Oil shale industry in Estonia — Esfitech

In Estonia oil shale is extracted by opencast and by underground mining. The enrichment process for oil shale removes limestone from the raw mix of oil shale and

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(PDF) OIL SHALE MINING-RELATED RESEARCH IN

Estonian oil shale mining industry with its 90 years of history has been a test polygon for equipment manufacturers, geologists and mining engineers from Germany

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Oil shale production and power generation in Estonia ...

1993-6-1  Oil shale production and power generation in Estonia Economic and environmental dilemmas N.I. Barabaner and I.Z. Kaganovich Combustive oil shale is the main type

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QUALITY CONTROL OF OIL SHALE PRODUCTION IN

2010-8-26  Prospects of extraction development in the Estonian oil shale basin are related to the modern-mechanized mining. For example surface miners (SM) can find their

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(PDF) Oil shale mining-related research in Estonia

Based on Estonian practice, the yield of oil or energy of a deposit depends to a great extent on the extraction and separation technologies applied [1, 2]. Both

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Estonian Oil Shale - Resources and Usage

2007-10-10  Efforts have been made to extract uranium and some other metals from this shale, but it is not the subject of this paper. ... (Estonian Oil Shale), 2000.

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Estonian oil shale - Estonian Academy Publishers

2007-10-10  Estonian oil shale Compiled by Mihkel Koel in 1999 1. Resources. There are two types of oil shales in Baltic Basin: the Middle Ordovician kukersite mined in the

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MICROWAVE-ASSISTED SOLVENT EXTRACTION OF

2015-8-25  investigated oil shale. The extraction results showed that all the solvents except hexane followed a sigmoid behaviour. Methanol exhibited the highest extractive

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Liquid fuel production - Eesti Energia

Oil production produces 3.3 times less carbon dioxide emissions than electricity production from oil shale. We have produced more than one million tonnes of

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Oil Shale Processing - an overview ScienceDirect Topics

2011-3-15  Sohrab Zendehboudi PhD, Alireza Bahadori PhD, CEng, in Shale Oil and Gas Handbook, 2017. 2 Description of Oil Shale Processing. Shale oil processing is defined

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Oil shale industry in Estonia — Esfitech

Oil shale industry in Estonia. Oil shale industry in Estonia. 80% of oil shale used globally is extracted in Estonia, mainly due to the Oil-shale-fired Narva power plants. The largest Estonian producer of electricity and heat energy is the Narva power plants, owned by Eesti Energia, which provide over 90% of the electricity produced in Estonia.

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(PDF) FUTURE OF OIL SHALE MINING TECHNOLOGY IN

Several extraction technologies have been used for mining oil shale in Estonia. The quality and properties of the raw material for fuel and oil depend directly on the initial geological properties ...

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Oil shale processing joint venture in Auvere, Estonia ...

2018-8-9  Oil shale processing joint venture in Auvere, Estonia. High-capacity plant produces 290,000 metric tons of shale oil annually and utilizes Outotec solid heat carrier technology to extract oil and produce electricity. Enefit has operated two Enefit140 production units in Auvere, Estonia for decades.

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(PDF) Oil shale mining-related research in Estonia

Based on Estonian practice, the yield of oil or energy of a deposit depends to a great extent on the extraction and separation technologies applied [1, 2]. Both selective breaking and impact ...

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Oil shale mining in Estonia - ResearchGate

Oil shale covers over half of Estonia’s primary power resources (Fig. 1). About 99% of electric power and a large share of thermal power are produced from oil shale.

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Oil shale mined volume falls 24 percent between 2018 and ...

2021-8-5  Oil shale mine interior. Source: Siim Lõvi/ERR. Economy. Oil shale mined in Estonia fell from 15.9 million tonnes in 2018 to 12.1 million tonnes in 2019, the latter a level roughly the same as in 2016. The 24 percent fall was reported to the cabinet Thursday in the context of the 2016-2030 national development plan for the use of oil shale.

