rare earths byproducts

@article{osti_1836209, title = {Techno-Economic and Life Cycle Assessments for Sustainable Rare Earth Recovery from Coal Byproducts using Biosorption}, author = {Alipanah, Majid and Park, Dan M. and Middleton, Andrew and Dong, Ziye and Hsu-Kim, Heileen and Jiao, Yongqin and Jin, Hongyue}, abstractNote = {Coal byproducts could …

The primary objective of this project was to develop and demonstrate an integrated pilot-scale circuitry for recovering high-value rare earth elements (REEs) from coal and coal byproducts. The target performance was to produce a mixed REE product with content of at least two percent by weight on a dry mass basis in a cost-effective and ...

A Review of Rare-Earth Elements Extraction with Emphasis on Non-conventional Sources: Coal and Coal Byproducts, Iron Ore Tailings, Apatite, and Phosphate Byproducts

@article{osti_1569277, title = {Production of Salable Rare Earths Products from Coal and Coal Byproducts in the U.S. Using Advanced Separation Processes (Final Technical Report)}, author = {Keim, Steven Anthony and Naumann, Hans}, abstractNote = {The entirety of the report that follows this brief Executive Summary Chapter is the …

Fossil Energy (FE) explored the potential of coal and coal byproducts as viable sources of Rare Earth Elements (REE). A series of activities to assess REE resources associated …

This work provides high level guidance on the potential of secondary sources by characterizing quality (concentrations of different rare earths) and quantity (mass of rare earths in global scale wastes and byproducts). This significant first step helps clarify directions for policy and research and development investments.

The presence of these rare earths in different wastes varies for each element, ... A. Rare earth metals from secondary sources: Review of potential supply from waste and byproducts. Resour. Conserv. Recycl. 2021, 167, 105213. [Google Scholar]

The U.S. Department of Energy's (DOE) Office of Fossil Energy today announced it is investing $6.9 million in rare earth element (REE) research through two funding opportunities. DOE announced today that three projects have been selected to receive approximately $3 million for research aimed at producing salable rare earth …

This work provides high level guidance on the potential of secondary sources by characterizing quality (concentrations of different rare earths) and quantity (mass of rare earths in global scale wastes and byproducts). This significant first step helps clarify directions for policy and research and development investments.

The most eye-popping rare earth claim in Wyoming, though, comes from Ramaco Resources. In May, the Lexington, Kentucky-based company announced that chemical analysis of coring samples at its Brook ...

WASHINGTON, D.C. — As part of President Biden's Investing in America agenda, the U.S. Department of Energy (DOE) today announced over $17 million for …

Overall, for every ton of rare earth, 2,000 tons of toxic waste are produced. China currently dominates the REE market, accounting for 85 percent of the global supply in 2016. Australia is the …

They are present in 1) coal combustion products such as fly ash, bottom ash, and incinerator ash, 2) industrial byproducts like slags, dross, phosphogypsum, and red …

Valorization of rare earth processing byproducts for agriculture usage. Mohamed Musa Hanafi, Parisa Azizi, Sheu Tijani Akinbola, Roslan Ismail, Abdul Rahim Sahibin, Idris Wan Mohd Razi &. …

Biosorption enables selective extraction of rare earths from coal leachates. ... Coal byproducts represent an abundant and untapped potential source of critical rare earth elements (REEs). In this study, we tested the efficacy of a biosorption-based approach to recover REEs from leachate solutions derived from North Dakota lignite coal and ...

Laudal and colleagues have demonstrated they can generate a product with 60 to 90% (600,000 to 900,000 ppm) rare earths from lignite. They are now scaling up their solvent extraction process to a ...

Tetra Tech, Inc. (Houston) will build on prior technology development to complete a FEED study located in Pennsylvania on recovering rare earths and potentially other critical minerals from coal byproducts while processing the clays to a salable grade. More details about the selected projects can be found here.

The first major news stories of the environmental and social devastation caused by rare earth mining in China circulated in Anglophone media in 2009 (Margonelli 2009).Images of massive tailings ponds into which pipes belched mineral and chemical slurries against an industrial skyline in northern China were published alongside photos …

The recovery of high-added value products from phosphate byproducts presents currently a great economic and environmental interests. Rare earth elements (REEs) are present in different byproducts of the fertilizer industry including phosphate tailings, phosphogypsum and phosphoric acid sludge (PAS).

Technical Report: Recovery of Rare Earth Elements from Coal and Coal Byproducts via a Closed Loop Leaching Process: Final Report ... In AOI 1, Ohio coal sources with the potential to provide a consistent source of rare earth element concentrations above 300 parts per million will be identified. Coal sample inventories …

April 4 (Reuters) - Six projects outside China, which dominates global rare earth production, plan to extract the critical minerals from waste or byproducts. The projects will produce rare earths ...

Rare earth elements are known to occur in low concentrations in U.S. coals and coal byproducts. These low concentrations may make rare earth element recovery from these materials unattractive, using only …

"The possible recovery of rare earth elements from abundant coal and byproducts is an exciting new research area, representing a dramatic paradigm shift for coal," it says.

3 Citations. 17 Altmetric. Metrics. Abstract. Sourcing rare earth elements (REEs) from unconventional feedstocks has substantial environmental and …

recovery of rare earths from abundant domestic coal by-products in 2014. The NETL Rare Earth EDX Database [2] is a resource for rare earth information as related to coal and byproducts.

The United States' annual rare earth demand stands at around 12,000 to 13,000 metric tons. "Very rough estimates tell us if we could extract 100 percent of the rare earths from each of these ...

According to Adamas Intelligence, "Elsewhere, projects across Sweden, South Africa, Australia and other countries aim to extract rare earths from mine waste and byproducts that could supply 8% of ...

Volume 158, April 2022, 112148. Rare earth element resource evaluation of coal byproducts: A case study from the Powder River Basin, Wyoming. D.A. Bagdonas a., …

Xenotime deposits (xenotime is a rare earth phosphate mineral which is a rich source of yttrium and heavy rare earths) in Madhya Pradesh, carbonatite-alkaline complex in Ambadongar, Gujarat, polymetallic mineralization in Siwana Ring Complex, Rajasthan (Banerjee et al., 2014) are some of the promising areas for REE exploration and …

In this work we explore the resource and economic potential for extracting rare earth elements (REEs) from industry byproducts (e.g. coal combustion products, red …

Rare earth elements (REEs) are increasingly critical to the high-technology and low-carbon economy. With a shift to sustainable socioeconomic development that …

Rare earth elements (REEs) are a group of 17 chemical elements in the periodic table, including scandium, yttrium and 15 lanthanides. REEs are critical materials and have significant values in national security, energy production, environmental protection and economic growth. 1 Due to the special electro-magnetic, metallurgical and optical …

The primary resources of rare earths in India are limited and associated with many processing challenges. In this scenario, it is important and timely to explore the non-traditional sources of rare earths to meet the domestic demand of country in the future. ... Review of potential supply from waste and byproducts. Resour. Conserv. Recycl., …

Economics of rare earth extraction from coal byproducts are sensitive, but show promise when compared to traditional mining. ... This is a promising result, especially given that it is more costly to refine rare earths from mined material than from ash. The results are highly sensitive to rare earth prices: given low long-term prices, none of ...

Rare earths and REE-enriched minerals existing within the crystal structure of coal and coal discard may be relatively difficult to leach as a result of REE ... Techno-economic and life cycle assessments for sustainable rare earth recovery from coal byproducts using biosorption. ACS Sustainable Chem. Eng., 8 (2020), pp. 17914-17922. …