Aika Bauxite Refinery Hungary

In the Caribbean, as well as in Southern Europe, bauxite is found in smaller pocket deposits, while interlayered deposits occur in the United States, Suriname, Brazil, Guyana, Russia, China, Hungary and the Mediterranean. Bauxite is generally extracted by open cast mining, being almost always found near the surface, with processes that vary ...

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Mal own and have recommenced to operate the Ajka alumina refinery, own and operate opencast bauxite mines in Bakonyi (below), and expanded bauxite mining in Bosnia by acquiring in 2004 Rudnici Boksita Jajce, in the Niksic area of Montenegro, and acquired the Slovenia bauxite …

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Alumina Partners of Jamaica, also known as Alpart, is a company that owns and operates a bauxite refinery in Nain, Jamaica.Alpart was founded in 1969 as a joint venture by Kaiser Aluminum, Reynolds Aluminum, and Anaconda. Alpart exports 1.65 million tonnes of alumina overseas per year, and earned gross revenues of US$1.3 billion in 2007.

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Alcoa of Australia’s operations represent one of the world’s largest integrated bauxite mining, alumina refining and aluminium smelting systems and add value to Australia’s local, state and national economies. For further information about key Australian operations click on the location below:

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May 19, 2016· The quantity of bauxite residue generated at a particular refinery is governed by the processing conditions and bauxite quality; the key bauxite characteristics are the alumina content, the nature of the aluminum hydrous-oxide component present (whether as gibbsite, boehmite or diaspore), and reactive and crystalline silica contents.

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Oct 04, 2010· 2010 industrial accident in Hungary. Upload media ... Media in category "Ajka alumina plant accident" The following 51 files are in this category, out of 51 total. ... Radioactivité de la bauxite Hongrie RadioactivityMagyar.jpg 1,010 × 666; 125 KB.

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The Bayer process is the principal industrial means of refining bauxite to produce alumina (aluminium oxide) and was developed by Carl Josef Bayer. Bauxite, the most important ore of aluminium, contains only 30–60% aluminium oxide (Al 2 O 3), the rest being a …

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Dec 12, 2010· Nine people died when 1Mm3 of caustic slurry tore through three villages in western Hungary. It was caused by a breach in the bauxite residue containment area of the Ajka alumina refinery. The local environment was also devastated. Bauxite residue …

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(Magyar OLaj- és Gázipari Részvénytársaság, Hungarian Oil and Gas Public Limited Company), also commonly known as MOL Group, is a Hungarian multinational oil and gas company headquartered in Budapest, Hungary. Members of MOL Group include among others the Croatian and Slovak formerly state-owned oil and gas companies, INA and Slovnaft.

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Alcoa, the world’s largest bauxite miner with 45.3 million bdmt of production in 2015, has mines in proximity to major markets and holds a first quartile cost curve position. Alcoa projects that the market for third-party bauxite demand will double between 2015 and 2024, with China as the biggest importer of bauxite.

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The Bayer Process, which is used by about 80 active plants worldwide, is the primary method of producing aluminum from bauxite. Bauxite ore is dissolved in sodium hydroxide, or lye, at a high temperature and pressure. Then, the alumina and bauxite ores are separated by washing out the waste (red muds or sands) from the alumina.

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ALUMINA AND ALUMINUM PLANT AJKA, HUNGARY Subject: ALUMINA AND ALUMINUM PLANT AJKA, HUNGARY Keywords: ... 25X1 Bauxite is delivered to the plant by rail. Electric power is supplied by the Ajka thermal power plant, which adjoins the plant on the east. This plant was reportedly m3 Approved For ReleastdP124 - CIgRDP78T04753A000300020004-5 ET …

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Hungary THE FACILITIES INVOLVED The site : The aluminium plant is located in Hungary around 100 km south-west of Budapest in the surrounding area of Ajka town. Established in 1995 at the time of the privatisation of the Hungarian aluminium industry, the company became the owner of the formerly state owned plant that has been in operation since ...

