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Send us feedback. See more words from the same year Dictionary Entries near anthracite anthracene dye anthracene oil anthraciferous anthracite anthracite silt anthracitization anthracitous.
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Keep scrolling for more. Examples of anthracite in a Sentence Recent Examples on the Web The coal-mining town of Centralia, once home to 2, people, was built in the s after a rich deposit of anthracite coal was discovered. First Known Use of anthracitein the meaning defined above. Learn More about anthracite. Time Traveler for anthracite The first known use of anthracite was in See more words from the same year.
Dictionary Entries near anthracite anthracene dye anthracene oil anthraciferous anthracite anthracite silt anthracitization anthracitous See More Nearby Entries. Statistics for anthracite Look-up Popularity.Anthracite promotes higher service flow rates and longer filter runs with less head loss than single media filter beds. Backwash rates are reduced as well. Low uniformity coefficient anthracite filter media extends the life of your filter before the media must be changed out.
Low uniformity coefficient anthracite typically produces consistent improvements in turbidity removal, due in part to more efficient solids loading. Plus, low uniformity coefficient media produces smaller changes in effluent turbidity during periods of peak influent turbidity. Our anthracite filter media is produced from the highest quality anthracite available to ensure the physical characteristics of hardness, durability and performance.
Phone: Fax: Email: info northernfiltermedia. Advantages Higher service flows and longer filter runs than equivalent filters Unique density allows Anthracite to be combined with other filtration media in multi-media filters Close attention to gradation, hardness and purity assures consistent and reliable performance Lower uniformity coefficient has less oversized and undersized particles resulting in a highly uniformed bed.
Physical Characteristics Color: black Bulk Density: 50 lbs. Specific Gravity: 1. Operational Specifications Bed depth: 24 — 36 in.Canon eos rebel t6 premium kit walmart
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View Details. Rubi Tile Level Quick Kit. Rubi Pro Grouting Float Size: 15mm x 10mm x 10mm. Miracle Tile and Stone Cleaner Size: 1qt.Anthracite coal, mined from the planet's oldest geological formations, has spent the longest time underground. The coal has been subjected to the most pressure and heat, making it the most compressed and hardest coal available. Hard coal contains greater potential to produce heat energy than softer, geologically "newer" coal.
When burned, it produces a very hot, blue flame. Anthracite is considered the cleanest burning coal available. Some residential home heating stove systems still use anthracite, which burns longer than wood. Anthracite has been nicknamed "hard coal," especially by locomotive engineers who used it for fueling trains. Anthracite contains a high amount of fixed carbon—80 to 95 percent—and very low sulfur and nitrogen—less than 1 percent each.
Moisture content is roughly 5 to 15 percent. The coal is slow-burning and difficult to ignite because of its high density, so few pulverized, coal-fired plants burn it. Anthracite burns the hottest among coal types roughly degrees or higher and typically produces approximately 13, to 15, Btu per pound. Waste coal discarded during anthracite mining, called culm, contains approximately 2, to 5, Btu per pound. A tiny percent of all remaining coal resources are anthracite.
Pennsylvania anthracite was mined heavily during the late s and early s, and remaining supplies became harder to access because of their deep location. The largest quantity of anthracite ever produced in Pennsylvania was in Historically, anthracite was mined in a square-mile area in the northeastern region of Pennsylvania, primarily in Lackawanna, Luzerne, and Schuylkill counties.
Smaller resources are found in Rhode Island and Virginia. It is most often burned in underfeed stoker boilers or single-retort side-dump stoker boilers with stationary grates.
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Dry-bottom furnaces are used because of anthracite's high ash fusion temperature. Lower boiler loads tend to keep heat lower, which in turn reduces nitrogen oxide emissions.
Particulate matter, or fine soot, from burning anthracite, can be reduced with proper furnace configurations and appropriate boiler load, underfire air practices, and fly ash reinjection. Fabric filters, electrostatic precipitators ESPand scrubbers can be used to reduce particulate matter pollution from anthracite-fired boilers.
Anthracite that is pulverized before burning creates more particulate matter. Inferior coal rejected from anthracite mines is called culm.Buell blast scrambler kit
It is used most often in fluidized bed combustion FBC boilers. Share Flipboard Email. Wendy Lyons Sunshine. Energy Industry Journalist. Wendy Lyons Sunshine is an award-winning energy industry journalist who has written about energy for over 20 years. Updated January 29, See also: antraceantarticoAntartideanticarie.
Add your entry in the Collaborative Dictionary. Join Reverso. Sign up Login Login. With Reverso you can find the Italian translation, definition or synonym for antracite and thousands of other words.
You can complete the translation of antracite given by the Italian-English Collins dictionary with other dictionaries: Wikipedia, Lexilogos, Juripole, Sapere, Dizionario-italiano, Freelang, Wordreference, Oxford, Collins dictionaries Italian-English dictionary : translate Italian words into English with online dictionaries. Qualcuno sta trasformando l' antracite in Carbonio 14 Isometrico-Esaottaedrale.
Someone's transforming the anthracite into isometric-hexoctahedral carbon Originally founded inScranton quickly became one of Pennsylvania's largest anthracite coalmining communities. Charcoal Insect Screening is flexible, economical and easy to install. Poltrona Form di Kartell con seduta in poliuretano color antracite e struttura in acciaio cromato.