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Estonia Sweden Oil Shale Deposits Map, Geology,

2021-9-2  Estonia. The Ordovician kukersite deposits of Estonia have been known since the 1700s. However, active exploration only began as a result of fuel shortages brought on by World War I. Full-scale mining began in 1918. Oil-shale production in that year

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(PDF) Oil Shale: The Next Energy Revolution

The oil shale resources are rich in China - the total shale oil resource is estimated at 47.6×10 9 tons and the recoverable resource is 12.0×10 9 tons.

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(PDF) An overview of the Jordanian oil shale: Its chemical ...

Estonia has significant oil shale recourses. Estonia is the only country in the world that uses oil shale fired power plants to supply most of its electricity to domestic customers and can export ...

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Oil Shale Extraction HowStuffWorks

Oil Shale Extraction. The process of extracting liquid crude oil from the ground is comparatively simple to extracting oil shale. Pressure from gases trapped in the chamber where oil is present force the crude oil to the surface. After this pressure is alleviated, the more difficult secondary and tertiary phases of oil

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Clean power from Estonia's oil shale - NS Energy

2002-4-5  Clean power from Estonia’s oil shale. Two of Estonia's 200 MWe oil shale fired plants are being repowered with circulating fluidised bed boilers. The result will be more power and less emissions. Mati Uus, Narva Power, Narva, Estonia. Eesti and Balti, owned and operated by Narva Power, are the largest oil shale fired power plants in the world ...

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Veeseire: Oil Shale mining-related research in Estonia

2021-6-18  Blogi. Oil Shale mining-related research in Estonia

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DEVELOPMENTS IN PRODUCTION OF SYNTHETIC FUELS

Estonia is one of the smallest countries in Europe, Estonia is still the biggest oil shale user in the world. Altogether more than 1 billion tons of oil shale has been mined in Estonia, more than 550 TWh of electricity has been generated and approximately 200 million barrels of oil has been produced from oil shale in Estonia. 2.

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Risk Assessment Methods in Estonian Oil Shale Mining

2009-1-20  1.3 Problems of oil shale mining Estonian oil shale of various qualities are used for generation of electric power and in shale oil processing, however the different mining and excavation methods and accompanying development processes has different influence on environment. Oil shale mining can disturb the landscape and hydrological regime

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Liquid fuel production - Eesti Energia

Oil production produces 3.3 times less carbon dioxide emissions than electricity production from oil shale. We have produced more than one million tonnes of shale oil, which can be compared to the average consumption of liquid fuels in Estonia during 32 years. Related topics Shale oil . Shale oil is Estonia's own petroleum! About Shale oil

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Estonia Sweden Oil Shale Deposits Map, Geology,

2021-9-2  Estonia. The Ordovician kukersite deposits of Estonia have been known since the 1700s. However, active exploration only began as a result of fuel shortages brought on by World War I. Full-scale mining began in 1918. Oil-shale production in that year

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MATERIAL SAFETY DATA SHEET SHALE OIL GRADE KESK ...

2016-1-29  clothing and protective equipment before entering eating areas. 7.2 Conditions for safe storage, including any incompatibilities Conditions of Storage: Store in a hermetic tightly closed reservoirs. Packaging Materials: Hermetic metallic reservoir or cisterns. Shale oil production premises and laboratories shall be equipped with a combined extract

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Oil Shale Processing Equipment - love2dive.be

Shale oil extraction - Wikipedia. Shale oil extraction is an industrial process for unconventional oil production. This process converts kerogen in oil shale into shale oil by pyrolysis, hydrogenation, or thermal dissolution.The resultant shale oil is used as fuel oil or upgraded to meet refinery feedstock specifications by adding hydrogen and removing sulfur and nitrogen impurities..

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CASE STUDY OF SHALE OIL PRODUCTION

2016-7-22  Shale oil, also known as retort oil or light tight oil, is the unconventional oil produced from oil shale rock fragment. Shale oil contains large amount of hydrocarbon compounds such as paraffin, olefin, aromatics and heteroatoms. The extraction process of shale oil

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Oil Shale Extraction HowStuffWorks

Oil Shale Extraction. The process of extracting liquid crude oil from the ground is comparatively simple to extracting oil shale. Pressure from gases trapped in the chamber where oil is present force the crude oil to the surface. After this pressure is alleviated, the more difficult secondary and tertiary phases of oil

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