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When news spread that the red mud pond in a Hungarian alumina refinery had broken open on October 3 [2010], spilling toxic sludge over a huge area, killing people and livestock, this confirmed our worst fears regarding new refineries going up in Orissa [India] and neighbouring states.

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This article was sourced from Creative Commons Attribution-ShareAlike License; additional terms may apply. World Heritage Encyclopedia content is assembled from numerous content providers, Open Access Publishing, and in compliance with The Fair Access to Science and Technology Research Act (FASTR), Wikimedia Foundation, Inc., Public Library of Science, The Encyclopedia of Life, Open Book ...

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Oct 07, 2010· Here’s a breakdown of what exactly is in the sludge. The Hungarian Academy of Sciences (kind of central scientific body here) took some samples at the site and this is the result.

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Map. IMHO, the map in the Ajka article is a better map. Mjroots 17:30, 5 October 2010 (UTC) . Article rename. The article was renamed from Ajka alumina plant accident to 2010 Hungarian sludge flood without discussion. The only reason to use 2010 in the article title is to disambiguate it against other sludge floods that happened in other years in Hungry.

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This is a list of alumina refineries in the world. The list is incomplete and missing some data.

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The Company was established by Hungarian private individuals in 1995 when the privatization of the aluminium industry started. During the privatization the Company gradually acquired control over the companies that tied in closely with the aluminium sector (Bakony bauxite mine, Ajka alumina plant, Inota aluminium smelter), and transformed whilst into a company limited by shares.

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Oct 06, 2010· Join Earth Dr Reese Halter an award-winning broadcaster and distinguished biologist California Lutheran University conservation biologist as MSNBCs anchor Chris Jansing asks …

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Sep 10, 2019· Bauxite residue at the refinery is currently deposited as slurry into storage areas, then solar dried. The new facility will process about 50 percent of the mud fraction of the bauxite residue using a filtration and stacking method. Filtration extracts moisture from the residue before it is stored, reducing the amount of land required.

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Mixtures with clay, shale, sand, and fly ash have been proposed and evaluated for brick manufacture by various teams of workers and has been undertaken using bauxite residue from Jamaica, Sardinia, Hungary, and Korea. Bricks have been made with a bauxite residue content of over 90% when using a firing temperature of approximately a 1000ºC.

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A major challenge going forward is to reconcile man’s activities on earth with the key pillars of environmental stewardship, sustainability and safeguarding life forms. This applies not least in the manufacturing industries and one example from the global aluminium sector is the issue of bauxite residue – otherwise termed red mud. The vast majority of […]

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May 16, 2019· (Bauxite residue management: Best Practice, July 2015). ... Red mud briefly grabbed the headlines in 2010, when a dam spill at the Ajka refinery in Hungary …

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Nov 03, 2014· Hungarian red mud spill did little long-term damage ... a byproduct of refining aluminium from bauxite ore, was dangerously alkaline, extremely salty and contained potentially toxic metals like ...

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The Ajka alumina sludge spill was an industrial accident at a caustic waste reservoir chain of the Ajkai Timföldgyár alumina plant in Ajka, Veszprém County, in western Hungary. On 4 October 2010, at 12:25 CEST (10:25 UTC), the northwestern corner of the dam of reservoir number 10 collapsed, freeing approximately one million cubic metres (35 million cubic feet) of liquid waste …

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Bauxite quality is declining in some regions leading to challenges to secure supply ... bauxite since the quality of their domestic deposits is declining (situation of China). ... or modify the existing refinery equipment (IB2 unit plugged on existing refinery). Bauxite - Edison Investment Research,27 Aug 2015 ... to uncertainty and created ...

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Bauxite and Alumina), United States Geological Survey Hydro Aluminium, (2004). Shaping Solutions for the Future, Oslo: Hydro Media. United Nations, (2000). United Nations Conference on Trade and Developemnt: Recent and Planned Changes in Production Capacity for Bauxite, Alumina and Aluminium

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List of alumina refineries This is a list of alumina refineries in the world. The list is incomplete and missing some data. Smelter-grade alumina refineries

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