مصنع لتجهيز البوكسيت/underground mining terminology
Dictionary of Mining, Mineral, and Related Terms. Acid Mine Water Mine water that has free sulfuric acid, mostly due to the weathering of iron pyrites. Active workings Any place in a mine where miners are usually necessary to work or travel and which are ventilated and inspected frequently.
RoomandPillar Underground Mining. ..330 ... CHAPTER 11 Mining Technology The Federal Coal Leasing Amendments Act of 1976 charged OTA to assess the feasibility of the use of deepmining technology on leased areas. With the passage of the Sur ... tages in terms of increased resource recovery, higher production and productivity, re ...
Show More. verb (used without object), mined, min·ing. to dig in the earth for the purpose of extracting ores, coal, etc.; make a mine. to extract coal, ore, or the like, from a mine. to make subterranean passages. to place or lay mines, as in military or naval operations.
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
Glossary. Some mining terms and their meanings, please note that some terms varied from colliery to colliery even within the same area. ... Loud thuds, which could shake a whole underground district, believed to be caused by the above strata settling after the removal of .
Glossary of Mining Terminology Glace Bay 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.
EnglishFrench Glossary of Mining and Related Terms. ... Because of the increasing emphasis on mechanization in both openpit and underground mining, terminology relating to mine equipment and ...
underground mining terminology; Coal Terminology: Resource Reserve. Reserve vs. Resource. Broadly defined the coal resource is how much coal is actually in the ground. The actual amount is of course unknown, but is estimated based on both direct measurements and inferences from geology.
The comprehensive list of 2,784 Mining acronyms and abbreviations by All Acronyms dictionary.
Glossary of Mining Terms and Pitmatic. A working area which has been drawn for by lots. Chummins An empty tub. Small stool used by miners to rest on when hewing coal. To beat the coal dust and dirt from work clothes. An underground official responsible .
An ore pass is a vertical or nearvertical opening, which is created during underground mining operations to transfer materials. It is designed based on the gravitational force between different ground levels, in order to provide a convenient material handling system and reduce haulage distances.
1. Underground Mining Methods Classification of Underground Mining Methods Underground Operations in General Roomandpillar Mining Sublevel Stoping Cutandfill Stoping Longwall Mining Sublevel Caving Block Caving 2. Underground Mining Machinery Glossary Bibliography Biographical Sketches Summary
Underground hard rock mining refers to various underground mining techniques used to excavate hard minerals, mainly those containing metals such as ore containing gold, silver, iron, copper, zinc, nickel, tin and lead, but also involves using the same techniques for excavating ores of gems such as diamonds.
Jul 24, 2016· Types of Underground Mining and Their Applications.
Glossary of Mining Terms. The dragline casts a wire ropehung bucket a considerable distance, collects the dug material by pulling the bucket toward itself on the ground with a second wire rope (or chain), elevates the bucket, and dumps the material on a spoil bank, in a hopper, or on a pile.
Pit Terminology Glossary. Glossary of words that are generally specific to the mining industry: Some have a two or three fold meaning, some have gone out of use, some are local to Derbyshire, Leicestershire, South Yorkshire and to Nottinghamshire, and others are general to the British Coalfields.
Greenhorn's Guide to HardRock Mining. This is called a "vug." When a vein reaches the surface, it is an "outcrop," and when parts of the outcrop erode away and are carried down into river valleys by water, avalanches, and gravity it will pile up in still areas of the stream, such as the inner parts of meanders along with gravel.
Mine:an excavation made in the earth to extract minerals. Mining:the activity,occupation,and industry concerned with the extraction of minerals. Mining engineering: the practice of applying engineering principles to the development,planning,operation,closure,and reclamation of mines Some terms distinguish various types of mined minerals.
Longwall systems. Output productivity of this integrated system simply cannot be matched by integration of standalone components. When a mining operation calls for the most productive, most reliable longwall system, this is only place to find it. Individual product design improvements are made with system implications already considered, balanced, and optimized.