine and its structures are a "colliery".

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Surface Coal Mining Operations Law and Legal Definition

According to 30 USCS § 1291 (28), the term surface coal mining operations means--"(A) activities conducted on the surface of lands in connection with a surface coal mine or subject to the requirements of section 516 [30 USCS § 1266] surface operations and surface impacts incident to an underground coal mine, the products of which enter commerce or the operations of which directly or

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Coal mine Definition of Coal mine at Dictionary

Coal mine definition, a mine or pit from which coal is obtained. See more.

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COAL MINE definition in the Cambridge English Dictionary

coal mine meaning: 1. the deep hole or system of holes under the ground from which coal is removed 2. the deep hole or. Learn more.

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