Form armchair by Kartell with charcoal coloured polyurethane seat and chromed steel structure. Kit centrino levigato completo di 2 coperchi in ghisa smaltata vetrificata antracite. Doily kit complete with 2 polished Vitreous enamelled anthracite cast iron covers.It is named after the anthracite variety of coal.
Anthracite existed from toduring which time extensive coal mining operations were carried out by the Canadian Anthracite Coal Company in the surrounding Banff National Parkwhich is now a World Heritage Site as defined by the United Nations.
The town was one of many that sprang up around the building sites of the Canadian Pacific Railway after workers accidentally stumbled upon some hot springs in nearby Banff. By the town's population had grown to and most of the town's residents originated from the eastern United States.
It consisted of one general store, one hardware store, one hotel, one pool hall, one restaurant and a barber shop. It was reopened the next year when W. McNeill agreed to finance the coal company, but after a series of floods and more bad luck, McNeill moved his operations to nearby Canmore. It was deserted in and in the s mining in the surrounding region was banned by the government.
InJohn Pearson, a former Parks Canada employee and last living resident of Anthracite revealed to a Banff newspaper that he had heard a rumour in the s that a child had drowned in the nearby Cascade River in and that the child's body was buried in the Anthracite area.
A government investigation followed and authorities concluded that it was probable that there was an unmarked grave in the town and marked the burial site with a plaque.Antracite (Original Mix)
From Wikipedia, the free encyclopedia. Ottawa: Geographic Board of Canada. Retrieved June 1, Categories : Banff National Park Ghost towns in Alberta Populated places established in establishments in Alberta disestablishments in Alberta.
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Help Community portal Recent changes Upload file. Download as PDF Printable version. Add links.Anthraciteoften referred to as hard coalis a hard, compact variety of coal that has a submetallic luster.
It has the highest carbon content, the fewest impurities, and the highest energy density of all types of coal and is the highest ranking of coals. Anthracite is categorized into standard grade, which is used mainly in power generation, and high grade HG and ultra high grade UHGthe principal uses of which are in the metallurgy sector.
Total production in was million tons. Culm has different meanings in British and American English. In British English, "culm" is the imperfect anthracite of north Devon and Cornwallwhich was used as a pigment. The term is also used to refer to some Carboniferous rock strata found in both Britain and in the Rhenish hill countries the Culm Measures.
Anthracite is similar in appearance to the mineraloid jet and is sometimes used as a jet imitation. Anthracite differs from ordinary bituminous coal by its greater hardness 2. It contains a high percentage of fixed carbon and a low percentage of volatile matter. It is also free from included soft or fibrous notches and does not soil the fingers when rubbed. The moisture content of fresh-mined anthracite generally is less than 15 percent. Since the s, anthracite refuse or mine waste has been used for coal power generation in a form of recycling.
The practice known as reclamation is being applied to culm piles antedating laws requiring mine owners to restore lands to their approximate original condition. Chemically, anthracite may be considered as a transition stage between ordinary bituminous coal and graphiteproduced by the more or less complete elimination of the volatile constituents of the former, and it is found most abundantly in areas that have been subjected to considerable stresses and pressures, such as the flanks of great mountain ranges.
For example, the compressed layers of anthracite that are deep mined in the folded Ridge and Valley Province of the Appalachian Mountains of the Coal Region of East-central Pennsylvania are extensions of the same layers of bituminous coal that are mined on the generally flat lying and undeformed sedimentary rocks further west on the Allegheny Plateau of Kentucky and West VirginiaEastern Ohio, and Western Pennsylvania.
In the same way the anthracite region of South Wales is confined to the contorted portion west of Swansea and Llanellithe central and eastern portions producing steam coalcoking coal and domestic house coals.
Structurally, anthracite shows some alteration by the development of secondary divisional planes and fissures so that the original stratification lines are not always easily seen. The thermal conductivity is also higher; a lump of anthracite feels perceptibly colder when held in the warm hand than a similar lump of bituminous coal at the same temperature.
The chemical composition of some typical anthracites is given in the article coal. Anthracite has a history of use in blast furnaces for iron smelting; however, it lacked the pore space of metallurgical cokewhich eventually replaced anthracite.
In southwest Walesanthracite has been burned as a domestic fuel since at least medieval times,  when it was mined near Saundersfoot. More recently, large-scale mining of anthracite took place right across the western part of the South Wales Coalfield until the late 20th century.Xyz axis diagram diagram base website axis diagram
Mining continues but now on a smaller scale. In the United States, anthracite coal history began in in Pottsville, Pennsylvaniawith the discovery of coal made by the hunter Necho Allen in what is now known as the Coal Region.
Legend has it that Allen fell asleep at the base of Broad Mountain and woke to the sight of a large fire because his campfire had ignited an outcrop of anthracite coal.
Byan anthracite-fired iron furnace had been built on the Schuylkill River. Anthracite was first experimentally burned as a residential heating fuel in the US on 11 Februaryby Judge Jesse Fell in Wilkes-Barre, Pennsylvaniaon an open grate in a fireplace. Anthracite differs from wood in that it needs a draft from the bottom, and Judge Fell proved with his grate design that it was a viable heating fuel.
In springJohn and Abijah Smith shipped the first commercially mined load of anthracite down the Susquehanna River from Plymouth, Pennsylvania, marking the birth of commercial anthracite mining in the United States.
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