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OSU team develops process to clean coal mine drainage and extract rare earth elements

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Researchers at The Ohio State University have developed a novel process to clean coal mine drainage and extract rare-earth elements from it. Coal mine drainage (CMD) impairs tens of thousands of kilometers of U.S. CMD, coal mine drainage; TEP, trap-extract-precipitate. —Miranda et al. Miranda et al. —Jeff Bielicki.

Coal 283
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DOE to award $32M for FEED studies for production of rare earths and critical minerals and materials from coal

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Coal and coal production waste contain a wide variety of valuable rare earth elements that can be converted into clean energy technology components. The US currently has more than 250 billion tons of coal reserves, more than 4 billion tons of waste coal, and about 2 billion tons of coal ash at various sites across the country.

Coal 284
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Study finds methane emissions from coal mines ~50% higher than previously thought

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The amount of methane released into the atmosphere as a result of coal mining is likely approximately 50% higher than previously estimated, according to research presented at the recent annual meeting of the American Geophysical Union. The authors point out that less coal production doesn’t translate to less methane.

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DOE awards $1.95M for conceptual designs that extract critical minerals and rare earth elements from coal sources

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million in federal funding to develop conceptual designs of commercially viable technologies that will extract rare earth elements (REEs) from US coal and coal by-product sources. The program has moved into bench-scale and engineering-scale prototype materials processing to address scale-up challenges and opportunities.

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CSIRO and partners to test Direct Injection Carbon Engine to reduce brown coal emissions by up to 50%

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DICE involves converting coal or biomass into a water-based slurry (called micronised refined carbon, MRC) that is directly injected into a large, specially adapted diesel engine. The fuel burns to produce intense temperature and pressure in the engine, which provides highly efficient power to turn electrical generators.

Coal 257
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First Hualong One Gen III reactor in commercial operation

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Hualong One is CNNC’s Generation III pressurized water reactor with complete independent intellectual property rights, developed and designed by the corporation on the basis of more than 30 years of nuclear power research, design, manufacturing, construction and operation experiences. in-containment refuelling water storage tank.

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ANL: life-cycle water consumption of fuel cell vehicles can be cut in half compared to that of conventional ICE vehicles

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The life-cycle water consumption of fuel cell electric vehicles using hydrogen produced from natural gas with steam methane reforming is almost 50% less than the life-cycle water consumption of conventional internal combustion engine vehicles using gasoline, according to a study by researchers at Argonne National Laboratory (ANL).

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